{"id":3812,"date":"2021-01-04T22:34:41","date_gmt":"2021-01-04T21:34:41","guid":{"rendered":"https:\/\/www.fipwarriors.eu\/?p=3812"},"modified":"2023-03-29T09:50:20","modified_gmt":"2023-03-29T07:50:20","slug":"liecba-fip-pomocou-meflochinu","status":"publish","type":"post","link":"https:\/\/www.fipwarriors.eu\/en\/liecba-fip-pomocou-meflochinu\/","title":{"rendered":"Pharmacokinetic profile of oral mefloquine in clinically normal cats: Preliminary in vivo study of the potential treatment of feline infectious peritonitis (FIP)."},"content":{"rendered":"<p class=\"has-black-color has-text-color has-small-font-size\">Jane Yu, Benjamin Kimble, Jacqueline M. Norris a Merran Govendir<br>Sydney School of Veterinary Science, Faculty of Science, The University of Sydney, Sydney, NSW 2006, Austr&aacute;lia; jane.yu@sydney.edu.au (J.Y.); benjamin.kimble@sydney.edu.au (B.K. ); jacqui.norris@sydney.edu.au (J.N.); merran.govendir@sydney.edu.au<br>P&ocirc;vodn&yacute; &#269;l&aacute;nok:  <a href=\"https:\/\/www.researchgate.net\/publication\/342041210_Pharmacokinetic_Profile_of_Oral_Administration_of_Mefloquine_to_Clinically_Normal_Cats_A_Preliminary_In-Vivo_Study_of_a_Potential_Treatment_for_Feline_Infectious_Peritonitis_FIP\" target=\"_blank\" rel=\"noreferrer noopener\">Pharmacokinetic Profile of Oral Administration of Mefloquine to Clinically Normal Cats: A Preliminary In&#8208;Vivo Study of a Potential Treatment for Feline Infectious Peritonitis (<\/a><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;Infek&#269;n&aacute; peritonit&iacute;da ma&#269;iek (angl. Feline infectious peritonitis, zau&#382;&iacute;van&aacute; skratka FIP) je infek&#269;n&eacute; ochorenie ma&#269;iek sp&ocirc;sobuj&uacute;ce smr&#357;. N&aacute;zov je mierne zav&aacute;dzaj&uacute;ci, preto&#382;e nejde o z&aacute;pal pobru&scaron;nice (&#269;i&#382;e peritonea), ale o z&aacute;pal ciev (vaskulit&iacute;da). Klinick&eacute; pr&iacute;znaky FIP sa v&scaron;ak &#269;asto prejavuj&uacute; vo forme z&aacute;palu pobru&scaron;nice. V&iacute;rus FIP nap&aacute;da v&scaron;ak aj pohrudnicu &ndash; z toho d&ocirc;vodu je niekedy choroba ozna&#269;ovan&aacute; tie&#382; ako Infek&#269;n&aacute; ma&#269;acia polyserozit&iacute;da (Feline infectious polyserositis).&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/fip\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">FIP<\/a>)<br>8.6.2020<\/p>\n\n\n\n<p><strong>Stru&#269;n&yacute; obsah:<\/strong><\/p>\n\n\n\n<p>Pri h&#318;adan&iacute; antiv&iacute;rusov&yacute;ch l&aacute;tok proti ma&#269;ac&iacute;m koronav&iacute;rusom a ma&#269;ac&iacute;m kaliciv&iacute;rusom sa preuk&aacute;zalo, &#382;e mefloch&iacute;n, &#318;udsk&yacute; antimalarick&yacute; liek, zni&#382;uje v&iacute;rusov&uacute; n&aacute;lo&#382; ma&#269;ac&iacute;ch koronav&iacute;rusov a ma&#269;acieho kaliciv&iacute;rusu v infikovan&yacute;ch bunk&aacute;ch. V tejto &scaron;t&uacute;dii sa mefloch&iacute;n pod&aacute;val peror&aacute;lne siedmim klinicky zdrav&yacute;m ma&#269;k&aacute;m dvakr&aacute;t t&yacute;&#382;denne v &scaron;tyroch d&aacute;vkach a merali sa koncentr&aacute;cie mefloch&iacute;nu v krvi, aby sa zistil farmakokinetick&yacute; profil &ndash; pohyb lie&#269;iva v tele. Maxim&aacute;lna koncentr&aacute;cia mefloch&iacute;nu v krvi bola 2,71 ug \/ ml a dosiahla sa 15 hod&iacute;n po podan&iacute; jednej peror&aacute;lnej d&aacute;vky. Medzi ved&#318;aj&scaron;ie &uacute;&#269;inky mefloch&iacute;nu patrilo u niektor&yacute;ch ma&#269;iek zvracanie po podan&iacute; bez potravy a mierne zv&yacute;&scaron;enie symetrick&eacute;ho dimetylargin&iacute;nu (SDMA), rann&eacute;ho biomarkera obli&#269;iek. T&aacute;to &scaron;t&uacute;dia poskytuje cenn&eacute; inform&aacute;cie o profile mefloch&iacute;nu u ma&#269;iek ako &uacute;vodn&yacute; krok k jeho v&yacute;skumu ako mo&#382;nej lie&#269;by ma&#269;acieho koronav&iacute;rusu a ma&#269;acej kaliciv&iacute;rusovej infekcie u ma&#269;iek.<\/p>\n\n\n\n<p><strong>Abstrakt:&nbsp;<\/strong>Farmakokinetick&yacute; profil mefloch&iacute;nu bol sk&uacute;man&yacute; za &uacute;&#269;elom predbe&#382;nej &scaron;t&uacute;die potenci&aacute;lnej lie&#269;by infekci&iacute; sp&ocirc;soben&yacute;ch ma&#269;ac&iacute;m koronav&iacute;rusom (ako je infek&#269;n&aacute; peritonit&iacute;da ma&#269;iek) alebo infekci&iacute; sp&ocirc;soben&yacute;ch ma&#269;ac&iacute;m kaliciv&iacute;rusom. Mefloch&iacute;n sa pod&aacute;val peror&aacute;lne v d&aacute;vke 62,5 mg siedmim klinicky zdrav&yacute;m ma&#269;k&aacute;m dvakr&aacute;t t&yacute;&#382;denne v po&#269;ete &scaron;tyroch d&aacute;vok a koncentr&aacute;cie mefloch&iacute;nu v plazme v priebehu 336 hod&iacute;n sa merali pomocou vysokotlakovej kvapalinovej chromatografie (HPLC). Maxim&aacute;lna plazmatick&aacute; koncentr&aacute;cia (Cmax) po jednorazovej peror&aacute;lnej d&aacute;vke mefloch&iacute;nu bola 2,71 ug\/ml a &#269;as do dosiahnutia Cmax (Tmax) bol 15 h. Elimina&#269;n&yacute; pol&#269;as bol 224 h. Plazmatick&aacute; koncentr&aacute;cia dosiahla vy&scaron;&scaron;iu &uacute;rove&#328; 4,06 ug\/ml, ke&#271; sa mefloch&iacute;n pod&aacute;val s krmivom. Ne&#382;iaduce &uacute;&#269;inky d&aacute;vkovania zah&#341;&#328;ali  u niektor&yacute;ch ma&#269;iek  vracanie po podan&iacute; bez potravy. Pozorovalo sa mierne zv&yacute;&scaron;enie s&eacute;rov&yacute;ch koncentr&aacute;ci&iacute; symetrick&eacute;ho dimetylargin&iacute;nu (SDMA), ale nie kreatin&iacute;nu. Mefloch&iacute;n m&ocirc;&#382;e poskytn&uacute;&#357; bezpe&#269;n&uacute; &uacute;&#269;inn&uacute; lie&#269;bu infekci&iacute; sp&ocirc;soben&yacute;ch koronav&iacute;rusom a kaliciv&iacute;rusom u ma&#269;iek.&nbsp;<\/p>\n\n\n\n<p><strong>K&#318;&uacute;&#269;ov&eacute; slov&aacute;:&nbsp;<\/strong>mefloch&iacute;n; ma&#269;acia infek&#269;n&aacute; peritonit&iacute;da; farmakokinetika; koronav&iacute;rus; kaliciv&iacute;rus&nbsp;<\/p>\n\n\n\n<h2 class=\"lm-underscore wp-block-heading\">&Uacute;vod<\/h2>\n\n\n\n<p>Ma&#269;ac&iacute; koronav&iacute;rus (FCoV) je alfa koronav&iacute;rus, ktor&yacute; sa vyskytuje v dvoch odli&scaron;n&yacute;ch patotypoch, ktor&eacute; mo&#382;no rozl&iacute;&scaron;i&#357; pod&#318;a biologick&eacute;ho spr&aacute;vania, ale nie pod&#318;a morfol&oacute;gie [1]. Hoci tieto dva patotypy patria k tomu ist&eacute;mu druhu v&iacute;rusu, pou&#382;&iacute;vaj&uacute; sa r&ocirc;zne n&aacute;zvy &ndash; ma&#269;ac&iacute; enterick&yacute; koronav&iacute;rus (FECV) a v&iacute;rus ma&#269;acej infek&#269;nej peritonit&iacute;dy (FIPV). FECV je vysoko n&aacute;kazliv&yacute; fek&aacute;lno-or&aacute;lnou cestou. Infekcia je v&auml;&#269;&scaron;inou asymptomatick&aacute; alebo m&ocirc;&#382;e sp&ocirc;sobi&#357; miernu hna&#269;ku [1,2]. FIP je smrte&#318;n&eacute;, imunitne sprostredkovan&eacute; ochorenie vyvolan&eacute; virulentn&yacute;mi biotypmi FCoV zn&aacute;mymi ako v&iacute;rus ma&#269;acej infek&#269;nej peritonit&iacute;dy (FIPV) u dom&aacute;cich a vo&#318;ne &#382;ij&uacute;cich ma&#269;iek. Ke&#271; sa u ma&#269;iek s FIP objavia klinick&eacute; pr&iacute;znaky, priemern&aacute; d&#314;&#382;ka &#382;ivota sa pohybuje od nieko&#318;k&yacute;ch dn&iacute; do nieko&#318;k&yacute;ch t&yacute;&#382;d&#328;ov v pr&iacute;pade efuz&iacute;vnej formy a od nieko&#318;k&yacute;ch t&yacute;&#382;d&#328;ov do nieko&#318;k&yacute;ch mesiacov v pr&iacute;pade neefuz&iacute;vnej formy [3-6]. Existuje v&scaron;ak mal&yacute; po&#269;et ma&#269;iek, ktor&eacute; m&ocirc;&#382;u pre&#382;i&#357; nieko&#318;ko rokov [7,8]. Mo&#382;nosti lie&#269;by s&uacute; tradi&#269;ne obmedzen&eacute;, av&scaron;ak ned&aacute;vne experiment&aacute;lne lie&#269;by s pou&#382;it&iacute;m inhib&iacute;torov prote&aacute;z a nukleozidov&yacute;ch anal&oacute;gov priniesli s&#318;ubn&eacute; v&yacute;sledky [9-13], hoci tieto mo&#382;nosti lie&#269;by e&scaron;te nie s&uacute; registrovan&eacute; pre lie&#269;bu ma&#269;iek. Nedostatok dostupn&yacute;ch mo&#382;nost&iacute; lie&#269;by stup&#328;uje potrebu sk&uacute;ma&#357; &#271;al&scaron;ie dostupn&eacute; antiv&iacute;rusov&eacute; lie&#269;by. Okrem toho m&aacute; terapeutick&uacute; hodnotu h&#318;adanie lie&#269;by zameranej na r&ocirc;zne aspekty replik&aacute;cie FCoV, ke&#271;&#382;e kombinovan&aacute; lie&#269;ba pri in&yacute;ch v&iacute;rusov&yacute;ch infekci&aacute;ch sa sp&aacute;ja s vy&scaron;&scaron;ou mierou potla&#269;enia patog&eacute;nu a minimaliz&aacute;ciou rozvoja antiv&iacute;rusovej rezistencie [14,15].&nbsp;<\/p>\n\n\n\n<p>Kaliciv&iacute;rus ma&#269;iek je d&ocirc;le&#382;itou a be&#382;nou pr&iacute;&#269;inou ochorenia horn&yacute;ch d&yacute;chac&iacute;ch ciest a ulcer&aacute;cie &uacute;stnej dutiny u ma&#269;iek, pri&#269;om v poslednom &#269;ase sa objavuj&uacute; virulentnej&scaron;ie formy v&iacute;rusu, ktor&eacute; ved&uacute; k prepuknutiu syst&eacute;mov&eacute;ho ochorenia, ktor&eacute; je &#269;asto smrte&#318;n&eacute; a podobne ako FIP nem&aacute; &uacute;&#269;inn&uacute; antiv&iacute;rusov&uacute; lie&#269;bu. [16]&nbsp;<\/p>\n\n\n\n<p>Pri h&#318;adan&iacute; antiv&iacute;rusov&yacute;ch l&aacute;tok proti ma&#269;aciemu koronav&iacute;rusu a ma&#269;aciemu kaliciv&iacute;rusu sa uk&aacute;zalo, &#382;e mefloch&iacute;n, &#318;udsk&eacute; antimalarikum, inhibuje v&iacute;rusov&uacute; n&aacute;lo&#382; FCoV v infikovan&yacute;ch Crandellov&yacute;ch ma&#269;ac&iacute;ch obli&#269;kov&yacute;ch bunk&aacute;ch  bez cytotoxick&yacute;ch &uacute;&#269;inkov [17]. Jeho inhib&iacute;cia cytopatick&yacute;ch &uacute;&#269;inkov a v&iacute;rusovej replik&aacute;cie pri n&iacute;zkych koncentr&aacute;ci&aacute;ch podporuje &#271;al&scaron;ie sk&uacute;manie tohto lie&#269;iva ako potenci&aacute;lneho antiv&iacute;rusov&eacute;ho terapeutick&eacute;ho prostriedku. V na&scaron;om predch&aacute;dzaj&uacute;com projekte sme vyvinuli <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;in vitro - lat. &amp;quot;V skle&amp;quot; tj. V sk&uacute;mavke, za umel&yacute;ch, laborat&oacute;rnych podmienok. Napr. pri testovan&iacute; &uacute;&#269;inkov chemick&yacute;ch l&aacute;tok na &#382;iv&yacute; organizmus s&uacute; &uacute;&#269;inky sk&uacute;man&eacute; najprv na kult&uacute;re buniek pestovan&yacute;ch v sk&uacute;mavke. In&yacute;m pr&iacute;kladom je oplodnenie in vitro &amp;quot;die&#357;a zo sk&uacute;mavky&amp;quot;, IVF. Porov. in vivo lat. in v; VITRUM sklo&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/in-vitro\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">in vitro<\/a> model na ur&#269;enie rozsahu a r&yacute;chlosti hepat&aacute;lneho kl&iacute;rensu (Cl) mefloch&iacute;nu [18]. Mefloch&iacute;n u ma&#269;ky podlieha pe&#269;e&#328;ov&eacute;mu metabolizmu f&aacute;zy I, ale nie konjugat&iacute;vnemu metabolizmu f&aacute;zy II [18]. Neexistuj&uacute; d&ocirc;kazy, &#382;e by mefloch&iacute;n vykazoval oneskoren&uacute; elimin&aacute;ciu u klinicky zdrav&yacute;ch ma&#269;iek. V&auml;zba mefloch&iacute;nu na plazmatick&eacute; bielkoviny je pribli&#382;ne 99 % v plazme klinicky norm&aacute;lnych ma&#269;iek aj v plazme ma&#269;iek s FIP [19].<\/p>\n\n\n\n<p>Ke&#271;&#382;e mefloch&iacute;n sa v s&uacute;&#269;asnosti pou&#382;&iacute;va na profylaxiu mal&aacute;rie, s&uacute; dostupn&eacute; inform&aacute;cie o jeho dispoz&iacute;cii vr&aacute;tane absorpcie, distrib&uacute;cie a r&yacute;chlosti a rozsahu elimin&aacute;cie lie&#269;iva u dospel&yacute;ch &#318;ud&iacute; a doj&#269;iat, pri&#269;om niektor&eacute; inform&aacute;cie s&uacute; k dispoz&iacute;cii aj u psov [20], ale v tejto f&aacute;ze nie s&uacute; k dispoz&iacute;cii &#382;iadne inform&aacute;cie o farmakokinetickom profile (PK) mefloch&iacute;nu u ma&#269;iek okrem v&auml;zby na plazmatick&eacute; bielkoviny [19]. Preto na pos&uacute;denie, &#269;i m&aacute; pod&aacute;vanie mefloch&iacute;nu ako antivirotika nejak&uacute; terapeutick&uacute; v&yacute;hodu, je potrebn&eacute; stanovi&#357; farmakokinetick&yacute; profil mefloch&iacute;nu u klinicky norm&aacute;lnych ma&#269;iek, aby bolo mo&#382;n&eacute; vypracova&#357; d&aacute;vkovanie a frekvenciu d&aacute;vok. Poznanie farmakokinetick&eacute;ho profilu mefloch&iacute;nu u klinicky norm&aacute;lnej ma&#269;ky je prechodn&yacute;m krokom, ktor&yacute; premos&#357;uje predklinick&eacute; pozorovania mefloch&iacute;nu k medik&aacute;cii ma&#269;iek v bud&uacute;cnosti. Cie&#318;om tejto &scaron;t&uacute;die bolo presk&uacute;ma&#357; farmakokinetick&yacute; profil mefloch&iacute;nu pri peror&aacute;lnom pod&aacute;van&iacute; 62,5 mg (10 &ndash; 12 mg\/kg) dvakr&aacute;t t&yacute;&#382;denne. Druh&yacute;m cie&#318;om bolo zdokumentova&#357; ak&eacute;ko&#318;vek zmeny hematologick&yacute;ch a\/alebo biochemick&yacute;ch analytov a fyziologick&yacute;ch reakci&iacute; na mefloch&iacute;n pri tomto d&aacute;vkovacom re&#382;ime.<\/p>\n\n\n\n<h2 class=\"lm-underscore wp-block-heading\">Materi&aacute;ly a met&oacute;dy&nbsp;<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Zvierat&aacute;&nbsp;<\/h3>\n\n\n\n<p>Osem dospel&yacute;ch ma&#269;iek (4 samice, 4 koc&uacute;ri) z&iacute;skala spolo&#269;nos&#357; Invetus Pty Ltd. (Casino, Nov&yacute; Ju&#382;n&yacute; Wales, Austr&aacute;lia), zariadenie na v&yacute;skum zvierat, z jej klinicky norm&aacute;lnych zvierat. Telesn&aacute; hmotnos&#357; sa pohybovala od 5,0 do 5,8 kg (priemer 5,4 kg). Ma&#269;ky boli vo veku 3 a&#382; 7 rokov (priemer 5,5 roka). Ma&#269;ky boli vybran&eacute; na z&aacute;klade klinicky norm&aacute;lneho fyzick&eacute;ho vy&scaron;etrenia, norm&aacute;lneho sk&oacute;re telesnej kond&iacute;cie a telesnej hmotnosti &ge; 5 kg. Medzi vylu&#269;ovacie krit&eacute;ri&aacute; patrili ma&#269;ky s abnorm&aacute;lnym n&aacute;lezom pri fyzik&aacute;lnom vy&scaron;etren&iacute;, ma&#269;ky s podv&aacute;hou alebo ma&#269;ky, ktor&eacute; u&#382;&iacute;vali lieky. Do &scaron;t&uacute;die bolo p&ocirc;vodne vybran&yacute;ch sedem ma&#269;iek. Ma&#269;ky boli umiestnen&eacute; jednotlivo v boxoch v chovate&#318;skej stanici a boli z&aacute;sobovan&eacute; krmivom a vodou ad libitum. V&yacute;ber klinicky norm&aacute;lnych ma&#269;iek, ich d&aacute;vkovanie mefloch&iacute;nom, odber krvi a pr&iacute;stre&scaron;ie realizovala spolo&#269;nos&#357; Invetus. T&aacute;to &scaron;t&uacute;dia bola schv&aacute;len&aacute; V&yacute;borom pre etiku zvierat V&yacute;skumn&eacute;ho centra Wongaburra ako projekt USY F 18120 W d&#328;a 29. augusta 2019 a V&yacute;borom pre etiku zvierat Univerzity v Sydney ako protokol 2019\/1662.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pod&aacute;vanie liekov a odber vzoriek<\/h3>\n\n\n\n<p>Na odber krvi sa ma&#269;k&aacute;m nasadila maska a anest&eacute;zia izoflur&aacute;nom v 100 % kysl&iacute;ku a z kr&#269;n&yacute;ch &#382;&iacute;l sa pomocou ihly s priemerom 22 mm odobrali 2-4 ml krvi. Krv sa odobrala do sk&uacute;maviek s l&iacute;tiov&yacute;m hepar&iacute;nom, sk&uacute;maviek s kyselinou etyl&eacute;ndiam&iacute;ntetraoctovou (EDTA) a sk&uacute;maviek so s&eacute;rom na kvantifik&aacute;ciu koncentr&aacute;cie mefloch&iacute;nu, hematol&oacute;giu a bioch&eacute;miu. 250 mg tableta mefloch&iacute;nu (Lariam, Roche, Millers Point, Nov&yacute; Ju&#382;n&yacute; Wales, Austr&aacute;lia) sa roz&scaron;tvrtila pozd&#314;&#382; ryhy na tablete. Pre ka&#382;d&uacute; ma&#269;ku bola d&aacute;vkou &scaron;tvrtina tablety alebo 62,5 mg mefloch&iacute;nu. Hmotnos&#357; ka&#382;dej &scaron;tvrtiny tablety sa zaznamenala kv&ocirc;li d&ocirc;slednosti d&aacute;vkovania. Mefloch&iacute;n (62,5 mg) sa pod&aacute;val ka&#382;dej ma&#269;ke peror&aacute;lne v d&#328;och 0, 4 (&#269;o zodpoved&aacute; 96 h), 7 (168 h) a 10 (240 h). Ma&#269;ky boli potom 2 h po podan&iacute; d&aacute;vky monitorovan&eacute; na pr&iacute;padn&eacute; ne&#382;iaduce reakcie. Na stanovenie plazmatickej koncentr&aacute;cie mefloch&iacute;nu sa odoberali s&eacute;riov&eacute; vzorky krvi do lithiov&yacute;ch hepar&iacute;nov&yacute;ch sk&uacute;maviek v &#269;ase 0 (pred lie&#269;bou), 1, 2, 4, 8, 12, 24, 48, 96, 168, 240 a 336 h po podan&iacute; lieku. V in&eacute; dni pod&aacute;vania mefloch&iacute;nu ako v prv&yacute; de&#328; pod&aacute;vania (t = 96, 168 a 240 h) sa vzorky krvi odoberali pred podan&iacute;m d&aacute;vky mefloch&iacute;nu, po ktorom nasledovalo podanie mokr&eacute;ho alebo such&eacute;ho krmiva pod&aacute;van&eacute; v trvan&iacute; nieko&#318;k&yacute;ch nieko&#318;k&yacute;ch min&uacute;t. Krv sa tie&#382; odobrala do sk&uacute;maviek EDTA a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;Krvn&eacute; s&eacute;rum je &#382;ltkast&aacute;, tekut&aacute; a nebunkov&aacute; zlo&#382;ka krvi, ktor&aacute; vznik&aacute; po vyzr&aacute;&#382;an&iacute; krvi a n&aacute;slednom odstr&aacute;nen&iacute; krvn&eacute;ho kol&aacute;&#269;a mechanicky a pomocou centrif&uacute;gy. Zlo&#382;en&iacute;m zodpoved&aacute; krvnej plazme, av&scaron;ak na rozdiel od plazmy neobsahuje fibrinog&eacute;n a &#271;al&scaron;ie zr&aacute;&#382;acie faktory krvi.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&amp;lt;!-- wp:paragraph --&amp;gt;Krv, ktor&aacute; sa odober&aacute; na pr&iacute;pravu s&eacute;ra, sa odober&aacute; do oby&#269;ajn&yacute;ch sk&uacute;maviek alebo strieka&#269;iek bez pridania ak&yacute;chko&#318;vek antikoagulantov (napr. hepar&iacute;n, EDTA). V klinickej a laborat&oacute;rnej praxi sa &#269;asto pou&#382;&iacute;va ozna&#269;enie s&eacute;rum.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/krvne-serum\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">s&eacute;ra<\/a> na hematologick&eacute; a biochemick&eacute; vy&scaron;etrenie v 168 a 336 h. Vzorky sa odstredili do 1 h po odbere krvi. Plazma a s&eacute;rum sa okam&#382;ite uskladnili v mrazni&#269;ke (-20 &deg;C) do 90 min&uacute;t od odberu krvi. Sk&uacute;mavky s EDTA boli okam&#382;ite odoslan&eacute; do laborat&oacute;ria Idexx East Brisbane, Qld. Austr&aacute;lia, na hematologick&uacute; anal&yacute;zu. Sk&uacute;mavky so s&eacute;rom sa poslali do Veterinary Pathology Diagnostic Services, The University of Sydney a do referen&#269;n&eacute;ho laborat&oacute;ria Idexx na biochemick&uacute; anal&yacute;zu. S&eacute;rum bolo tie&#382; zaslan&eacute; do referen&#269;n&eacute;ho laborat&oacute;ria Idexx na anal&yacute;zu s&eacute;rov&eacute;ho symetrick&eacute;ho dimetylargin&iacute;nu (SDMA) a kreatin&iacute;nu. Na stanovenie koncentr&aacute;cie mefloch&iacute;nu v plazme sa vzorky analyzovali vo veterin&aacute;rnom farmakologickom laborat&oacute;riu, Sydney School of Veterinary Science, The University of Sydney, do dvoch mesiacov od odberu krvi.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Met&oacute;da anal&yacute;zy lie&#269;iv a spracovanie vzoriek<\/h3>\n\n\n\n<p>Koncentr&aacute;cia mefloch&iacute;nu sa vo vzork&aacute;ch kvantifikovala pomocou vysokotlakovej kvapalinovej chromatografie (HPLC), pri&#269;om vzorky plazmy boli upraven&eacute; pod&#318;a validovanej met&oacute;dy [19].&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Chemik&aacute;lie<\/h4>\n\n\n\n<p>Mefloch&iacute;n, verapamil (ako vn&uacute;torn&yacute; &scaron;tandard [IS]), fosfore&#269;nan sodn&yacute;, trimetylam&iacute;n a kyselina fosfore&#269;n&aacute; boli zak&uacute;pen&eacute; od spolo&#269;nosti Sigma-Aldrich (Castle Hill, Sydney, Nov&yacute; Ju&#382;n&yacute; Wales, Austr&aacute;lia). Acetonitril a metanol triedy HPLC boli zak&uacute;pen&eacute; od spolo&#269;nosti Thermo Fisher Scientific (Macquarie Park, NSW, Austr&aacute;lia).<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Podmienky HPLC<\/h4>\n\n\n\n<p>Syst&eacute;m HPLC pozost&aacute;val z pod&aacute;vacej jednotky Shimadzu LC-20AT, pod&aacute;vacej jednotky DGU-20A3 HT na odplynenie rozp&uacute;&scaron;&#357;adla, automatick&eacute;ho injektora SIL-20A, UV detektora SPD-20A a kol&oacute;novej pece CTO-20A. Na chromatografick&eacute; riadenie, zber a spracovanie &uacute;dajov sa pou&#382;&iacute;val softv&eacute;r Shimadzu LC Solution (Kyoto, Japonsko). Chromatografick&aacute; separ&aacute;cia sa uskuto&#269;nila pomocou kol&oacute;ny Polaris C18-A (5 &mu;m, 150 &times; 4,6 mm) s predkol&oacute;nou Optic-guard C 18 s priemerom 1,0 mm (Choice Analytical, Thornleigh, NSW, Austr&aacute;lia), pri&#269;om teplota kol&oacute;ny bola nastaven&aacute; na 35 &deg;C. Izokratick&aacute; mobiln&aacute; f&aacute;za obsahovala zmes 25 mM fosfore&#269;nanu sodn&eacute;ho s 0,5 % trietylam&iacute;nu upraven&eacute;ho na pH 6,0 s kyselinou fosfore&#269;nou, acetonitrilom a metanolom (50:25:25) pri prietoku 0,8 ml\/min. Pre ka&#382;d&uacute; vzorku bol objem n&aacute;streku 10 &mu;l a celkov&yacute; &#269;as trvania bol 15 min. Detektor s di&oacute;dov&yacute;m po&#318;om bol nastaven&yacute; na vlnov&uacute; d&#314;&#382;ku 220 nm.&nbsp;<\/p>\n\n\n\n<p>Na pr&iacute;pravu vzoriek sa s&eacute;riov&yacute;m rieden&iacute;m pripravili plazmatick&eacute; koncentr&aacute;cie mefloch&iacute;nu 0,156, 0,313, 0,625, 1,25, 2,50 a 10,0 &mu;g\/ml. Roztok IS sa pripravil v 100 % acetonitrile s kone&#269;nou koncentr&aacute;ciou 10 ug\/ml. Na pr&iacute;pravu &scaron;tandardnej krivky sa pou&#382;ili vzorky ma&#269;acej plazmy pred lie&#269;bou.&nbsp;<\/p>\n\n\n\n<p>Na extrakciu prote&iacute;nov zo vzoriek plazmy sa do 100 &mu;l vzoriek ma&#269;acej plazmy pridalo 100 &mu;l acetonitrilu s obsahom 10 &mu;g\/ml IS. Vzorky sa potom vortexovali a centrifugovali pri 14 000&nbsp;<em>g&nbsp;<\/em>po&#269;as 10 min&uacute;t. Pre potrebu anal&yacute;zy sa do syst&eacute;mu HPLC vstreklo desa&#357; mikrolitrov supernatantu.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Farmakokinetick&aacute; anal&yacute;za&nbsp;<\/h3>\n\n\n\n<p>&Uacute;daje sa vyhodnotili pomocou nekompartmentovej anal&yacute;zy, ke&#271;&#382;e elimina&#269;n&aacute; f&aacute;za bola zrejm&aacute; len v dvoch &#269;asov&yacute;ch bodoch, t. j. 48 a 96 h. Priemern&aacute; maxim&aacute;lna plazmatick&aacute; koncentr&aacute;cia (C max) a &#269;as do dosiahnutia C max (T max) prvej d&aacute;vky sa ur&#269;ili vizu&aacute;lnou kontrolou krivky plazmatickej koncentr&aacute;cie jednotliv&yacute;ch ma&#269;iek v z&aacute;vislosti od &#269;asu v priebehu 96 h. Rozdiel prirodzen&eacute;ho logaritmu plazmatick&yacute;ch koncentr&aacute;ci&iacute; v 24. a 96. h, t. j. sklon krivky od 24. do 96. h dal&nbsp;ke.&nbsp;Pol&#269;as elimin&aacute;cie sa odhadol pomocou ln 2\/ke.&nbsp;Plocha pod krivkou (AUC<sub>0&#8208;t<\/sub>) v 96 h sa vypo&#269;&iacute;tala k poslednej merate&#318;nej koncentr&aacute;cii pomocou line&aacute;rnej lichobe&#382;n&iacute;kovej met&oacute;dy. Zdanliv&yacute; distribu&#269;n&yacute; objem sa vypo&#269;&iacute;tal ako:&nbsp;<\/p>\n\n\n\n<p>V\/F = (D&aacute;vka\/AUC) &times; (1\/ke), (1)<\/p>\n\n\n\n<p>kde F je biologick&aacute; dostupnos&#357; pri peror&aacute;lnom pod&aacute;van&iacute;, ktor&uacute; nie je mo&#382;n&eacute; ur&#269;i&#357;, preto&#382;e intravaskul&aacute;rne (intraven&oacute;zne) pod&aacute;vanie mefloch&iacute;nu ma&#269;k&aacute;m sa neuskuto&#269;nilo. Zdanliv&yacute; kl&iacute;rens sa vypo&#269;&iacute;tal ako:&nbsp;<\/p>\n\n\n\n<p>Cl\/F = V &times;&nbsp;ke. (2)<\/p>\n\n\n\n<p>Plocha pod krivkou momentu (AUMC0<sub>0&ndash;96h<\/sub>&nbsp;) sa vypo&#269;&iacute;tala ako s&uacute;&#269;et AUC, ke&#271; sa ka&#382;d&yacute; z &uacute;dajov o koncentr&aacute;cii vyn&aacute;sobil &#269;asom. Priemern&yacute; reziden&#269;n&yacute; &#269;as sa vypo&#269;&iacute;tal ako 1\/ke.&nbsp;<sub>&nbsp;&nbsp;<\/sub><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">&Scaron;tatistick&aacute; anal&yacute;za<\/h3>\n\n\n\n<p>Dve ma&#269;ky boli zo &scaron;tatistickej anal&yacute;zy vyl&uacute;&#269;en&eacute; z d&ocirc;vodu zvracania. &Uacute;daje o plazmatickej koncentr&aacute;cii mefloch&iacute;nu pre p&auml;&#357; ma&#269;iek (vr&aacute;tane ma&#269;ky E) v 24, 96, 168, 240 a 336 h boli podroben&eacute; Shapiro-Wilkovmu testu normality a v&scaron;etky rozdelenia boli norm&aacute;lne. Koncentr&aacute;cie SDMA v&scaron;ak neboli norm&aacute;lne v &#269;ase t = 0 h, ale boli norm&aacute;lne v &#269;ase 168 a 336 h. Koncentr&aacute;cie kreatin&iacute;nu boli norm&aacute;lne v &#269;ase 0, 168 a 336 h. Priemern&eacute; koncentr&aacute;cie mefloch&iacute;nu v plazme sa porovn&aacute;vali v &#269;ase 24, 96, 168, 240 a 336 h a pre&scaron;li opakovan&yacute;m meran&iacute;m on-way ANOVA, rovnako ako priemern&eacute; koncentr&aacute;cie SDMA a kreatin&iacute;nu v &#269;ase 0, 168 a 336 h. Tukeyho test viacn&aacute;sobn&eacute;ho porovn&aacute;vania sa pou&#382;il na preuk&aacute;zanie, &#269;i sa priemern&eacute; hodnoty v jednotliv&yacute;ch &#269;asov&yacute;ch bodoch v&yacute;znamne l&iacute;&scaron;ia. &Scaron;tatistick&aacute; anal&yacute;za bola prijat&aacute;, ak&nbsp;<em>p&nbsp;<\/em>&lt; 0,05. &Scaron;tatistick&aacute; anal&yacute;za sa vykonala pomocou programu Graphpad Prism 8 (San Diego, California, CA, USA).&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V&yacute;sledky<\/h2>\n\n\n\n<p>Po podan&iacute; 62,5 mg mefloch&iacute;nu na ma&#269;ku bola priemern&aacute; d&aacute;vka 11,8 mg\/kg (<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;Medi&aacute;n alebo stredn&aacute; hodnota (znaku) alebo centr&aacute;lna hodnota (znaku) je hodnota, ktor&aacute; rozde&#318;uje postupnos&#357; pod&#318;a ve&#318;kosti usporiadan&yacute;ch v&yacute;sledkov na dve rovnako po&#269;etn&eacute; polovice. V &scaron;tatistike patr&iacute; medzi stredn&eacute; hodnoty. Plat&iacute;, &#382;e najmenej 50 % hodn&ocirc;t je ni&#382;&scaron;&iacute;ch alebo sa rovn&aacute; a najmenej 50 % hodn&ocirc;t je vy&scaron;&scaron;&iacute;ch alebo sa rovn&aacute; medi&aacute;nu.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&amp;lt;!-- wp:paragraph --&amp;gt;Na n&aacute;jdenie medi&aacute;nu dan&eacute;ho s&uacute;boru sta&#269;&iacute; hodnoty usporiada&#357; pod&#318;a ve&#318;kosti a zobra&#357; hodnotu, ktor&aacute; sa nach&aacute;dza v strede zoznamu. Ak m&aacute; s&uacute;bor&amp;amp;nbsp;p&aacute;rny&amp;amp;nbsp;po&#269;et prvkov, zvy&#269;ajne sa za medi&aacute;n ozna&#269;&iacute;&amp;amp;nbsp;aritmetick&yacute; priemer&amp;amp;nbsp;hodn&ocirc;t na mieste n\/2 a (n+2)\/2, ktor&eacute; sa nach&aacute;dzaj&uacute; v oblasti prostrednej hodnoty.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/median\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">medi&aacute;n<\/a> 12,3, rozp&auml;tie 10,8-12,5). Zmena plazmatick&yacute;ch koncentr&aacute;ci&iacute; mefloch&iacute;nu v priebehu 336 h (14 dn&iacute;) u siedmich ma&#269;iek je zobrazen&aacute; na obr&aacute;zku 1 a aktu&aacute;lne plazmatick&eacute; koncentr&aacute;cie mefloch&iacute;nu ka&#382;dej ma&#269;ky v ka&#382;dom &#269;asovom bode s&uacute; uveden&eacute; v tabu&#318;ke 1. Na obr&aacute;zku 2 s&uacute; zn&aacute;zornen&eacute; plazmatick&eacute; koncentr&aacute;cie mefloch&iacute;nu (ug\/ml) po&#269;as prv&yacute;ch 24 h. Jednorazov&aacute; peror&aacute;lna d&aacute;vka mefloch&iacute;nu vedie k Cmax 2,71 &mu;g\/ml po prvej d&aacute;vke, v priemere o 15 h (Tmax). Zv&yacute;&scaron;enie plazmatick&yacute;ch koncentr&aacute;ci&iacute; mefloch&iacute;nu sa pozorovalo po 168, 240 a 336 h (obr&aacute;zok 1), po druhej d&aacute;vke podanej tesne po 96 h, tretej d&aacute;vke podanej tesne po 168 h a &scaron;tvrtej d&aacute;vke podanej tesne po 240 h, v uvedenom porad&iacute;, ke&#271; sa mefloch&iacute;n pod&aacute;val s jedlom, pri&#269;om vrcholov&eacute; plazmatick&eacute; koncentr&aacute;cie dosiahli 4,06 &mu;g\/ml (priemer) po 240 h. Jedna ma&#269;ka (ma&#269;ka C) zvracala 15 min po podan&iacute; d&aacute;vky v de&#328; 0 (lie&#269;ba 1). Tejto ma&#269;ke bol mefloch&iacute;n op&auml;tovne podan&yacute; v 4. de&#328; (lie&#269;ba 2), ale zvracala pribli&#382;ne hodinu po podan&iacute; d&aacute;vky, a preto bola zo &scaron;t&uacute;die vyraden&aacute;. &#270;al&scaron;ia ma&#269;ka (ma&#269;ka F) zvracala 5 min&uacute;t po podan&iacute; d&aacute;vky v de&#328; 1 (lie&#269;ba 1). Tejto ma&#269;ke bola &uacute;spe&scaron;ne podan&aacute; d&aacute;vka mefloch&iacute;nu po k&#341;men&iacute; v nasleduj&uacute;ci de&#328; lie&#269;by (96 h) a bola znovu zaraden&aacute; do &scaron;t&uacute;die. Tentoraz sa po podan&iacute; d&aacute;vky nepozorovalo &#382;iadne zvracanie. Vzorky krvi boli ma&#269;ke F odobrat&eacute; o 168, 240 a 336 h, ako je uveden&eacute; v tabu&#318;ke 1.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"535\" src=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine1-1024x535.jpg\" alt=\"\" class=\"wp-image-9554\" srcset=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine1-1024x535.jpg 1024w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine1-300x157.jpg 300w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine1-768x402.jpg 768w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine1-18x9.jpg 18w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine1-350x183.jpg 350w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine1-64x33.jpg 64w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine1.jpg 1096w\" sizes=\"auto, (max-width: 706px) 89vw, (max-width: 767px) 82vw, 740px\"\/><\/a><figcaption> <strong>Obr&aacute;zok 1.&nbsp;<\/strong>Plazmatick&eacute; koncentr&aacute;cie mefloch&iacute;nu (ug\/ml) u siedmich ma&#269;iek v priebehu 336 hod&iacute;n (14 dn&iacute; po prvej d&aacute;vke). Ma&#269;ky boli lie&#269;en&eacute; d&aacute;vkou 62,5 mg na ma&#269;ku (10 &ndash; 12 mg\/kg) po t = 0, 96, 168 a 240 h. Krv bola odobrat&aacute; tesne pred lie&#269;bou, ako je vyzna&#269;en&eacute; zvisl&yacute;mi bodkovan&yacute;mi &#269;iarami. <\/figcaption><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"790\" height=\"530\" src=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine2.jpg\" alt=\"\" class=\"wp-image-9555\" srcset=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine2.jpg 790w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine2-300x201.jpg 300w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine2-768x515.jpg 768w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine2-18x12.jpg 18w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine2-350x235.jpg 350w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine2-64x43.jpg 64w\" sizes=\"auto, (max-width: 706px) 89vw, (max-width: 767px) 82vw, 740px\"\/><\/a><figcaption> <strong>Obr&aacute;zok 2.&nbsp;<\/strong>Plazmatick&eacute; koncentr&aacute;cie mefloch&iacute;nu (ug\/ml) po&#269;as prv&yacute;ch 24 hod&iacute;n po podan&iacute; ma&#269;k&aacute;m 62,5 mg (10-12 mg\/kg) mefloch&iacute;nu pri t = 0. <\/figcaption><\/figure><\/div>\n\n\n\n<figure class=\"wp-block-table is-style-stripes lm-small\"><table><thead><tr><th><\/th><th>Ma&#269;ka D<\/th><th>Ma&#269;ka A<\/th><th>Ma&#269;ka B<\/th><th>Ma&#269;ka G<\/th><th>Ma&#269;ka E<\/th><th>Ma&#269;ka C<\/th><th>Ma&#269;ka F<\/th><\/tr><tr><th>H<\/th><th>Samec kastrovan&yacute; <\/th><th>Samec kastrovan&yacute;<\/th><th>Samica kastrovan&aacute;  <\/th><th>Samica kastrovan&aacute;  <\/th><th>Samec kastrovan&yacute;<strong> <\/strong><\/th><th>Samica kastrovan&aacute;  <\/th><th>Samica kastrovan&aacute;  <\/th><\/tr><\/thead><tbody><tr><td>0<\/td><td>0.00&nbsp;<\/td><td>0.00&nbsp;<\/td><td>0.00&nbsp;<\/td><td>0.00&nbsp;<\/td><td>0.00&nbsp;<\/td><td>0.00&nbsp;<\/td><td>0.00&nbsp;<\/td><\/tr><tr><td>1<\/td><td>0.54&nbsp;<\/td><td>1.58<\/td><td>0.31&nbsp;<\/td><td>1.97<\/td><td>0.22&nbsp;<\/td><td>0.86&nbsp;<\/td><td>&#8208;&nbsp;<\/td><\/tr><tr><td>2<\/td><td>0.95&nbsp;<\/td><td>1.95<\/td><td>0.89&nbsp;<\/td><td>2.79<\/td><td>0.40&nbsp;<\/td><td>2.19<\/td><td>&#8208;&nbsp;<\/td><\/tr><tr><td>4<\/td><td>1.13<\/td><td>2.10<\/td><td>1.84<\/td><td>3.23<\/td><td>0.49&nbsp;<\/td><td>&#8208;&nbsp;<\/td><td>&#8208;&nbsp;<\/td><\/tr><tr><td>8<\/td><td>1.59<\/td><td>2.23<\/td><td>2.20<\/td><td>2.89<\/td><td>0.64&nbsp;<\/td><td>&#8208;&nbsp;<\/td><td>&#8208;&nbsp;<\/td><\/tr><tr><td>12<\/td><td>1.77<\/td><td>2.97<\/td><td>2.14<\/td><td>3.22<\/td><td>0.72&nbsp;<\/td><td>&#8208;&nbsp;<\/td><td>&#8208;&nbsp;<\/td><\/tr><tr><td>24<\/td><td>2.9<\/td><td>3.35<\/td><td>2.9<\/td><td>3.12<\/td><td>0.56&nbsp;<\/td><td>&#8208;&nbsp;<\/td><td>&#8208;&nbsp;<\/td><\/tr><tr><td>48<\/td><td>1.86<\/td><td>3.34<\/td><td>1.97<\/td><td>2.88<\/td><td>0.56&nbsp;<\/td><td>&#8208;&nbsp;<\/td><td>&#8208;&nbsp;<\/td><\/tr><tr><td>96<\/td><td>1.51<\/td><td>2.76<\/td><td>1.75<\/td><td>2.50<\/td><td>0.57&nbsp;<\/td><td>&#8208;&nbsp;<\/td><td>&#8208;&nbsp;<\/td><\/tr><tr><td>168<\/td><td>2.75<\/td><td>4.15<\/td><td>3.36<\/td><td>3.73<\/td><td>3.58<\/td><td>&#8208;&nbsp;<\/td><td>1.39<\/td><\/tr><tr><td>240<\/td><td>1.85<\/td><td>6.51<\/td><td>2.93<\/td><td>4.94<\/td><td>4.20<\/td><td>&#8208;&nbsp;<\/td><td>1.54<\/td><\/tr><tr><td>336<\/td><td>3.7<\/td><td>4.19<\/td><td>3.60<\/td><td>4.56<\/td><td>2.9<\/td><td>&#8208;&nbsp;<\/td><td>2.11<\/td><\/tr><\/tbody><\/table><figcaption> <strong>Tabu&#318;ka 1.&nbsp;<\/strong>Plazmatick&eacute; koncentr&aacute;cie mefloch&iacute;nu u jednotliv&yacute;ch ma&#269;iek (ug\/ml). Ma&#269;ky C a F boli vyl&uacute;&#269;en&eacute; z farmakokinetickej anal&yacute;zy (PK) z d&ocirc;vodu ne&uacute;pln&yacute;ch &uacute;dajov. Ma&#269;ka C bola zo &scaron;t&uacute;die vyraden&aacute; z d&ocirc;vodu zvracania, zatia&#318; &#269;o ma&#269;ka F zvracala po prvej d&aacute;vke, ale bola &uacute;spe&scaron;ne znovu zaraden&aacute; do &scaron;t&uacute;die v druh&yacute; de&#328; lie&#269;by. Ma&#269;ka E bola vyl&uacute;&#269;en&aacute; z anal&yacute;zy PK, preto&#382;e profil tejto ma&#269;ky bol od&#318;ahl&yacute; a skres&#318;oval &uacute;daje. <\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Farmakokinetick&eacute; (PK) ukazovatele s&uacute; uveden&eacute; v tabu&#318;ke 2. Ko&#269;ky C a F boli z anal&yacute;zy PK vyl&uacute;&#269;en&eacute; z d&ocirc;vodu ne&uacute;pln&yacute;ch &uacute;dajov. Ke&#271;&#382;e PK profil ma&#269;ky E skres&#318;uje &uacute;daje, indexy pre &scaron;tyri ma&#269;ky (ma&#269;ka A, B, D a G) s konzistentnej&scaron;&iacute;mi profilmi boli pou&#382;it&eacute; na anal&yacute;zu.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes lm-small\"><table><thead><tr><th><strong>PK indexy<\/strong> <\/th><th><strong>Jednotky<\/strong> <\/th><th><strong>Priemer<\/strong> <\/th><th><strong>SD<\/strong> <\/th><th><strong>Medi&aacute;n<\/strong> <\/th><th><strong>Min<\/strong><\/th><th><strong>Max<\/strong> <\/th><\/tr><\/thead><tbody><tr><td>ke&nbsp;(48-96 h)<\/td><td>1\/h<\/td><td>0.003<\/td><td>0.001<\/td><td>0.003<\/td><td>0.003<\/td><td>0.005<\/td><\/tr><tr><td>t1\/2<\/td><td>h<\/td><td>224.18<\/td><td>51.60<\/td><td>233.94<\/td><td>153.24<\/td><td>275.60<\/td><\/tr><tr><td>Tmax<\/td><td>h<\/td><td>15.00<\/td><td>10.52<\/td><td>16.00<\/td><td>4.00<\/td><td>24.00<\/td><\/tr><tr><td>Cmax<\/td><td>&mu;g\/ml<\/td><td>2.71<\/td><td>0.66<\/td><td>2.71<\/td><td>2.09<\/td><td>3.35<\/td><\/tr><tr><td>AUC&nbsp;0-96 h<\/td><td>&mu;g\/ml &times; h<\/td><td>228.30<\/td><td>62.23<\/td><td>228.18<\/td><td>166.59<\/td><td>290.25<\/td><\/tr><tr><td>AUMC&nbsp;0-96 h<\/td><td>&mu;g\/ml &times; h&nbsp;<sup>2<\/sup><\/td><td>10737<\/td><td>2971.7<\/td><td>10576<\/td><td>7826.0<\/td><td>13968<\/td><\/tr><tr><td>MRT&nbsp;0-96 h<\/td><td>h<\/td><td>326.50<\/td><td>13.60<\/td><td>337.46<\/td><td>221.17<\/td><td>397.47<\/td><\/tr><tr><td>V\/Fobs&nbsp;(vypo&#269;&iacute;tan&eacute; za 0-96 h)<\/td><td>L\/kg<\/td><td>17.41<\/td><td>4.08<\/td><td>15.74<\/td><td>14.73<\/td><td>23.41<\/td><\/tr><tr><td>Cl\/Fobs&nbsp;(vypo&#269;&iacute;tan&eacute; za 0-96 h)<\/td><td>L\/h\/kg<\/td><td>0.06<\/td><td>0.02<\/td><td>0.052<\/td><td>0.04<\/td><td>0.085<\/td><\/tr><\/tbody><\/table><figcaption> <strong>Tabu&#318;ka 2.&nbsp;<\/strong>Farmakokinetick&eacute; ukazovatele ma&#269;iek A, B, D a G po&#269;as prv&yacute;ch 96 hod&iacute;n. <br> SD &ndash; &scaron;tandardn&aacute; odch&yacute;lka; ke &ndash; kon&scaron;tanta r&yacute;chlosti elimin&aacute;cie; t1\/2 &ndash; pol&#269;as elimin&aacute;cie; Tmax &ndash; &#269;as do dosiahnutia maxim&aacute;lnej plazmatickej koncentr&aacute;cie; Cmax &ndash; maxim&aacute;lna plazmatick&aacute; koncentr&aacute;cia; AUC&nbsp;<sub>0&nbsp;&ndash;96 h<\/sub>&ndash; plocha pod krivkou po&#269;as 96 h; AUMC&nbsp;<sub>0&ndash;96 h<\/sub>&nbsp;&ndash; plocha pod krivkou momentu po&#269;as 96 h; MRT&nbsp;<sub>0&nbsp;&ndash;96 h<\/sub>&ndash; stredn&yacute; reziden&#269;n&yacute; &#269;as; V\/Fobs &ndash; zdanliv&yacute; distribu&#269;n&yacute; objem; Cl\/Fobs&nbsp;&ndash; zdanliv&yacute; kl&iacute;rens. <\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Hematol&oacute;gia a bioch&eacute;mia s&eacute;ra &scaron;iestich ma&#269;iek (ma&#269;ky A, B, D, E, F a G) sa vykonali pred lie&#269;bou (0 h), po 168 a 336 h. Ma&#269;ka C bola zo &scaron;t&uacute;die vyraden&aacute; po prv&yacute;ch dvoch kontroln&yacute;ch bodoch, a preto sa v odbere krvi nepokra&#269;ovalo. Hematologick&eacute; v&yacute;sledky boli vo v&scaron;etk&yacute;ch &scaron;iestich &#269;asov&yacute;ch bodoch bez pozoruhodnost&iacute;. V&yacute;sledky bioch&eacute;mie s&uacute; uveden&eacute; v tabu&#318;ke 3.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes lm-small\"><table><thead><tr><th><\/th><th><\/th><th>0h<\/th><th>0h<\/th><th>168h<\/th><th>168h<\/th><th>336h<\/th><th>336h<\/th><th><\/th><\/tr><tr><th>Biochemick&yacute; analyt<\/th><th>Jednotky<\/th><th>Priemer<\/th><th>Rozsah<\/th><th>Priemer<\/th><th>Rozsah<\/th><th>Priemer<\/th><th>Rozsah<\/th><th>Referen&#269;n&yacute; interval (referen&#269;n&eacute; laborat&oacute;rium Idexx)<\/th><\/tr><\/thead><tbody><tr><td>Gluk&oacute;za<\/td><td>mmol\/l<\/td><td>&ndash;<\/td><td>&ndash;<\/td><td>5.10<\/td><td>3.90-6.30<\/td><td>4.50<\/td><td>3.40-5.40<\/td><td>3.20-7.50<\/td><\/tr><tr><td>SDMA<\/td><td>ug\/dl<\/td><td>6.70<\/td><td>1.00-8.00<\/td><td>11.0<\/td><td>8.00-13.0<\/td><td><strong>13.5<\/strong><\/td><td><strong>10.0-16.0<\/strong><\/td><td>0.00-14.0<\/td><\/tr><tr><td><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;Kreatin&iacute;n (cyklick&yacute; amid alebo lakt&aacute;m kreat&iacute;nu) je odpadov&yacute; metabolick&yacute; produkt produkovan&yacute; svalmi pri rozpade zl&uacute;&#269;eniny naz&yacute;vanej kreat&iacute;n. Kreat&iacute;n je s&uacute;&#269;as&#357;ou cyklu, ktor&yacute; produkuje energiu potrebn&uacute; na kontrakciu svalov. Kreatin&iacute;n sa nem&ocirc;&#382;e &#271;alej fosforylova&#357;, a tak prech&aacute;dza do krvi. Odb&uacute;ravanie kreatin&iacute;nu z krvn&eacute;ho obehu zabezpe&#269;uj&uacute; obli&#269;ky, ktor&eacute; ho z krvi takmer v&scaron;etok odfiltruj&uacute; a uvo&#318;nia do mo&#269;u. Kreatin&iacute;n sa po filtr&aacute;cii v obli&#269;k&aacute;ch nem&ocirc;&#382;e vstreb&aacute;va&#357; sp&auml;&#357;, a preto s&uacute; jeho krvn&eacute; hladiny dobr&yacute;m ukazovate&#318;om spr&aacute;vnej funkcie obli&#269;iek, predov&scaron;etk&yacute;m ich filtra&#269;nej schopnosti. T&aacute; m&ocirc;&#382;e pri r&ocirc;znych ochoreniach obli&#269;iek klesa&#357;, &#269;&iacute;m viazne odb&uacute;ravanie kreatin&iacute;nu a st&uacute;pa jeho hladina v krvi. Kreatin&iacute;n vznik&aacute; relat&iacute;vne st&aacute;lou r&yacute;chlos&#357;ou a za podmienok fyzick&eacute;ho pokoja a bezm&auml;sitej di&eacute;ty je jeho hladina v krvi stabiln&aacute;. Produkovan&eacute; mno&#382;stvo z&aacute;vis&iacute; aj od svalovej hmoty jedinca, a preto s&uacute; jeho hodnoty u mu&#382;ov vo v&scaron;eobecnosti vy&scaron;&scaron;ie ako u &#382;ien a det&iacute;.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/kreatinin\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Kreatin&iacute;n<\/a><\/td><td>umol\/l<\/td><td>115<\/td><td>90.0-140.<\/td><td>122<\/td><td>80.0-160.<\/td><td>120.<\/td><td>100.-140.<\/td><td>80.0-200.<\/td><\/tr><tr><td><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;Mo&#269;ovina (Urea) je kone&#269;n&yacute; produkt metabolizmu bielkov&iacute;n. Vznik&aacute; v d&ocirc;sledku odsunu od&scaron;tiepen&eacute;ho dus&iacute;ka z aminokysel&iacute;n vo forme amoniaku, ktor&yacute; je toxick&yacute; pre centr&aacute;lny nervov&yacute; syst&eacute;m, do pe&#269;ene alebo obli&#269;iek. V pe&#269;eni prebieha mo&#269;ovinov&yacute; cyklus a mo&#269;ovina je n&aacute;sledne vyplaven&aacute; do krvn&eacute;ho obehu a transportovan&aacute; do obli&#269;iek, kde sa filtruje do mo&#269;u alebo sp&auml;tne vstreb&aacute;va. Produkciu mo&#269;oviny ovplyv&#328;uje stav acidob&aacute;zickej rovnov&aacute;hy organizmu. Jej koncentr&aacute;cia v krvi z&aacute;vis&iacute; od pr&iacute;jmu bielkov&iacute;n v strave a celkov&eacute;ho metabolizmu.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/urea\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Mo&#269;ovina<\/a><\/td><td>mmol\/l<\/td><td>8.00<\/td><td>6.80-10.2<\/td><td>7.70<\/td><td>6.90-9.10<\/td><td>8.08<\/td><td>6.90-9.20<\/td><td>5.00-15.0<\/td><\/tr><tr><td>Fosfor<\/td><td>mmol\/l<\/td><td>1.70<\/td><td>1.40-2.00<\/td><td>1.40<\/td><td>1.17-1.63<\/td><td>1.32<\/td><td>1.20-1.60<\/td><td>0.00-2.30<\/td><\/tr><tr><td>V&aacute;pnik<\/td><td>mmol\/l<\/td><td>2.40<\/td><td>2.30-2.50<\/td><td>2.40<\/td><td>2.40-2.60<\/td><td>2.30<\/td><td>2.20-2.40<\/td><td>2.10-2.80<\/td><\/tr><tr><td>Sod&iacute;k<\/td><td>mmol\/l<\/td><td>152<\/td><td>149-153<\/td><td>154<\/td><td>152-156<\/td><td>151<\/td><td>148-153<\/td><td>144-158<\/td><\/tr><tr><td>Drasl&iacute;k<\/td><td>mmol\/l<\/td><td>5.10<\/td><td>4.50-5.20<\/td><td>4.50<\/td><td>4.10-5.20<\/td><td>4.40<\/td><td>4.10-4.70<\/td><td>3.70-5.40<\/td><\/tr><tr><td>Chlorid<\/td><td>mmol\/l<\/td><td>115<\/td><td>111-117<\/td><td>123<\/td><td>120-125<\/td><td>118<\/td><td>116-120<\/td><td>106-123<\/td><\/tr><tr><td>Hydrog&eacute;nuhli&#269;itan<\/td><td>mmol\/l<\/td><td>16.0<\/td><td>15.0-18.0<\/td><td>&ndash;<\/td><td>&ndash;<\/td><td>16,3 (4 ma&#269;ky)<\/td><td>15.0-18.0<\/td><td>12.0-24.0<\/td><\/tr><tr><td>Ani&oacute;nov&aacute; medzera<\/td><td>mmol\/l<\/td><td>25.8<\/td><td>25.2-27.1<\/td><td>&ndash;<\/td><td>&ndash;<\/td><td>20,6 (4 ma&#269;ky)<\/td><td>20.1-21.3<\/td><td>15.0-31.0<\/td><\/tr><tr><td>Celkov&yacute; prote&iacute;n<\/td><td>g\/L<\/td><td><strong>75.3<\/strong><\/td><td><strong>67.0-86.0<\/strong><\/td><td>71.0<\/td><td>65.2-80.7<\/td><td>71.3<\/td><td>65.0-83.7<\/td><td>60.0- 84.0<\/td><\/tr><tr><td><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;strong&amp;gt;Albumin&amp;lt;\/strong&amp;gt; &ndash; hlavn&iacute; b&iacute;lkovina krve. Tvo&#345;&iacute; se v j&aacute;trech. T&iacute;m, &#382;e na sebe v&aacute;&#382;e vodu (onkotick&yacute; efekt), je d&#367;le&#382;it&yacute; pro udr&#382;en&iacute; objemu tekutiny v c&eacute;v&aacute;ch. P&#345;en&aacute;&scaron;&iacute; v krvi t&eacute;&#382; &#345;adu l&aacute;tek nerozpustn&yacute;ch ve vod&#283; hormony, vitaminy, bilirubin aj.. Ub&yacute;v&aacute; v krvi nap&#345;. p&#345;i t&#283;&#382;&scaron;&iacute;ch jatern&iacute;ch chorob&aacute;ch nebo p&#345;i nadm&#283;rn&yacute;ch ztr&aacute;t&aacute;ch mo&#269;&iacute;.&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/albumin\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Album&iacute;n<\/a><\/td><td>g\/l<\/td><td>31.7<\/td><td>29.0-36.0<\/td><td>28.9<\/td><td>27.8-30.0<\/td><td>30.0<\/td><td>28.0-32.0<\/td><td>25.0-38.0<\/td><\/tr><tr><td><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;strong&amp;gt;Globuliny&amp;lt;\/strong&amp;gt; &ndash; Krevn&iacute; b&iacute;lkoviny, kter&eacute; jsou produktem specializovan&yacute;ch bun&#283;k obrann&eacute;ho syst&eacute;mu organismu &ndash; lymfatick&eacute; (m&iacute;zn&iacute;) tk&aacute;n&#283;. Z hlediska obrann&yacute;ch funkc&iacute; jsou nejv&yacute;znamn&#283;j&scaron;&iacute; tzv. imunoglobuliny, kter&eacute; jsou nositeli protil&aacute;tek schopn&yacute;ch zne&scaron;kodnit n&#283;kter&eacute; &scaron;kodliv&eacute; l&aacute;tky pronikaj&iacute;c&iacute; do organismu (sou&#269;&aacute;sti mikroorganism&#367;, cizorod&eacute; bu&#328;ky, jedy atd.) Mno&#382;stv&iacute; imunoglobulin&#367; se p&#345;i infek&#269;n&iacute;ch chorob&aacute;ch zvy&scaron;uje.&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/globuliny\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Globul&iacute;n<\/a><\/td><td>g\/L<\/td><td>43.7<\/td><td>35.0-37.0<\/td><td><strong>42.3<\/strong><\/td><td><strong>35.3-52.9<\/strong><\/td><td><strong>41.2<\/strong><\/td><td><strong>33.0-55.7<\/strong><\/td><td>31.0-52.0<\/td><\/tr><tr><td><a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;Alaninaminotransfer&aacute;za (zkr&aacute;cen&#283; ALT, star&scaron;&iacute; n&aacute;zev: glutam&aacute;t-pyruv&aacute;t transamin&aacute;za, zkr&aacute;cen&#283; GPT) je cytoplazmatick&yacute; enzym vysoce specifick&yacute; pro jatern&iacute; bu&#328;ku. V mnohem men&scaron;&iacute; m&iacute;&#345;e se nach&aacute;z&iacute; nap&#345;. v myokardu nebo kostern&iacute;m svalu. Funkc&iacute; ALT je katal&yacute;za transamina&#269;n&iacute; reakce, p&#345;i kter&eacute; doch&aacute;z&iacute; k p&#345;enosu aminoskupiny z alaninu na 2-oxoglutar&aacute;t za vzniku pyruv&aacute;tu a glutam&aacute;tu. Kofaktorem reakce je pyridoxal-5&rsquo;-fosf&aacute;t.[7] P&#345;i m&iacute;rn&eacute;m po&scaron;kozen&iacute; jatern&iacute; bu&#328;ky p&#345;i zv&yacute;&scaron;en&iacute; propustnosti (permeability) cytoplazmatick&eacute; membr&aacute;ny se ALT dost&aacute;v&aacute; do krve ve zv&yacute;&scaron;en&eacute; m&iacute;&#345;e. Pr&#367;kaz zv&yacute;&scaron;en&eacute; katalytick&eacute; koncentrace ALT v krevn&iacute;m s&eacute;ru je velmi specifick&yacute;m ukazatelem po&scaron;kozen&iacute; jatern&iacute; bu&#328;ky.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/alaninaminotransferaza\/\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>ALT<\/a><\/td><td>U\/L<\/td><td><strong>79.2<\/strong><\/td><td><strong>43.0-161<\/strong><\/td><td><strong>47.3<\/strong><\/td><td><strong>26.0-116<\/strong><\/td><td><strong>58.7<\/strong><\/td><td><strong>22.0-166<\/strong><\/td><td>19.0-100.<\/td><\/tr><tr><td><a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;Aspart&aacute;taminotransfer&aacute;za (zkr&aacute;cen&#283; AST, star&scaron;&iacute; n&aacute;zev: glutam&aacute;t-oxalacet&aacute;t transamin&aacute;za, zkr&aacute;cen&#283; GOT) je enzym katalyzuj&iacute;c&iacute; transamina&#269;n&iacute; reakci, p&#345;i kter&eacute; doch&aacute;z&iacute; k p&#345;enosu aminoskupiny z aspart&aacute;tu na 2-oxoglutar&aacute;t za vzniku oxalacet&aacute;tu a glutam&aacute;tu. AST je lokalizovan&aacute; v cytoplazm&#283; i v mitochondri&iacute;ch jatern&iacute;ch bun&#283;k.&amp;lt;br&amp;gt;Rozli&scaron;ujeme tedy dv&#283; izoformy &ndash; cytoplazmatickou a mitochondri&aacute;ln&iacute;. AST nen&iacute; specifick&aacute; jen pro j&aacute;tra, vyskytuje se v cel&eacute; &#345;ad&#283; dal&scaron;&iacute;ch tk&aacute;n&iacute; (ledviny, srde&#269;n&iacute; sval, kostern&iacute; sval, mozek, slinivka b&#345;i&scaron;n&iacute;, &#269;erven&eacute; krvinky). Cytoplazmatick&yacute; izoenzym AST se dost&aacute;v&aacute; do krve, stejn&#283; jako ALT, i p&#345;i jen lehk&eacute;m posti&#382;en&iacute; jatern&iacute;ch bun&#283;k (p&#345;i zv&yacute;&scaron;en&eacute; propustnosti cytoplazmatick&eacute; membr&aacute;ny jatern&iacute; bu&#328;ky). Mitochondri&aacute;ln&iacute; izoenzym AST se uvol&#328;uje do krve a&#382; p&#345;i rozpadu (nekr&oacute;ze) jatern&iacute;ch bun&#283;k.&amp;lt;br&amp;gt;V&yacute;razn&#283;j&scaron;&iacute; zv&yacute;&scaron;en&iacute; katalytick&eacute; koncentrace AST je prognosticky z&aacute;va&#382;n&#283;j&scaron;&iacute; ne&#382; zv&yacute;&scaron;en&iacute; ALT, proto&#382;e signalizuje uvoln&#283;n&iacute; cytoplazmatick&eacute; i mitochondri&aacute;ln&iacute; frakce, a tud&iacute;&#382; rozpad jatern&iacute;ch bun&#283;k. Koncentrace AST m&#367;&#382;e b&yacute;t zv&yacute;&scaron;ena i u nemoc&iacute; krve, ledvin, srdce, kostern&iacute;ch sval&#367; &#269;i slinivky b&#345;i&scaron;n&iacute;.&amp;lt;br&amp;gt;V&yacute;razn&eacute; zv&yacute;&scaron;en&iacute; aminotransfer&aacute;z (3&ndash;20n&aacute;sobn&eacute;) b&yacute;v&aacute; u toxick&eacute;ho\/alkoholov&eacute;ho po&scaron;kozen&iacute; jater, akutn&iacute; i chronick&eacute; hepatitidy, bili&aacute;rn&iacute; koliky &#269;i pravostrann&eacute;ho srde&#269;n&iacute;ho selh&aacute;n&iacute;. M&iacute;rn&#283;j&scaron;&iacute; zv&yacute;&scaron;en&iacute; m&#367;&#382;e doprov&aacute;zet jatern&iacute; cirh&oacute;zu, jatern&iacute; steat&oacute;zu, nealkoholovou jatern&iacute; steatohepatitidu, chronickou hepatitidu, cholestatick&aacute; onemocn&#283;n&iacute; jater, n&aacute;dory jater. Ke zv&yacute;&scaron;en&iacute; aminotransfer&aacute;z m&#367;&#382;e doj&iacute;t i p&#345;i intenzivn&iacute; fyzick&eacute; n&aacute;maze, nemocech sval&#367; nebo p&#345;i u&#382;&iacute;v&aacute;n&iacute; n&#283;kter&yacute;ch l&eacute;k&#367; (nap&#345;. antibiotika erytromycinu).&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/aspartataminotransferaza\/\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>AST<\/a><\/td><td>U\/L<\/td><td><strong>47.8<\/strong><\/td><td><strong>25.0-83.0<\/strong><\/td><td>29.7<\/td><td>22.0-53.0<\/td><td>29.8<\/td><td>20.0-42.0<\/td><td>0.00-62.0<\/td><\/tr><tr><td><a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;Alkalick&aacute; fosfat&aacute;za (ALP) je enzym, kter&yacute; se vyskytuje ve v&#283;t&scaron;in&#283; tk&aacute;n&iacute;, v nejv&#283;t&scaron;&iacute; m&iacute;&#345;e v jatern&iacute;ch bu&#328;k&aacute;ch (resp. v bu&#328;k&aacute;ch v&yacute;stelky &#382;lu&#269;ov&yacute;ch cest) a v bu&#328;k&aacute;ch, kter&eacute; tvo&#345;&iacute; kost (osteoblastech).&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&amp;lt;!-- wp:paragraph --&amp;gt;K hlavn&iacute;m p&#345;&iacute;&#269;in&aacute;m zv&yacute;&scaron;en&iacute; ALP v plazm&#283;\/s&eacute;ru pat&#345;&iacute; onemocn&#283;n&iacute; jater, &#382;lu&#269;ov&yacute;ch cest a kost&iacute;.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/alkalicka-fosfataza\/\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>ALP<\/a><\/td><td>U\/L<\/td><td><strong>39.8<\/strong><\/td><td><strong>21.0-75.0<\/strong><\/td><td><strong>37.0<\/strong><\/td><td><strong>24.0-72.0<\/strong><\/td><td><strong>41.8<\/strong><\/td><td><strong>27.0-87.0<\/strong><\/td><td>5.00-50.0<\/td><\/tr><tr><td><a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;!-- wp:paragraph --&amp;gt;Gama-glutamyltransfer&aacute;za (GMT, GGT) je k&#318;&uacute;&#269;ov&yacute;, membr&aacute;novo viazan&yacute; enz&yacute;m, ktor&yacute; zabezpe&#269;uje transport niektor&yacute;ch aminokysel&iacute;n a peptidov cez bunkov&uacute; membr&aacute;nu z extracelul&aacute;rnej tekutiny do buniek. Nach&aacute;dza sa v bunk&aacute;ch, pre ktor&eacute; je typick&aacute; sekre&#269;n&aacute; alebo z&aacute;sobn&aacute; &#269;innos&#357;, najm&auml; v pe&#269;eni, obli&#269;k&aacute;ch, tenkom &#269;reve a v prostate. V krvi cirkuluje v&#382;dy len enz&yacute;m pe&#269;e&#328;ov&eacute;ho p&ocirc;vodu. Stanovenie aktivity sa vyu&#382;&iacute;va najm&auml; na pos&uacute;denie pe&#269;e&#328;ov&eacute;ho ochorenia a ochoren&iacute; &#382;l&#269;ov&yacute;ch ciest, pri ktor&yacute;ch je to najcitlivej&scaron;&iacute; ukazovate&#318; po&scaron;kodenia a &#269;asto jedin&yacute; parameter so zv&yacute;&scaron;enou hodnotou. GGT je takisto citliv&yacute; pomocn&yacute; test skryt&eacute;ho alkoholizmu.&amp;lt;br\/&amp;gt;&amp;lt;!-- \/wp:paragraph --&amp;gt;&lt;\/div&gt;\"  href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/gama-glutamyltransferaza\/\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>GGT<\/a><\/td><td>U\/L<\/td><td>0.70<\/td><td>0.00-1.00<\/td><td>&ndash;<\/td><td>&ndash;<\/td><td>0.50<\/td><td>0.00-2.00<\/td><td>0.00-5.00<\/td><\/tr><tr><td>Celkov&yacute; <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;strong&amp;gt;Bilirubin&amp;lt;\/strong&amp;gt; je odpadn&iacute;m produktem metabolismu &#269;erven&eacute;ho krevn&iacute;ho barviva hemu. Vznik&aacute; v j&aacute;trech p&#345;i filtraci krve ze zanikl&yacute;ch &#269;erven&yacute;ch krvinek. Jeho obsah v krvi se m&#367;&#382;e zvy&scaron;ovat jako p&#345;&iacute;znak ur&#269;it&yacute;ch onemocn&#283;n&iacute;, p&#345;i zv&yacute;&scaron;en&eacute; hladin&#283; bilirubinu se barv&iacute; stolice do hn&#283;da a podlitiny do &#382;luta.&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/bilirubin\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">bilirub&iacute;n<\/a><\/td><td>umol\/l<\/td><td>3.00<\/td><td>3.00<\/td><td>2.10<\/td><td>0.40-2.70<\/td><td>2.60<\/td><td>2.00-3.00<\/td><td>0.00-7.00<\/td><\/tr><tr><td>Cholesterol<\/td><td>mmol\/l<\/td><td>3.85<\/td><td>2.60-4.90<\/td><td>3.90<\/td><td>3.00-4.80<\/td><td>3.10<\/td><td>0.00-4.70<\/td><td>2.20-5.50<\/td><\/tr><tr><td>CK<\/td><td>U\/L<\/td><td><strong>299<\/strong><\/td><td><strong>133-735<\/strong><\/td><td>178<\/td><td>97.0-398<\/td><td>148<\/td><td>17.0-248<\/td><td>64.0-400<\/td><\/tr><tr><td>TT4<\/td><td>nmol\/l<\/td><td>32.5<\/td><td>21.0-39.0<\/td><td>32.6<\/td><td>28.6-36.7<\/td><td>&nbsp;<\/td><td>32.4-35.4<\/td><td>10.0-60.0<\/td><\/tr><\/tbody><\/table><figcaption> <strong>Tabu&#318;ka 3.&nbsp;<\/strong>Biochemick&eacute; v&yacute;sledky (priemer a rozsah) v 0, 168 a 336 h. &#268;&iacute;sla mimo referen&#269;n&yacute;ch intervalov s&uacute; zv&yacute;raznen&eacute; tu&#269;n&yacute;m p&iacute;smom. Neboli uveden&eacute; v&scaron;etky biochemick&eacute; analyty z d&ocirc;vodu dostupnosti r&ocirc;znych biochemick&yacute;ch analytov v r&ocirc;znych laborat&oacute;ri&aacute;ch, preto s&uacute; pr&aacute;zdne pol&iacute;&#269;ka. <br> SDMA-symetrick&yacute; dimetylargin&iacute;n; ALT-alan&iacute;ntransamin&aacute;za; AST-aspart&aacute;ttransamin&aacute;za; ALP-alkal&iacute;nfosfat&aacute;za; GGT-gama-glutamyltranspeptid&aacute;za; CK-kreat&iacute;nkin&aacute;za; TT4-celkov&yacute; tyrox&iacute;n. &#268;&iacute;sla mimo referen&#269;n&yacute;ch intervalov s&uacute; zv&yacute;raznen&eacute; tu&#269;n&yacute;m p&iacute;smom. <\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Biochemick&eacute; vy&scaron;etrenie uk&aacute;zalo trend zvy&scaron;ovania koncentr&aacute;ci&iacute; SDMA v 168. a 336. hodine u v&scaron;etk&yacute;ch &scaron;iestich ma&#269;iek. Jednosmern&aacute; ANOVA s opakovan&yacute;m meran&iacute;m, porovn&aacute;vaj&uacute;ca SDMA vo v&scaron;etk&yacute;ch &#269;asov&yacute;ch bodoch, bola &scaron;tatisticky v&yacute;znamn&aacute;&nbsp;<em>p&nbsp;<\/em>&lt; 0,002. Tukeyho testy viacn&aacute;sobn&eacute;ho porovn&aacute;vania ukazuj&uacute;, &#382;e priemern&aacute; hodnota SDMA v ka&#382;dom &#269;asovom bode bola &scaron;tatisticky odli&scaron;n&aacute;: 0 vs 168 h&nbsp;<em>p&nbsp;<\/em>= 0,002; 168 vs 336 h&nbsp;<em>p&nbsp;<\/em>= 0,005. Obr&aacute;zok 3 zobrazuje medi&aacute;n koncentr&aacute;ci&iacute; SDMA v ka&#382;dom &#269;asovom bode s horn&yacute;m a doln&yacute;m rozsahom od &scaron;iestich ma&#269;iek. Medi&aacute;n SDMA v 0 h bol 8,0 g\/dl (rozsah 1,0 &ndash; 8,0), medi&aacute;n SDMA v 168 h bol 11,5 g\/dl (rozsah 8,0 &ndash; 13,0) a v 336 h bol 14,0 g\/dl (rozsah 10,0 &ndash; 16,0). Koncentr&aacute;cie kreatin&iacute;nu sa v 0, 168 a 336 h u &scaron;iestich ma&#269;iek v&yacute;znamne nel&iacute;&scaron;ili. Tri ma&#269;ky mali pred lie&#269;bou zv&yacute;&scaron;en&eacute; pe&#269;e&#328;ov&eacute; parametre vr&aacute;tane ALT, AST a ALP. Z t&yacute;chto troch ma&#269;iek mala jedna ma&#269;ka (ma&#269;ka G) hodnotu ALT a&#382; 161 U\/L a ALP bola pred lie&#269;bou 75,0 U\/L, ALT a ALP zostali zv&yacute;&scaron;en&eacute; na 166 U\/L a 87,0 U\/L v uvedenom porad&iacute; v 336 h. T&aacute;to ma&#269;ka nemala po&#269;as &scaron;t&uacute;die &#382;iadne ne&#382;iaduce &uacute;&#269;inky. Jedna ma&#269;ka s mierne zv&yacute;&scaron;enou ALT (142 U\/L) bola zo &scaron;t&uacute;die vyraden&aacute; kv&ocirc;li zvracaniu (ma&#269;ka C). &#270;al&scaron;ia ma&#269;ka s mierne zv&yacute;&scaron;enou ALT (144 U\/L) a AST (83,0 U\/L) pred lie&#269;bou zostala klinicky zdrav&aacute; po&#269;as celej &scaron;t&uacute;die a oba pe&#269;e&#328;ov&eacute; parametre sa vr&aacute;tili do norm&aacute;lneho rozsahu po 168 a 336 h. Ostatn&eacute; biochemick&eacute; analytick&eacute; zmeny boli bez pozoruhodnost&iacute;. Gluk&oacute;za v krvi v 0 h nebola poskytnut&aacute;, preto&#382;e vo v&scaron;etk&yacute;ch vzork&aacute;ch bola pozorovan&aacute; artefici&aacute;lna hypoglyk&eacute;mia. Bolo podozrenie, &#382;e je to d&ocirc;sledok problematickej met&oacute;dy odberu vzoriek krvi pre stanovenie gluk&oacute;zy.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine3.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"496\" src=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine3.jpg\" alt=\"\" class=\"wp-image-9565\" srcset=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine3.jpg 707w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine3-300x210.jpg 300w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine3-18x12.jpg 18w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine3-350x246.jpg 350w, https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/mefloquine3-64x45.jpg 64w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\"\/><\/a><figcaption> <strong>Obr&aacute;zok 3.&nbsp;<\/strong>V&yacute;sledky SDMA (ug\/dl) &scaron;iestich ma&#269;iek v 0, 168 a 336 h. Medi&aacute;n koncentr&aacute;cie SDMA v ka&#382;dom &#269;asovom bode je zobrazen&yacute; s horn&yacute;m a doln&yacute;m rozsahom. Preru&scaron;ovan&aacute; &#269;iara predstavuje referen&#269;n&yacute; interval (0,00 &ndash; 14,0). <\/figcaption><\/figure><\/div>\n\n\n\n<p>Hoci ma&#269;ky C a F pri prvom podan&iacute; mefloch&iacute;nu zvracali, v&scaron;etky ostatn&eacute; ma&#269;ky pri &#271;al&scaron;om podan&iacute;, ke&#271; sa mefloch&iacute;n pod&aacute;val s potravou, liek dobre tolerovali. Po&#269;as dvoch t&yacute;&#382;d&#328;ov lie&#269;by neboli u &#382;iadnej ma&#269;ky pozorovan&eacute; &#271;al&scaron;ie ne&#382;iaduce &uacute;&#269;inky.&nbsp;&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Diskusia<\/h2>\n\n\n\n<p>Toto je prv&aacute; farmakokinetick&aacute; &scaron;t&uacute;dia mefloch&iacute;nu u ma&#269;iek. Jedin&eacute; hl&aacute;sen&eacute; pou&#382;itie mefloch&iacute;nu u zvierat je ako antimalarikum pre dravce a tu&#269;niaky [21,22]. Okrem pou&#382;itia ako antimalarikum bola zaznamenan&aacute; &uacute;spe&scaron;n&aacute; lie&#269;ba t&yacute;mto liekom u &#318;ud&iacute; s progres&iacute;vnou multifok&aacute;lnou leukoencefalopatiou sp&ocirc;sobenou v&iacute;rusom Johna Cunninghama (JCV) [23,24]. Jeho antiv&iacute;rusov&yacute; &uacute;&#269;inok sa preuk&aacute;zal in vitro pri FCoV [17], ma&#269;acom kaliciv&iacute;ruse [25], v&iacute;ruse dengue typu 2 a v&iacute;ruse Zika u &#318;ud&iacute; [26] a ned&aacute;vno aj pri pangolinskom koronav&iacute;ruse GX_P2X, ktor&yacute; je modelom pre SARS-CoV-2, p&ocirc;vodcu COVID-19 u &#318;ud&iacute; [27]. Presn&eacute; mechanizmy jeho p&ocirc;sobenia ako antimalarickej alebo antiv&iacute;rusovej l&aacute;tky nie s&uacute; zn&aacute;me [17,28,29].&nbsp;<\/p>\n\n\n\n<p>Ke&#271;&#382;e mefloch&iacute;n je antimalarick&aacute; profylaxia a lie&#269;ba &#318;ud&iacute;, bol zdokumentovan&yacute; jeho farmakokinetick&yacute; profil. U zdrav&yacute;ch dobrovo&#318;n&iacute;kov je pol&#269;as peror&aacute;lnej absorpcie mefloch&iacute;nu 1 &ndash; 4 h (priemer 2,1 h) [30]. Peror&aacute;lna biologick&aacute; dostupnos&#357; mefloch&iacute;nu u ma&#269;iek nie je zn&aacute;ma, preto&#382;e po&#382;adovan&aacute; IV AUC potrebn&aacute; na v&yacute;po&#269;et nebola u ma&#269;iek vykonan&aacute;. Zistilo sa v&scaron;ak, &#382;e peror&aacute;lna biologick&aacute; dostupnos&#357; mefloch&iacute;nu u psov je pribli&#382;ne 67 &ndash; 90 % (priemer 78 %) [20]. Mefloch&iacute;n dosahuje maxim&aacute;lne plazmatick&eacute; koncentr&aacute;cie pribli&#382;ne po 6-24 h (medi&aacute;n 17,6 h) u &#318;ud&iacute; [30]. Pri peror&aacute;lnom pod&aacute;van&iacute; ma&#269;k&aacute;m je &#269;as dosiahnutia maxim&aacute;lnych plazmatick&yacute;ch koncentr&aacute;ci&iacute; (Tmax) porovnate&#318;n&yacute; s &#318;u&#271;mi, v priemere 15 h. Odhadovan&yacute; celkov&yacute; zdanliv&yacute; distribu&#269;n&yacute; objem u zdrav&yacute;ch &#318;ud&iacute; je pribli&#382;ne 19,2-22,1 l\/kg a syst&eacute;mov&yacute; kl&iacute;rens je 0,026-0,042 l\/h\/kg [31], zatia&#318; &#269;o zdanliv&yacute; priemern&yacute; &plusmn; SD distribu&#269;n&yacute; objem u ma&#269;iek je 17.4 &plusmn; 4,08 l\/kg a zdanliv&yacute; kl&iacute;rens je 0,060 &plusmn; 0,020 l\/h\/kg pri v&yacute;po&#269;te za 0 a&#382; 96 h. V&auml;zba plazmatick&yacute;ch bielkov&iacute;n bola 98 % u zdrav&yacute;ch &#318;udsk&yacute;ch dobrovo&#318;n&iacute;kov a pacientov s nekomplikovanou mal&aacute;riou falciparum [30] a tie&#382; 99 % v plazme ma&#269;iek z klinicky norm&aacute;lnych ma&#269;iek a plazme ma&#269;iek s FIP [19]. U &#318;ud&iacute; je elimina&#269;n&yacute; pol&#269;as mefloch&iacute;nu pribli&#382;ne 20 dn&iacute; u zdrav&yacute;ch os&ocirc;b, 10 a&#382; 14 dn&iacute; u pacientov s nekomplikovanou mal&aacute;riou falciparum [32,33] a 20 dn&iacute; v pr&iacute;padoch zah&#341;&#328;aj&uacute;cich &#357;a&#382;k&uacute; mal&aacute;riu [33,34]. U &#318;ud&iacute; sa odpor&uacute;&#269;a nasycovacia d&aacute;vka a potom lie&#269;ba raz t&yacute;&#382;denne [35,36]. Mefloch&iacute;n sa z tela vylu&#269;uje pomaly prostredn&iacute;ctvom stolice a mo&#269;u [31,37]. V na&scaron;ej &scaron;t&uacute;dii sme odhadli, &#382;e elimina&#269;n&yacute; pol&#269;as mefloch&iacute;nu u klinicky zdrav&yacute;ch ma&#269;iek je pribli&#382;ne 224 h alebo pribli&#382;ne 9,3 d&#328;a, podobne ako u zdrav&yacute;ch &#318;ud&iacute;. V&yacute;po&#269;et pol&#269;asu vylu&#269;ovania bol zalo&#382;en&yacute; len na &#269;asov&yacute;ch &uacute;sekoch 24 a&#382; 96 h; &#271;al&scaron;ie &scaron;t&uacute;die, s odberom vzoriek pri pod&aacute;van&iacute; jednorazovej d&aacute;vky mefloch&iacute;nu dlh&scaron;ie ako 96 h u ma&#269;iek, m&ocirc;&#382;u poskytn&uacute;&#357; jednozna&#269;nej&scaron;&iacute; v&yacute;sledok.<\/p>\n\n\n\n<p>Pri pod&aacute;van&iacute; mefloch&iacute;nu s jedlom sa zv&yacute;&scaron;ila peror&aacute;lna absorpcia. Farmakokinetick&aacute; anal&yacute;za uk&aacute;zala, &#382;e priemern&aacute; plazmatick&aacute; koncentr&aacute;cia bola vy&scaron;&scaron;ia (4,06 ug\/ml) po 240 h, ke&#271; sa mefloch&iacute;n pod&aacute;val s jedlom, v porovnan&iacute; s plazmatickou koncentr&aacute;ciou 2,71 ug\/ml po 15 h, ke&#271; sa mefloch&iacute;n pod&aacute;val bez jedla. Medzi &#271;al&scaron;ie faktory ovplyv&#328;uj&uacute;ce  vy&scaron;&scaron;iu plazmatick&uacute; koncentr&aacute;cii po 240 h patr&iacute; kumulat&iacute;vny &uacute;&#269;inok lieku pri viacn&aacute;sobnom pod&aacute;van&iacute; a mo&#382;n&aacute; enterohepat&aacute;lna cirkul&aacute;cia lieku. U &#318;ud&iacute; ovplyv&#328;uje pr&iacute;tomnos&#357; potravy v gastrointestin&aacute;lnom trakte farmakokinetick&eacute; vlastnosti mefloch&iacute;nu t&yacute;m, &#382;e v&yacute;razne zvy&scaron;uje r&yacute;chlos&#357; a rozsah absorpcie [38].&nbsp;<\/p>\n\n\n\n<p>Uk&aacute;zalo sa, &#382;e mefloch&iacute;n v koncentr&aacute;cii 10 &mu;M vykazoval v&yacute;razn&uacute; inhib&iacute;ciu vo&#269;i dvom biotypom FCoV, FIPV WSU 79-1146 (FIPV1146) a FECV WSU 79-1683 (FECV1683), z&iacute;skan&yacute;m z American Type Culture Collection (Virginia, USA), [17]. Vzh&#318;adom na to, &#382;e <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;&amp;lt;strong&amp;gt;Molekulov&aacute; hmotnos&#357;&amp;lt;\/strong&amp;gt;&nbsp; je s&uacute;&#269;et at&oacute;mov&yacute;ch hmotnost&iacute; at&oacute;mov danej molekuly.&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/molarna-hmotnost\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">molekulov&aacute; hmotnos&#357;<\/a> mefloch&iacute;nu je 378 g\/mol, pri pou&#382;it&iacute; 10 &mu;M mefloch&iacute;nu sa dosiahne plazmatick&aacute; koncentr&aacute;cia 10 &mu;M = 3,78 &mu;g\/ml [17]. T&aacute;to &scaron;t&uacute;dia uk&aacute;zala, &#382;e pri podan&iacute; jednorazovej peror&aacute;lnej d&aacute;vky mefloch&iacute;nu ~12,5 mg\/kg sa dosiahne maxim&aacute;lna plazmatick&aacute; koncentr&aacute;cia (Cmax) 2,71 &mu;g\/ml. Na inhib&iacute;ciu v&iacute;rusu FIP m&ocirc;&#382;e by&#357; potrebn&aacute; vy&scaron;&scaron;ia d&aacute;vka mefloch&iacute;nu. Je v&scaron;ak mo&#382;n&eacute;, &#382;e pri pod&aacute;van&iacute; mefloch&iacute;nu s jedlom bude Cmax ove&#318;a vy&scaron;&scaron;ia, ako sa uv&aacute;dza po 12 a&#382; 24 h. Pos&uacute;denie &uacute;&#269;innosti mefloch&iacute;nu vo&#269;i v&iacute;rusu FCoV si zasluhuje klinick&uacute; &scaron;t&uacute;diu. Okrem toho sa uk&aacute;zalo, &#382;e mefloch&iacute;n inhibuje cytopatick&eacute; &uacute;&#269;inky v bunk&aacute;ch infikovan&yacute;ch koronav&iacute;rusom pr&iacute;buzn&yacute;m SARS-CoV-2a (GX_P2X), &#269;o z neho rob&iacute; potenci&aacute;lny liek na pou&#382;itie u ma&#269;iek s infekciou SARS-CoV-2 [27].<\/p>\n\n\n\n<p>Chloroch&iacute;n, 4-aminochinol&iacute;n s podobn&yacute;m sp&ocirc;sobom &uacute;&#269;inku ako mefloch&iacute;n [39], preuk&aacute;zal inhibi&#269;n&yacute; &uacute;&#269;inok proti replik&aacute;cii FIPV a protiz&aacute;palov&yacute; &uacute;&#269;inok in vitro a zlep&scaron;il klinick&eacute; hodnotenie experiment&aacute;lne vyvolanej FIP ma&#269;iek [40]. Hoci sa preuk&aacute;zalo, &#382;e mefloch&iacute;n inhibuje FIPV in vitro [17], jeho klinick&aacute; &uacute;&#269;innos&#357; u ma&#269;iek s FIP zost&aacute;va nezn&aacute;ma. Chloroch&iacute;n v&scaron;ak sp&ocirc;sobil zv&yacute;&scaron;enie hladiny ALT, ke&#271; sa pou&#382;il u ma&#269;iek infikovan&yacute;ch FIP. V tejto &scaron;t&uacute;dii mefloch&iacute;n nesp&ocirc;sobil zv&yacute;&scaron;enie hlad&iacute;n ALT. Hoci niektor&eacute; ma&#269;ky mali pred podan&iacute;m d&aacute;vky mefloch&iacute;nu zv&yacute;&scaron;en&uacute; hladinu ALT, &#271;al&scaron;ie zv&yacute;&scaron;enie po &scaron;tyroch d&aacute;vkach mefloch&iacute;nu dvakr&aacute;t t&yacute;&#382;denne nebolo pozorovan&eacute;. Hydroxychloroch&iacute;n sa sk&uacute;mal v klinickej &scaron;t&uacute;dii na lie&#269;bu COVID-19 u &#318;ud&iacute; [41] a ned&aacute;vno sa sk&uacute;mali aj jeho antiv&iacute;rusov&eacute; vlastnosti proti FIPV in vitro [42].&nbsp;<em>Pri&nbsp;<\/em>pou&#382;it&iacute; s rekombinantn&yacute;m ma&#269;ac&iacute;m IFN-&omega; preuk&aacute;zal hydroxychloroch&iacute;n zv&yacute;&scaron;en&uacute; antiv&iacute;rusov&uacute; aktivitu proti infekcii FIPV [42]. Na overenie jeho klinickej &uacute;&#269;innosti a bezpe&#269;nosti u ma&#269;iek s koronav&iacute;rusovou alebo kalicivrusovou infekciou s&uacute; potrebn&eacute; &#271;al&scaron;ie klinick&eacute; &scaron;t&uacute;die. V&yacute;skyt ne&#382;iaducich &uacute;&#269;inkov po podan&iacute; mefloch&iacute;nu u &#318;ud&iacute; je be&#382;n&yacute;, pri&#269;om 47 &ndash; 90 % &#318;ud&iacute; m&aacute; nejak&eacute; mierne alebo stredne z&aacute;va&#382;n&eacute; ne&#382;iaduce &uacute;&#269;inky [30,43,44]. V&yacute;skyt ne&#382;iaducich &uacute;&#269;inkov sa zni&#382;uje pri dlhodobom u&#382;&iacute;van&iacute;, zo 44 % po&#269;as prv&yacute;ch 4 mesiacov na 19 % po jednom roku [30,45]. Medzi naj&#269;astej&scaron;ie ne&#382;iaduce &uacute;&#269;inky patria neuropsychiatrick&eacute; &uacute;&#269;inky [46-48], gastrointestin&aacute;lna dysfunkcia [49], dermatologick&eacute; pr&iacute;znaky [50], hematologick&eacute; zmeny [51] alebo kardiovaskul&aacute;rna dysfunkcia [30,33]. U &#318;ud&iacute; s&uacute; nevo&#318;nos&#357; a vracanie be&#382;n&yacute;mi ne&#382;iaducimi &uacute;&#269;inkami a m&ocirc;&#382;u by&#357; z&aacute;visl&eacute; od d&aacute;vky a veku, pri&#269;om najvy&scaron;&scaron;ie riziko je u mlad&scaron;&iacute;ch det&iacute; [49,52]. V tejto &scaron;t&uacute;dii dve ma&#269;ky zvracali po prvom podan&iacute; mefloch&iacute;nu bez jedla. Jednej ma&#269;ke (ma&#269;ka F) bol mefloch&iacute;n po nak&#341;men&iacute; &uacute;spe&scaron;ne znovu podan&yacute;, a preto bola t&aacute;to ma&#269;ka znovu zaraden&aacute; do &scaron;t&uacute;die. Ma&#269;ke C bola tie&#382; op&auml;tovne podan&aacute; druh&aacute; d&aacute;vka mefloch&iacute;nu (4. de&#328;); t&aacute;to ma&#269;ka v&scaron;ak pred druhou d&aacute;vkou odmietla potravu. Mefloch&iacute;n sa preto d&aacute;vkoval bez potravy. T&aacute;to ma&#269;ka op&auml;&#357; zvracala a bola zo &scaron;t&uacute;die vyraden&aacute;. Ke&#271; sa mefloch&iacute;n pod&aacute;val s potravou, &#271;al&scaron;ie zvracanie sa nepozorovalo. U ma&#269;iek v na&scaron;ej &scaron;t&uacute;dii neboli pozorovan&eacute; &#382;iadne in&eacute; klinick&eacute; ne&#382;iaduce &uacute;&#269;inky. Na&scaron;e ma&#269;ky v&scaron;ak boli pozorovan&eacute; len 14 dn&iacute;. Ak&eacute;ko&#318;vek oneskoren&eacute; alebo dlhodob&eacute; ne&#382;iaduce &uacute;&#269;inky mefloch&iacute;nu u ma&#269;iek zost&aacute;vaj&uacute; nezn&aacute;me. Je tie&#382; mo&#382;n&eacute;, &#382;e v&yacute;skyt ne&#382;iaducich &uacute;&#269;inkov by sa mohol zn&iacute;&#382;i&#357; pri dlhodobom pod&aacute;van&iacute;, ako sa pozorovalo u &#318;ud&iacute; [30,45].&nbsp;<\/p>\n\n\n\n<p>Pr&iacute;&#269;ina ni&#382;&scaron;ej krivky plazmatickej koncentr&aacute;cie Ma&#269;ky E po&#269;as prv&eacute;ho d&aacute;vkovacieho intervalu (0-96 h) ostala nezn&aacute;ma (obr&aacute;zky 1 a 2). Vekov&yacute; rozdiel m&ocirc;&#382;e vysvet&#318;ova&#357; ni&#382;&scaron;iu krivku plazmatickej koncentr&aacute;cie ma&#269;iek D a E, ke&#271;&#382;e tieto dve ma&#269;ky s&uacute; mlad&scaron;ie ako ostatn&eacute; (3 roky oproti 6 &ndash; 7 rokom). Zn&iacute;&#382;enie hepat&aacute;lneho kl&iacute;rensu, zv&yacute;&scaron;enie distribu&#269;n&eacute;ho objemu lie&#269;iv rozpustn&yacute;ch v lipidoch s pred&#314;&#382;en&yacute;m pol&#269;asom a zv&yacute;&scaron;en&aacute; peror&aacute;lna biologick&aacute; dostupnos&#357; boli navrhnut&eacute; ako vysvetlenie, pre&#269;o maj&uacute; star&scaron;&iacute; &#318;udia odli&scaron;n&uacute; farmakokinetiku v porovnan&iacute; s mlad&scaron;&iacute;mi dospel&yacute;mi, a tieto pr&iacute;&#269;iny by potenci&aacute;lne mohli prispie&#357; k rozdielom v plazmatickej koncentr&aacute;cii u ma&#269;iek D a E [53,54]. Zv&yacute;&scaron;enie distribu&#269;n&eacute;ho objemu a pred&#314;&#382;en&yacute; pol&#269;as sa v&scaron;ak u star&scaron;&iacute;ch ma&#269;iek (ma&#269;ky A, B, C a G) nepozorovali. U &#318;ud&iacute; s&uacute; s&iacute;ce koncentr&aacute;cie mefloch&iacute;nu v krvi po&#269;as gravidity ni&#382;&scaron;ie ako u dospel&yacute;ch bez gravidity, ale vo farmakokinetick&yacute;ch profiloch sa nezistili &#382;iadne rozdiely v plazmatick&yacute;ch koncentr&aacute;ci&aacute;ch mefloch&iacute;nu v z&aacute;vislosti od veku [55,56]. Zauj&iacute;mav&eacute; je, &#382;e maxim&aacute;lne koncentr&aacute;cie v krvi s&uacute; 2 &ndash; 3-kr&aacute;t vy&scaron;&scaron;ie u &aacute;zijsk&yacute;ch dospel&yacute;ch v porovnan&iacute; s ne&aacute;zijsk&yacute;mi dobrovo&#318;n&iacute;kmi, pri&#269;om d&ocirc;vod tohto etnick&eacute;ho rozdielu nie je jasn&yacute; [30,57]. Predpoklad&aacute; sa, &#382;e k vy&scaron;&scaron;&iacute;m plazmatick&yacute;m koncentr&aacute;ci&aacute;m mohol prispie&#357; men&scaron;&iacute; distribu&#269;n&yacute; objem sekund&aacute;rne sp&ocirc;soben&yacute; ni&#382;&scaron;&iacute;m obsahom telesn&eacute;ho tuku alebo rozdiely v enterohepat&aacute;lnej cirkul&aacute;cii lie&#269;iva u &aacute;zijsk&yacute;ch dobrovo&#318;n&iacute;kov [58]. V na&scaron;ej &scaron;t&uacute;dii nebolo mo&#382;n&eacute; identifikova&#357; rozdiely v plazmatick&yacute;ch koncentr&aacute;ci&aacute;ch medzi pohlav&iacute;m, kastra&#269;n&yacute;m stavom a telesnou hmotnos&#357;ou. Koc&uacute;r E mal tie&#382; norm&aacute;lne biochemick&eacute; analyty pred lie&#269;bou, v 168 a 336 h. Dysfunkcia pe&#269;ene sp&ocirc;sobuj&uacute;ca zmenen&yacute; metabolizmus lieku je nepravdepodobn&aacute;; nemo&#382;no ju v&scaron;ak &uacute;plne vyl&uacute;&#269;i&#357; bez stanovenia hladiny &#382;l&#269;ov&yacute;ch kysel&iacute;n pred a po lie&#269;be na pos&uacute;denie funkcie pe&#269;ene. U &#318;ud&iacute; je mefloch&iacute;n metabolizovan&yacute; cytochr&oacute;mom P450 3A (CYP 3A) v pe&#269;eni [59]. U ma&#269;iek sa zistilo, &#382;e aktivita CYP 3A je ni&#382;&scaron;ia u ma&#269;iek v porovnan&iacute; s koc&uacute;rmi [60]. Zvl&aacute;&scaron;tnu krivku plazmatickej koncentr&aacute;cie ma&#269;ky E v&scaron;ak nemo&#382;no vysvetli&#357;. &#270;al&scaron;&iacute;m vysvetlen&iacute;m by mohlo by&#357;, &#382;e ma&#269;ka E mohla po prvom podan&iacute; mefloch&iacute;nu zvraca&#357; bez toho, aby bola pozorovan&aacute;.&nbsp;<\/p>\n\n\n\n<p>Rozdiel vo farmakokinetickom profile sa pozoruje u zdrav&yacute;ch &#318;ud&iacute; v porovnan&iacute; s &#318;u&#271;mi infikovan&yacute;mi mal&aacute;riou. U &#318;ud&iacute; s&uacute; plazmatick&eacute; koncentr&aacute;cie mefloch&iacute;nu 2 &ndash; 3-kr&aacute;t vy&scaron;&scaron;ie u nekomplikovanej mal&aacute;rie falciparum v porovnan&iacute; so zdrav&yacute;mi dobrovo&#318;n&iacute;kmi. Nekomplikovan&aacute; mal&aacute;ria falciparum m&aacute; tie&#382; skr&aacute;ten&yacute; pol&#269;as [30,31,33,61]. Pr&iacute;&#269;ina nie je &uacute;plne objasnen&aacute;. Jednou z mo&#382;n&yacute;ch pr&iacute;&#269;in skr&aacute;ten&eacute;ho pol&#269;asu u pacientov s mal&aacute;riou je zn&iacute;&#382;enie enterohepat&aacute;lnej cirkul&aacute;cie a v&auml;&#269;&scaron;&iacute; fek&aacute;lny kl&iacute;rens. &#270;al&scaron;&iacute;m vysvetlen&iacute;m rozdielov vo farmakokinetickom profile medzi oboma skupinami je rozdiel vo v&auml;zbe mefloch&iacute;nu na plazmatick&eacute; bielkoviny. Mefloch&iacute;n sa vo ve&#318;kej miere via&#382;e na plazmatick&eacute; bielkoviny, najm&auml; na bielkoviny ak&uacute;tnej f&aacute;zy, ako je alfa-1-kysl&yacute; glykoprote&iacute;n (<a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;Alfa-1-kysl&yacute; glykoprote&iacute;n patr&iacute; k reaktantom ak&uacute;tnej f&aacute;zy.  Alfa-1-kysl&yacute; glykoprote&iacute;n pomal&scaron;&iacute; n&aacute;stup a zost&aacute;va zv&yacute;&scaron;en&yacute; dlh&scaron;ie. Po &uacute;&#269;innej lie&#269;be alebo po odstr&aacute;nen&iacute; z&aacute;palov&eacute;ho podnetu kles&aacute; pod&#318;a svojho pol&#269;asu rozpadu 5 - 6 dn&iacute;.&lt;\/div&gt;\"  href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/orozomukoid\/\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>AGP<\/a>) [62]. Predpoklad&aacute; sa, &#382;e zv&yacute;&scaron;enie AGP pri mal&aacute;rii vedie k zv&yacute;&scaron;eniu v&auml;zby mefloch&iacute;nu na plazmatick&eacute; bielkoviny, &#269;o ovplyv&#328;uje zdanliv&yacute; distribu&#269;n&yacute; objem [61]. Vysok&eacute; hladiny AGP sa preuk&aacute;zali u experiment&aacute;lne vyvolanej FIP [63] a prirodzene infikovan&yacute;ch ma&#269;iek s FIP [64,65] a v praxi sa be&#382;ne pou&#382;&iacute;va ako diagnostick&yacute; n&aacute;stroj FIP [66]. Je teda mo&#382;n&eacute;, &#382;e vysok&aacute; hladina AGP a potenci&aacute;lne aj in&yacute;ch prote&iacute;nov ak&uacute;tnej f&aacute;zy u ma&#269;iek infikovan&yacute;ch FIP zvy&scaron;uje v&auml;zbu mefloch&iacute;nu na plazmatick&eacute; prote&iacute;ny, &#269;o men&iacute; farmakokinetick&yacute; profil u t&yacute;chto ma&#269;iek. V&auml;zba mefloch&iacute;nu na plazmatick&eacute; bielkoviny u klinicky norm&aacute;lnych a FIP infikovan&yacute;ch ma&#269;iek bola sk&uacute;man&aacute; in vitro; rozdiel v&scaron;ak bol nejednozna&#269;n&yacute; kv&ocirc;li nezn&aacute;mej biologickej variabilite testu [19]. U ma&#269;iek s FIP s&uacute; potrebn&eacute; &#271;al&scaron;ie &scaron;t&uacute;die farmakodynamiky a farmakokinetiky mefloch&iacute;nu.&nbsp;<\/p>\n\n\n\n<p>Po&#269;as tejto &scaron;t&uacute;die sa u v&scaron;etk&yacute;ch ma&#269;iek pozoroval trend zvy&scaron;ovania SDMA bez zmeny kreatin&iacute;nu (obr&aacute;zok 3). Uk&aacute;zalo sa, &#382;e SDMA je v porovnan&iacute; s kreatin&iacute;nom v&#269;asn&yacute;m ren&aacute;lnym biomarkerom [67 &ndash; 69] a zvy&scaron;uje sa pri ak&uacute;tnom po&scaron;koden&iacute; obli&#269;iek a chronickom ochoren&iacute; obli&#269;iek [70]. Zv&yacute;&scaron;en&eacute; s&eacute;rov&eacute; koncentr&aacute;cie SDMA boli u ma&#269;iek spojen&eacute; so zn&iacute;&#382;enou funkciou obli&#269;iek meranou pomocou r&yacute;chlosti glomerul&aacute;rnej filtr&aacute;cie (GFR) [71]. Na z&aacute;klade v&yacute;sledku na&scaron;ej &scaron;t&uacute;die je mo&#382;n&eacute;, &#382;e mefloch&iacute;n m&ocirc;&#382;e sp&ocirc;sobi&#357; zn&iacute;&#382;en&uacute; funkciu obli&#269;iek u ma&#269;iek. Ren&aacute;lna toxicita z pod&aacute;vania antimalar&iacute;k je u &#318;ud&iacute; zriedkav&aacute; [72]. &#270;al&scaron;&iacute;m vysvetlen&iacute;m zv&yacute;&scaron;en&yacute;ch koncentr&aacute;ci&iacute; SDMA je vplyv celkovej anest&eacute;zie a kumulat&iacute;vny &uacute;&#269;inok izoflur&aacute;nu po&#269;as &scaron;t&uacute;die. Uk&aacute;zalo sa, &#382;e s&eacute;rov&eacute; hladiny SDMA nameran&eacute; po &uacute;vode do anest&eacute;zie (17,11 g\/dl) s&uacute; v&yacute;razne vy&scaron;&scaron;ie ako hladiny nameran&eacute; pred &uacute;vodom do anest&eacute;zie (12,39 g\/dl) [73]. Ke&#271;&#382;e ma&#269;ky boli po&#269;as odberov krvi anest&eacute;zovan&eacute; izoflur&aacute;nom, mohlo to potenci&aacute;lne prispie&#357; k zv&yacute;&scaron;eniu koncentr&aacute;ci&iacute; SDMA. Met&oacute;da odberu krvi, d&aacute;vkovanie mefloch&iacute;nu a n&aacute;bor ma&#269;iek boli z d&ocirc;vodu nedostato&#269;nej dostupnosti subjektov zadan&eacute; extern&eacute;mu ur&#269;en&eacute;mu zariadeniu na v&yacute;skum zvierat (Invetus Pty, Ltd.,Casino, NSW, Austr&aacute;lia) a t&aacute;to &scaron;t&uacute;dia sa uskuto&#269;nila pod&#318;a &scaron;tandardn&yacute;ch pracovn&yacute;ch postupov spolo&#269;nosti Invetus.&nbsp;<\/p>\n\n\n\n<p>Jedn&yacute;m z obmedzen&iacute; tejto &scaron;t&uacute;die bolo, &#382;e nie v&scaron;etky ma&#269;ky mali pred lie&#269;bou norm&aacute;lne pe&#269;e&#328;ov&eacute; enz&yacute;my. Tri ma&#269;ky mali pred lie&#269;bou zv&yacute;&scaron;en&eacute; hladiny ALT, AST a ALP. Ke&#271;&#382;e odber krvi, krvn&eacute; testy pred lie&#269;bou a lie&#269;ba boli vykonan&eacute; v externom zariaden&iacute;, vy&scaron;etrovatelia nevedeli o zv&yacute;&scaron;en&yacute;ch pe&#269;e&#328;ov&yacute;ch parametroch pred lie&#269;bou. Vy&scaron;etrovatelia tie&#382; neboli zapojen&iacute; do procesu n&aacute;boru t&yacute;chto ma&#269;iek a nebola zn&aacute;ma liekov&aacute; hist&oacute;ria a predch&aacute;dzaj&uacute;ce z&aacute;znamy o ochoreniach t&yacute;chto ma&#269;iek. Napriek tomu sa v&yacute;znamn&eacute; zv&yacute;&scaron;enie ALT a ALP po lie&#269;be mefloch&iacute;nom nevyskytlo. ALT a ALP zostali nezmenen&eacute; po 336 hodin&aacute;ch u jednej ma&#269;ky (ma&#269;ka G). Krivka plazmatickej koncentr&aacute;cie mefloch&iacute;nu u ma&#269;ky G sa podstatne nel&iacute;&scaron;ila od ostatn&yacute;ch ma&#269;iek (ma&#269;ky A, B a D).&nbsp;<\/p>\n\n\n\n<p>&#270;al&scaron;&iacute;m obmedzen&iacute;m je mal&yacute; po&#269;et ma&#269;iek v na&scaron;ej &scaron;t&uacute;dii. Len p&auml;&#357; ma&#269;iek malo kompletn&eacute; plazmatick&eacute; koncentr&aacute;cie mefloch&iacute;nu a do farmakokinetickej anal&yacute;zy boli zahrnut&eacute; len &scaron;tyri ma&#269;ky (krivka n&iacute;zkej koncentr&aacute;cie ma&#269;ky E bola vynechan&aacute;). Napriek mal&eacute;mu po&#269;tu ma&#269;iek pou&#382;it&yacute;ch v anal&yacute;ze sa poskytol d&ocirc;le&#382;it&yacute; opis profilu lie&#269;iva mefloch&iacute;nu u klinicky norm&aacute;lnej ma&#269;ky. Tieto predbe&#382;n&eacute; inform&aacute;cie s&uacute; k&#318;&uacute;&#269;ov&eacute; pre v&scaron;etky &#271;al&scaron;ie v&yacute;skumn&eacute; projekty, ktor&eacute; zah&#341;&#328;aj&uacute; pou&#382;itie mefloch&iacute;nu u ma&#269;iek.&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Z&aacute;very<\/h2>\n\n\n\n<p>&Scaron;t&uacute;dia poskytuje predbe&#382;n&eacute; &uacute;daje o farmakokinetickom profile mefloch&iacute;nu u ma&#269;iek a poskytuje u&#382;ito&#269;n&eacute; inform&aacute;cie na pl&aacute;novanie klinick&yacute;ch sk&uacute;&scaron;ok mefloch&iacute;nu na lie&#269;bu ma&#269;iek s infekciami ma&#269;ac&iacute;m koronav&iacute;rusom (vr&aacute;tane FIP) a ma&#269;ac&iacute;m kaliciv&iacute;rusom a pr&iacute;padne, ak to bude potrebn&eacute;, na COVID-19 na potenci&aacute;lne zn&iacute;&#382;enie vylu&#269;ovania v&iacute;rusov. Na ur&#269;enie terapeutickej v&yacute;hody mefloch&iacute;nu u ma&#269;iek s t&yacute;mito ochoreniami s&uacute; potrebn&eacute; &#271;al&scaron;ie &scaron;t&uacute;die o jeho terapeutick&yacute;ch &uacute;&#269;inkoch.<\/p>\n\n\n\n<p><strong>Autorsk&eacute; pr&iacute;spevky:&nbsp;<\/strong>Konceptualiz&aacute;cia, J.M.N. a M.G.; metodika, M.G. a B.K.; softv&eacute;r, B.K. a M.G.; valid&aacute;cia, M.G. a B.K.; form&aacute;lna anal&yacute;za, M.G. a B.K.; vy&scaron;etrovanie, M.G., B.K. a J.Y.; zdroje, M.G. a B.K.; kur&aacute;tori &uacute;dajov, M.G., J.Y. a B.K.; pr&iacute;prava p&ocirc;vodn&eacute;ho n&aacute;vrhu, J.Y.; p&iacute;sanie &ndash; recenzia a editovanie, J.Y., M.G. a J.M.N.; vizualiz&aacute;cia, M.G. a J.Y.; doh&#318;ad, J.M.N. a M.G.; administr&aacute;cia projektu, M.G.; z&iacute;skavanie finan&#269;n&yacute;ch prostriedkov, J.M.N., M.G. a B.K. V&scaron;etci autori si pre&#269;&iacute;tali publikovan&uacute; verziu rukopisu a s&uacute;hlasili s &#328;ou.<\/p>\n\n\n\n<p><strong>Financovanie:&nbsp;<\/strong>Tento v&yacute;skum bol financovan&yacute; nad&aacute;ciou Winn Feline Foundation, &#269;&iacute;slo grantu 2019_027, dar z pozostalosti Christine Gai Atkinsovej a z odkazu Lesley Muir zo Sydney School of Veterinary Science.<\/p>\n\n\n\n<p><strong>Po&#271;akovanie:&nbsp;<\/strong>Autori s&uacute; v&#271;a&#269;n&iacute; spolo&#269;nosti Invetus za podporu pri n&aacute;bore ma&#269;iek, poskytnutie pr&iacute;stre&scaron;ku, medik&aacute;cie a odberu krvi ma&#269;iek.<\/p>\n\n\n\n<p><strong>Konflikt z&aacute;ujmov:&nbsp;<\/strong>Autori neuv&aacute;dzaj&uacute; &#382;iadny konflikt z&aacute;ujmov. Financuj&uacute;ci sa nepodie&#318;ali na n&aacute;vrhu &scaron;t&uacute;die, na zbere, anal&yacute;zach ani interpret&aacute;cii &uacute;dajov, na p&iacute;san&iacute; rukopisu ani na rozhodnut&iacute; o uverejnen&iacute; v&yacute;sledkov.<\/p>\n\n\n\n<div class=\"wp-block-group lm-round has-pale-cyan-blue-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-small-font-size\">Niektor&iacute; veterin&aacute;ri vo svete u&#382; pou&#382;&iacute;vaj&uacute; mefloch&iacute;n ako off-label lie&#269;bu FIP, zatia&#318; &#269;o form&aacute;lny v&yacute;skum a klinick&eacute; testy pokra&#269;uj&uacute;.<\/p>\n\n\n\n<p class=\"has-small-font-size\">D&aacute;vkovanie pod&#318;a jedn&eacute;ho z t&yacute;chto v&yacute;skumn&iacute;kov: &bdquo;Pou&#382;it&aacute; d&aacute;vka je 10 a&#382; 12 mg\/kg dvakr&aacute;t t&yacute;&#382;denne peror&aacute;lne a mus&iacute; sa pod&aacute;va&#357; s mal&yacute;m mno&#382;stvom jedla, aby sa zabr&aacute;nilo zvracaniu. To sa zvy&#269;ajne rovn&aacute; u mnoh&yacute;ch ma&#269;iek 1\/4 250 mg tablety Lariam. Liek vykazuje dobr&uacute; penetr&aacute;ciu do centr&aacute;lneho nervov&eacute;ho syst&eacute;mu u &#318;ud&iacute;, preto d&uacute;fame, &#382;e m&ocirc;&#382;e by&#357; prospe&scaron;nej&scaron;&iacute; aj pre &#357;a&#382;k&eacute; neurologick&eacute; pr&iacute;pady FIP. &ldquo;<\/p>\n\n\n\n<p class=\"has-small-font-size\">Vedci sa zauj&iacute;maj&uacute; o v&scaron;etky ma&#269;ky s FIP v lie&#269;be. Kontaktujte ma pros&iacute;m s&uacute;kromne prostredn&iacute;ctvom e-mailu na adrese defeatfip@verizon.net. &#270;akujem.<\/p>\n\n\n\n<p class=\"has-small-font-size\"><em>Susan E Gingrich, zakladate&#318;ka fondu Bria pre v&yacute;skum FIP, 12. 12. 2020<\/em><\/p>\n\n\n\n<p class=\"has-small-font-size\"><em>Pozn&aacute;mka:  Cel&eacute; balenie lieku Lariam s 8 tabletami (ka&#382;d&aacute; s obsahom 250mg mefloch&iacute;nu)  stoj&iacute; v prepo&#269;te cca 700 K&#269; (cca 27&euro;). Jednalo by sa teda u ve&#318;mi lacn&uacute; formu lie&#269;by FIP. Dvojt&yacute;&#382;denn&aacute; lie&#269;ba jednej ma&#269;ky je teda lacnej&scaron;ia ako 100K&#269;\/4 &euro;.<\/em><\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Literat&uacute;ra<\/h2>\n\n\n\n<ol type=\"1\" class=\"has-small-font-size wp-block-list\"><li>Felten, S.; Hartmann, K. Diagnosis of Feline Infectious Peritonitis: A Review of the Current Literature. <em>Viruses <\/em><strong>2019,<\/strong> <em>11<\/em>, 1068.<\/li><li>Pedersen, N.C.; Allen, C.E.; Lyons, L.A. Pathogenesis of feline enteric coronavirus infection. <em>J. Feline Med. Surg. <\/em><strong>2008,<\/strong> <em>10<\/em>, 529&ndash;541.<\/li><li>Addie, D.; Belak, S.; Boucraut&#8208;Baralon, C.; Egberink, H.; Frymus, T.; Gruffydd&#8208;Jones, T.; Hartmann, K.; Hosie, M.J.; Lloret, A.; Lutz, H.; et al. Feline infectious peritonitis. ABCD guidelines on prevention and management. <em>J. Feline Med. Surg. <\/em><strong>2009,<\/strong> <em>11<\/em>, 594&ndash;604.<\/li><li>Pedersen, N.C. A review of feline infectious peritonitis virus infection: 1963&ndash;2008. <em>J. Feline Med. Surg. <\/em><strong>2009,<\/strong> <em>11<\/em>, 225&ndash;258.<\/li><li>Pedersen, N.C., An update on feline infectious peritonitis: Diagnostics and therapeutics. <em>Vet. J. <\/em><strong>2014,<\/strong> <em>201<\/em>, 133&ndash;141.<\/li><li>Tsai, H.Y.; Chueh, L.L.; Lin, C.N.; Su, B.L. Clinicopathological findings and disease staging of feline infectious peritonitis: 51 cases from 2003 to 2009 in Taiwan. <em>J. Feline Med. Surg. <\/em><strong>2011,<\/strong> <em>13<\/em>, 74&ndash;80.<\/li><li>Hugo, T.B.; Heading, K.L. Prolonged survival of a cat diagnosed with feline infectious peritonitis by immunohistochemistry. <em>Can. Vet. J. <\/em><strong>2015,<\/strong> <em>56<\/em>, 53&ndash;58.<\/li><li>Ishida, T.; Shibanai, A.; Tanaka, S.; Uchida, K.; Mochizuki, M. Use of recombinant feline interferon and glucocorticoid in the treatment of feline infectious peritonitis. <em>J. Feline Med. Surg. <\/em><strong>2004,<\/strong> <em>6<\/em>, 107&ndash;109.<\/li><li>Kim, Y.; Liu, H.; Galasiti Kankanamalage, A.C.; Weerasekara, S.; Hua, D.H.; Groutas, W.C.; Chang, K.O.; Pedersen, N.C. Reversal of the progression of fatal coronavirus infection in cats by a broad&#8208;spectrum coronavirus protease inhibitor. <em>PLoS Pathog. <\/em><strong>2016,<\/strong> <em>12<\/em>, e1005531.<\/li><li>Kim, Y.; Mandadapu, S.R.; Groutas, W.C.; Chang, K.O. Potent inhibition of feline coronaviruses with peptidyl compounds targeting coronavirus 3C&#8208;like protease. <em>Antiviral Res. <\/em><strong>2013,<\/strong> <em>97<\/em>, 161&ndash;168.<\/li><li>Murphy, B.G.; Perron, M.; Murakami, E.; Bauer, K.; Park, Y.; Eckstrand, C.; Liepnieks, M.; Pedersen, N.C. The nucleoside analog GS&#8208;441524 strongly inhibits feline infectious peritonitis (FIP) virus in tissue culture and experimental cat infection studies. <em>Vet. Microbiol. <\/em><strong>2018<\/strong>, <em>219<\/em>, 226&ndash;233.<\/li><li>Pedersen, N.C.; Kim, Y.; Liu, H.; Galasiti Kankanamalage, A.C.; Eckstrand, C.; Groutas, W.C.; Bannasch, M.; Meadows, J.M.; Chang, K.O. Efficacy of a 3C&#8208;like protease inhibitor in treating various forms of acquired feline infectious peritonitis. <em>J. Feline Med. Surg. <\/em><strong>2018,<\/strong> <em>20<\/em>, 378&ndash;392.<\/li><li>Pedersen, N.C.; Perron, M.; Bannasch, M.; Montgomery, E.; Murakami, E.; Liepnieks, M.; Liu, H. Efficacy and safety of the nucleoside analog GS&#8208;441524 for treatment of cats with naturally occurring feline infectious peritonitis. <em>J. Feline Med. 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Surg. <\/em><strong>2009,<\/strong> <em>11<\/em> (7), 556&ndash;564.<\/li><li>McDonagh, P.; Sheehy, P.A.; Norris, J.M. Identification and characterisation of small molecule inhibitors of feline coronavirus replication. <em>Vet. Microbiol. <\/em><strong>2014,<\/strong> <em>174<\/em>, 438&ndash;447.<\/li><li>Izes, A.M.; Kimble, B.; Norris, J.M.; Govendir, M. In vitro hepatic metabolism of mefloquine using microsomes from cats, dogs and the common brush&#8208;tailed possum (Trichosurus vulpecula). <em>PLoS One <\/em><strong>2020,<\/strong> <em>15<\/em>, e0230975.<\/li><li>Izes, A.M. Comparative studies of in vitro hepatic metabolism of mefloquine by feline microsomes and those of other selected species. PhD Thesis, The University of Sydney, Camperdown, NSW, Australia, November 2019.<\/li><li>Schwartz, D.E.; Weber, W.; Richard&#8208;Lenoble, D.; Gentilini, M., Kinetic studies of mefloquine and of one of its metabolites, Ro 21&#8208;5104, in the dog and in man. <em>Acta. Trop. <\/em><strong>1980,<\/strong> <em>37<\/em>, 238&ndash;242.<\/li><li>Remple, J.D. Intracellular Hematozoa of Raptors: A Review and Update. <em>J. Avian Med. Surg.<\/em><strong>2004,<\/strong> <em>18<\/em>, 75&ndash; 88.<\/li><li>Grilo, M.L.; Vanstreels, R.E.; Wallace, R.; Garcia&#8208;Parraga, D.; Braga, E.M.; Chitty, J.; Catao&#8208;Dias, J.L.; Madeira de Carvalho, L.M. Malaria in penguins &#8208; current perceptions. <em>Avian Pathol. <\/em><strong>2016,<\/strong> <em>45<\/em>, 393&ndash;407.<\/li><li>Hamaguchi, M.; Suzuki, K.; Fujita, H.; Uzuka, T.; Matsuda, H.; Shishido&#8208;Hara, Y.; Arai, S.; Nakamura, T.; Kikuchi, S.; Nakamichi, K.; et al. Successful treatment of non&#8208;HIV progressive multifocal leukoencephalopathy: Case report and literature review. <em>J. Neurol. <\/em><strong>2020,<\/strong> <em>267<\/em>, 731&ndash;738.<\/li><li>Nambirajan, A.; Suri, V.; Kataria, V.; Sharma, M.C.; Goyal, V. Progressive multifocal leukoencephalopathy in a 44&#8208;year old male with idiopathic CD4+ T&#8208;lymphocytopenia treated with mirtazapine and mefloquine. <em>Neurol. India <\/em><strong>2017,<\/strong> <em>65<\/em>, 1061&ndash;1064.<\/li><li>McDonagh, P.; Sheehy, P.A.; Fawcett, A.; Norris, J.M., Antiviral effect of mefloquine on feline calicivirus in vitro. <em>Vet. Microbiol. <\/em><strong>2015,<\/strong> <em>176<\/em>, 370&ndash;377.<\/li><li>Balasubramanian, A.; Teramoto, T.; Kulkarni, A.A.; Bhattacharjee, A.K.; Padmanabhan, R. Antiviral activities of selected antimalarials against dengue virus type 2 and Zika virus. <em>Antiviral Res. <\/em><strong>2017<\/strong>, <em>137<\/em>, 141&ndash; 150.<\/li><li>Fan, H.H.; Wang, L.Q.; Liu, W.L.; An, X.P.; Liu, Z.D.; He, X.Q.; Song, L.H.; Tong, Y.G. Repurposing of clinically approved drugs for treatment of coronavirus disease 2019 in a 2019&#8208;novel coronavirus (2019nCoV) related coronavirus model. <em>Chin. Med. J. (Engl) <\/em><strong>2020<\/strong>, 133 (9), 1051&ndash;1056.<\/li><li>Brickelmaier, M.; Lugovskoy, A.; Kartikeyan, R.; Reviriego&#8208;Mendoza, M.M.; Allaire, N.; Simon, K.; Frisque, R.J.; Gorelik, L. Identification and characterization of mefloquine efficacy against JC virus in vitro. <em>Antimicrob. Agents Chemother. <\/em><strong>2009,<\/strong> <em>53<\/em>, 1840&ndash;1849.<\/li><li>Owen, A.; Janneh, O.; Hartkoorn, R.C.; Chandler, B.; Bray, P.G.; Martin, P.; Ward, S.A.; Hart, C.A.; Khoo, S.H.; Back, D.J. In vitro synergy and enhanced murine brain penetration of saquinavir coadministered with mefloquine. <em>J. Pharmacol. Exp. Ther. <\/em><strong>2005,<\/strong> <em>314<\/em>, 1202&ndash;1209.<\/li><li>Palmer, K.J.; Holliday, S.M.; Brogden, R.N. Mefloquine. 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Selective plasma protein binding of antimalarial drugs to alpha1&#8208;acid glycoprotein. <em>Bioorg. Med. Chem. <\/em><strong>2008,<\/strong> <em>16<\/em>, 3759&ndash;3772.<\/li><li>Stoddart, M.E.; Whicher, J.T.; Harbour, D.A. Cats inoculated with feline infectious peritonitis virus exhibit a biphasic acute phase plasma protein response. <em>Vet. Rec. <\/em><strong>1988,<\/strong> <em>123<\/em>, 622&ndash;624.<\/li><li>Duthie, S.; Eckersall, P.D.; Addie, D.D.; Lawrence, C.E.; Jarrett, O. Value of alpha 1&#8208;acid glycoprotein in the diagnosis of feline infectious peritonitis. <em>Vet. Rec. <\/em><strong>1997,<\/strong> <em>141<\/em>, 299&ndash;303.<\/li><li>Giordano, A.; Spagnolo, V.; Colombo, A.; Paltrinieri, S. Changes in some acute phase protein and immunoglobulin concentrations in cats affected by feline infectious peritonitis or exposed to feline coronavirus infection. <em>Vet. J. <\/em><strong>2004,<\/strong> <em>167<\/em>, 38&ndash;44.<\/li><li>Paltrinieri, S.; Giordano, A.; Tranquillo, V.; Guazzetti, S. Critical assessment of the diagnostic value of feline alpha1&#8208;acid glycoprotein for feline infectious peritonitis using the likelihood ratios approach. <em>J. Vet. Diagn. Invest. <\/em><strong>2007,<\/strong> <em>19<\/em>, 266&ndash;272.<\/li><li>Hall, J.A.; Yerramilli, M.; Obare, E.; Yerramilli, M.; Jewell, D.E. Comparison of serum concentrations of symmetric dimethylarginine and creatinine as kidney function biomarkers in cats with chronic kidney disease. <em>J. Vet. Intern. Med. <\/em><strong>2014,<\/strong> <em>28<\/em>, 1676&ndash;1683.<\/li><li>Nabity, M.B.; Lees, G.E.; Boggess, M.M.; Yerramilli, M.; Obare, E.; Yerramilli, M.; Rakitin, A.; Aguiar, J.; Relford, R. Symmetric dimethylarginine assay validation, stability, and evaluation as a marker for the early detection of chronic kidney disease in dogs. <em>J. Vet. Intern. Med. <\/em><strong>2015,<\/strong> <em>29<\/em>, 1036&ndash;1044.<\/li><li>Yerramilli, M.; Farace, G.; Quinn, J.; Yerramilli, M. Kidney disease and the nexus of chronic kidney disease and acute kidney injury: the role of novel biomarkers as early and accurate diagnostics. <em>Vet. Clin. North. Am. Small Anim. Pract. <\/em><strong>2016,<\/strong> <em>46<\/em>, 961&ndash;993.<\/li><li>Dahlem, D.P.; Neiger, R.; Schweighauser, A.; Francey, T.; Yerramilli, M.; Obare, E.; Steinbach, S.M.L. Plasma symmetric dimethylarginine concentration in dogs with acute kidney injury and chronic kidney disease. <em>J. Vet. Intern. Med. <\/em><strong>2017,<\/strong> <em>31<\/em>, 799&ndash;804.<\/li><li>Braff, J.; Obare, E.; Yerramilli, M.; Elliott, J.; Yerramilli, M. Relationship between serum symmetric dimethylarginine concentration and glomerular filtration rate in cats. <em>J. Vet. Intern. Med. <\/em><strong>2014,<\/strong> <em>28<\/em>, 1699&ndash; 1701.<\/li><li>Wiwanitkit, V. Antimalarial drug and renal toxicity. <em>J. Nephropharmacol. <\/em><strong>2016,<\/strong> <em>5<\/em>, 11&ndash;12.<\/li><li>Namba, S.; Kitamura, R.; Amaha, T.; Befu, M.; Zama, T.; Moriwaki, T.; Kumono, S.; Shichijo, S. Impact of general anesthesia on serum symmetric dimethylarginine concentration in cats, American Association of Feline Practitioners Conference 2018, Charlotte, NC, USA, 27th&ndash;30th September 2018<\/li><\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Jane Yu, Benjamin Kimble, Jacqueline M. Norris and Merran GovendirSydney School of Veterinary Science, Faculty of Science, The University of Sydney, Sydney, NSW 2006, Australia; jane.yu@sydney.edu.au (JY); benjamin.kimble@sydney.edu.au (BK ); jacqui.norris@sydney.edu.au (JN); merran.govendir@sydney.edu.au Original article: Pharmacokinetic Profile of Oral Administration of Mefloquine to Clinically Normal Cats: A Preliminary In\u2010Vivo Study of a Potential Treatment for Feline \u2026 <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.fipwarriors.eu\/en\/liecba-fip-pomocou-meflochinu\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &quot;Pharmacokinetic profile of oral mefloquine in clinically normal cats: A preliminary in vivo study as a potential treatment for feline infectious peritonitis (FIP).&quot;<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":3813,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","footnotes":""},"categories":[193,187,188],"tags":[],"class_list":["post-3812","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-klinicke-studie","category-odborne","category-preverejnost"],"featured_image_urls_v2":{"full":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam.jpg",1920,1036,false],"thumbnail":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-150x150.jpg",150,150,true],"medium":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-300x162.jpg",300,162,true],"medium_large":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-768x414.jpg",525,283,true],"large":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-1024x553.jpg",525,284,true],"1536x1536":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-1536x829.jpg",1536,829,true],"2048x2048":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam.jpg",1920,1036,false],"trp-custom-language-flag":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-16x9.jpg",16,9,true],"twentyseventeen-featured-image":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam.jpg",1920,1036,false],"twentyseventeen-thumbnail-avatar":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-100x100.jpg",100,100,true],"woocommerce_thumbnail":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-250x250.jpg",250,250,true],"woocommerce_single":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-350x189.jpg",350,189,true],"woocommerce_gallery_thumbnail":["https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam-100x100.jpg",100,100,true]},"post_excerpt_stackable_v2":"<p>Jane Yu, Benjamin Kimble, Jacqueline M. Norris a Merran GovendirSydney School of Veterinary Science, Faculty of Science, The University of Sydney, Sydney, NSW 2006, Austr&aacute;lia; jane.yu@sydney.edu.au (J.Y.); benjamin.kimble@sydney.edu.au (B.K. ); jacqui.norris@sydney.edu.au (J.N.); merran.govendir@sydney.edu.auP&ocirc;vodn&yacute; &#269;l&aacute;nok: Pharmacokinetic Profile of Oral Administration of Mefloquine to Clinically Normal Cats: A Preliminary In&#8208;Vivo Study of a Potential Treatment for Feline Infectious Peritonitis (<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemBody&gt;Infek&#269;n&aacute; peritonit&iacute;da ma&#269;iek (angl. Feline infectious peritonitis, zau&#382;&iacute;van&aacute; skratka FIP) je infek&#269;n&eacute; ochorenie ma&#269;iek sp&ocirc;sobuj&uacute;ce smr&#357;. N&aacute;zov je mierne zav&aacute;dzaj&uacute;ci, preto&#382;e nejde o z&aacute;pal pobru&scaron;nice (&#269;i&#382;e peritonea), ale o z&aacute;pal ciev (vaskulit&iacute;da). Klinick&eacute; pr&iacute;znaky FIP sa v&scaron;ak &#269;asto prejavuj&uacute; vo forme z&aacute;palu pobru&scaron;nice. V&iacute;rus FIP nap&aacute;da v&scaron;ak aj pohrudnicu &ndash; z toho d&ocirc;vodu je niekedy choroba ozna&#269;ovan&aacute; tie&#382; ako Infek&#269;n&aacute; ma&#269;acia polyserozit&iacute;da (Feline infectious polyserositis).&lt;\/div&gt;\" href=\"https:\/\/www.fipwarriors.eu\/en\/glossary\/fip\/\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">FIP<\/a>)8.6.2020 Stru&#269;n&yacute; obsah: Pri h&#318;adan&iacute; antiv&iacute;rusov&yacute;ch l&aacute;tok proti ma&#269;ac&iacute;m koronav&iacute;rusom a ma&#269;ac&iacute;m kaliciv&iacute;rusom sa preuk&aacute;zalo, &#382;e mefloch&iacute;n, &#318;udsk&yacute; antimalarick&yacute; liek, zni&#382;uje v&iacute;rusov&uacute; n&aacute;lo&#382; ma&#269;ac&iacute;ch koronav&iacute;rusov a ma&#269;acieho kaliciv&iacute;rusu v infikovan&yacute;ch bunk&aacute;ch. V tejto &scaron;t&uacute;dii sa mefloch&iacute;n pod&aacute;val peror&aacute;lne siedmim klinicky zdrav&yacute;m ma&#269;k&aacute;m dvakr&aacute;t&hellip;<\/p>\n","category_list_v2":"<a href=\"https:\/\/www.fipwarriors.eu\/en\/category\/klinicke-studie\/\" rel=\"category tag\">Klinick\u00e9 \u0161t\u00fadie<\/a>, <a href=\"https:\/\/www.fipwarriors.eu\/en\/category\/odborne\/\" rel=\"category tag\">Odborn\u00e9<\/a>, <a href=\"https:\/\/www.fipwarriors.eu\/en\/category\/preverejnost\/\" rel=\"category tag\">Pre verejnos\u0165<\/a>","author_info_v2":{"name":"LM","url":"https:\/\/www.fipwarriors.eu\/en\/author\/starman\/"},"comments_num_v2":"0 comments","featured_image_src":"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam.jpg","author_info":{"display_name":"L. M.","author_link":"https:\/\/www.fipwarriors.eu\/en\/author\/starman\/"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Farmakokinetick\u00fd profil peror\u00e1lnej aplik\u00e1cie mefloch\u00ednu u klinicky norm\u00e1lnych ma\u010diek: Predbe\u017en\u00e1 in vivo \u0161t\u00fadia potenci\u00e1lnej lie\u010dby ma\u010dacej infek\u010dnej peritonit\u00eddy (FIP). - FIP Warriors CZ\/SK \u00ae<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fipwarriors.eu\/en\/liecba-fip-pomocou-meflochinu\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Farmakokinetick\u00fd profil peror\u00e1lnej aplik\u00e1cie mefloch\u00ednu u klinicky norm\u00e1lnych ma\u010diek: Predbe\u017en\u00e1 in vivo \u0161t\u00fadia potenci\u00e1lnej lie\u010dby ma\u010dacej infek\u010dnej peritonit\u00eddy (FIP). - FIP Warriors CZ\/SK \u00ae\" \/>\n<meta property=\"og:description\" content=\"Jane Yu, Benjamin Kimble, Jacqueline M. Norris a Merran GovendirSydney School of Veterinary Science, Faculty of Science, The University of Sydney, Sydney, NSW 2006, Austr&aacute;lia; jane.yu@sydney.edu.au (J.Y.); benjamin.kimble@sydney.edu.au (B.K. ); jacqui.norris@sydney.edu.au (J.N.); merran.govendir@sydney.edu.auP&ocirc;vodn&yacute; &#269;l&aacute;nok: Pharmacokinetic Profile of Oral Administration of Mefloquine to Clinically Normal Cats: A Preliminary In&#8208;Vivo Study of a Potential Treatment for Feline &hellip; Continue reading &quot;Farmakokinetick&yacute; profil peror&aacute;lnej aplik&aacute;cie mefloch&iacute;nu u klinicky norm&aacute;lnych ma&#269;iek: Predbe&#382;n&aacute; in vivo &scaron;t&uacute;dia potenci&aacute;lnej lie&#269;by ma&#269;acej infek&#269;nej peritonit&iacute;dy (FIP).&quot;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fipwarriors.eu\/en\/liecba-fip-pomocou-meflochinu\/\" \/>\n<meta property=\"og:site_name\" content=\"FIP Warriors CZ\/SK \u00ae\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/groups\/fipczsk\" \/>\n<meta property=\"article:published_time\" content=\"2021-01-04T21:34:41+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-03-29T07:50:20+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.fipwarriors.eu\/wp-content\/uploads\/2021\/01\/lariam.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1036\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"L. 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