ýêñïåðèìåíòàëüíûõ óñëîâèÿõ èññëåäîâàíà âîçìîaeíîñòü êîððåêöèè ñâîáîäíîðà-äèêàëüíîãî îêèñëåíèÿ ëèïèäîâ ìåìáðàí îðãàíèçìà êðûñ ââåäåíèåì öèòîôëàâèíà. Óñòàíîâëåíî, ÷òî åaeåäíåâíîå õîëîäîâîå âîçäåéñòâèå â òå÷åíèå 3 ÷ ñïîñîáñòâóåò ïîâû-øåíèþ ñîäåðaeàíèÿ ãèäðîïåðåêèñåé ëèïèäîâ, äèåíîâûõ êîíúþãàòîâ, ìàëîíîâîãî äèà-ëüäåãèäà íà ôîíå ñíèaeåíèÿ àêòèâíîñòè îñíîâíûõ êîìïîíåíòîâ àíòèîêñèäàíòíîé ñèñ-òåìû â êðîâè ýêñïåðèìåíòàëüíûõ aeèâîòíûõ. Ââåäåíèå êðûñàì öèòîôëàâèíà â äîçå 100 ìã/êã âíóòðèáðþøèííî åaeåäíåâíî â òå÷åíèå 21 äíÿ íåïîñðåäñòâåííî ïåðåä îõ-ëàaeäåíèåì â óñëîâèÿõ õðîíè÷åñêîé õîëîäîâîé íàãðóçêè ñïîñîáñòâóåò äîñòîâåðíîìó ñíèaeåíèþ â ïëàçìå êðîâè êîíöåíòðàöèè ãèäðîïåðåêèñåé ëèïèäîâ íà 13 -21 %, äèåíî-âûõ êîíúþãàòîâ -íà 24 -25 %, ìàëîíîâîãî äèàëüäåãèäà -íà 20 -33 % ïî ñðàâíå-íèþ ñ ïîêàçàòåëÿìè êîíòðîëüíîé ãðóïïû (ð < 0,05). Ïðè àíàëèçå âëèÿíèÿ öèòîôëàâèíà íà àêòèâíîñòü êîìïîíåíòîâ àíòèîêñèäàíòíîé ñèñòåìû áûëî óñòàíîâëåíî, ÷òî ñîäåð-aeàíèå öåðóëîïëàçìèíà è âèòàìèíà Å â êðîâè aeèâîòíûõ áûëî äîñòîâåðíî âûøå àíàëî-ãè÷íîãî ïîêàçàòåëÿ ó êðûñ êîíòðîëüíîé ãðóïïû íà 10 -33 % (ð < 0,05). Òàêèì îáðà-çîì, èñïîëüçîâàíèå öèòîôëàâèíà â óñëîâèÿõ äëèòåëüíîãî âîçäåéñòâèÿ õîëîäà íà îðãà-íèçì ýêñïåðèìåíòàëüíûõ aeèâîòíûõ ïðèâîäèò ê ñòàáèëèçàöèè ïðîöåññîâ ïåðîêñèäà-öèè íà ôîíå ïîâûøåíèÿ àêòèâíîñòè îñíîâíûõ êîìïîíåíòîâ àíòèîêñèäàíòíîé ñèñòåìû â êðîâè.Êëþ÷åâûå ñëîâà: öèòîôëàâèí; õîëîäîâîé ñòðåññ; ïåðåêèñíîå îêèñëåíèå ëèïèäîâ áèîëîãè÷åñêèõ ìåìáðàí; ïðîäóêòû ïåðîêñèäàöèè; ãèäðîïåðåêèñè ëèïèäîâ; äèåíîâûå êîíúþãàòû; ìàëîíîâûé äèàëüäåãèä; àíòèîêñèäàíòíàÿ ñèñòåìà; êðûñû. ÂÂÅÄÅÍÈÅÕîëîäîâîé ñòðåññ, ïðèâîäÿùèé ê ðàçâèòèþ ðàçëè÷-íûõ äèçðåãóëÿöèîííûõ ïðîöåññîâ, ñîçäàåò áëàãîïðè-ÿòíûå óñëîâèÿ äëÿ ðàäèêàëîîáðàçîâàíèÿ è ñïîñîáñòâó-åò èñòîùåíèþ ìîùíîñòè àíòèîêñèäàíòíîé ñèñòåìû â òåïëîêðîâíîì îðãàíèçìå [7,13]. Ïðè àäàïòàöèè îðãà-íèçìà ê õîëîäó íàáëþäàåòñÿ äèñïðîïîðöèÿ â ãîðìî-íàëüíîì è ýíåðãåòè÷åñêîì ñòàòóñå àíàáîëè÷åñêèõ ïðî-öåññîâ, âîçíèêàåò äåôèöèò áèîýíåðãåòè÷åñêèõ ðåñóð-ñîâ è ãèïîêñèÿ òêàíåé [3], â îñíîâå êîòîðîé ëåaeèò íå-ñîîòâåòñòâèå ìåaeäó ïîòðåáíîñòüþ òêàíåé â êèñëîðîäå è åãî äîñòàâêîé, ñâÿçàííîå, ïðåaeäå âñåãî, ñ íàðóøåíè-åì îêèñëåíèÿ ñóáñòðàòîâ â ðåçóëüòàòå çàòðóäíåíèÿ òðàíñïîðòà ýëåêòðîíîâ â äûõàòåëüíîé öåïè ìèòîõîíä-ðèé. Íàðóøåíèå ìèòîõîíäðèàëüíîãî îêèñëåíèÿ ïðèâî-äèò ê óãíåòåíèþ ñîïðÿaeåííîãî ñ íèì ôîñôîðèëèðîâà-íèÿ è, ñëåäîâàòåëüíî, âûçûâàåò ïðîãðåññèðóþùèé ýíåðãîäåôèöèò è àêòèâàöèþ íà åãî ôîíå ôîñôîëèïî-ëèçà è ïåðåêèñíîãî îêèñëåíèÿ ëèïèäîâ. Ïåðåêèñíîå ïîâðåaeäåíèå ìåìáðàí ëèçîñîì ïðèâîäèò ê ïîâðåaeäå-íèþ âíóòðèêëåòî÷íûõ ñòðóêòóð ëèçîñîìàëüíûìè ôåð-ìåíòàìè ñ âûõîäîì àóòîëèòè÷åñêèõ ýíçèìîâ â ìåaeêëåòî÷íîå ïðîñòðàíñòâî [8,10]. Ñëîaeíûé ìåõà-íèçì ðàçâèòèÿ ãèïîêñèè â îðãàíèçìå, ìíîãîêîìïî-íåíòíàÿ ñèñòåìà áèîõèìè÷åñêèõ è ìåòàáîëè÷åñêèõ ïðîöåññîâ, âîçíèêàþùèõ ïðè ðàçëè÷íîé ïàòîëîãèè, îáúÿñíÿåò òðóäíîñòè â âûáîðå ïðåïàðàòîâ äëÿ êîððåê-öèè íàðóøåíèé ôóíêöèé äûõàòåëüíîé öåïè è äðóãèõ ìåòàáîëè÷åñêèõ ïðîöåññîâ, ïîñòàâëÿþùèõ ýíåðãåòè-÷åñêèå ñóáñòðàòû. Ïåðñïåêòèâíûì ñ ýòèõ ïîçèöèé ïðåäñòàâëÿåòñÿ èñïîëüçîâàíèå ïðåïàðàòîâ, ñîäåðaeà-ùèõ ÿíòàðíóþ êèñëîòó, ÿâëÿ...
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