kantserogenez i znachenie kletochnix onkogenov

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clean aesthetic company profile kantserogenez i znachenie kletochnix onkogenov. by daminova gulnoza plan: 1. znachenie kletochnix onkogenov dlya diagnostiki i terapii 2. kantserogenez: obshie printsipi 3. kletochnie onkogeni i ix rol v razvitii raka 1. rol kletochnix onkogenov v razvitii raka aktivatsiya onkogenov mojet proisxodit iz-za tochechnix mutatsiy, amplifikatsiy genov ili xromosomnix translokatsiy, privodya k sintezu anomalnix belkov. bolee 100 onkogenov identifitsirovani, i ix vzaimodeystvie v slojnix signalnix putyax opredelyaet tip i agressivnost razvitiya opuxoli. 2. molekulyarnie mexanizmi aktivatsii onkogenov tochkovie mutatsii v protoonkogenax, takie kak zamena odnogo nukleotida, mogut izmenyat strukturu belka, povishaya ego aktivnost ili sozdavaya konstitutivno aktivnuyu formu, initsiiruya neogranichenniy rost kletok. xromosomnie translokatsii, naprimer, t(9;22) privodyashaya k obrazovaniyu filadelfiyskoy xromosomi i formirovaniyu onkogena bcr-abl, rezultate chego voznikaet patologicheski aktivniy belok, vizivayushiy leykemiyu. 3. kantserogenez: osnovnie mexanizmi kantserogenez chasto vklyuchaet v sebya 6 ili bolee somaticheskix mutatsiy v genax-supressorax opuxoley i onkogenax, privodyashix k nekontroliruemomu rostu kletok. …
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clean aesthetic company profile kantserogenez i znachenie kletochnix onkogenov. by daminova gulnoza plan: 1. znachenie kletochnix onkogenov dlya diagnostiki i terapii 2. kantserogenez: obshie printsipi 3. kletochnie onkogeni i ix rol v razvitii raka 1. rol kletochnix onkogenov v razvitii raka aktivatsiya onkogenov mojet proisxodit iz-za tochechnix mutatsiy, amplifikatsiy genov ili xromosomnix translokatsiy, privodya k sintezu anomalnix belkov. bolee 100 onkogenov identifitsirovani, i ix vzaimodeystvie v slojnix signalnix putyax opredelyaet tip i agressivnost razvitiya opuxoli. 2. molekulyarnie mexanizmi aktivatsii onkogenov tochkovie mutatsii v protoonkogenax, takie kak zamena odnogo nukleotida, mogut izmenyat strukturu belka, povishaya ego aktivnost ili sozdavaya konstitutivno aktivnuyu f...

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