![Lub luag haujlwm ntawm oncogenes yog dab tsi? Lub luag haujlwm ntawm oncogenes yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14036599-what-is-the-function-of-oncogenes-j.webp)
Video: Lub luag haujlwm ntawm oncogenes yog dab tsi?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Ib oncogene yog ib hom noob uas muaj peev xwm ua rau mob qog noj ntshav. Hauv cov qog nqaij hlav, cov noob no feem ntau hloov pauv, lossis qhia tawm hauv qib siab. Yog tias cov noob ib txwm txhawb nqa kev loj hlob ntawm tes, los ntawm kev hloov pauv, tau hloov kho (nce-ntawm- muaj nuj nqi hloov pauv), lawv yuav ua rau lub cell mob qog noj ntshav thiab yog li ntawd lub npe oncogenes.
Ua raws li qhov no hauv kev xav, dab tsi ua haujlwm ntawm proto oncogenes?
Proto - oncogene cov : Ib txwm noob uas, thaum hloov los ntawm kev hloov pauv, dhau los ua ib qho oncogene cov uas tuaj yeem ua rau mob qog noj ntshav. Proto - oncogenes tej zaum yuav muaj ntau yam sib txawv kev ua haujlwm hauv cell. Ib txhia ua proto - oncogenes muab cov cim qhia uas ua rau kev faib cell. Lwm yam raws - cov oncogenes tswj programmed cell tuag (apoptosis).
Tsis tas li, ua li cas oncogenes cuam tshuam rau lub voj voog ntawm tes? Proto- Kev cov oncogenes zoo tswj lub cell voj voog . Mutations yuav ua rau proto- oncogenes rau ua oncogenes , cuam tshuam li qub cell faib thiab ua rau mob qog noj ntshav rau daim ntawv. Qee qhov kev hloov pauv tiv thaiv ntawm tes los ntawm kev yug me nyuam, uas ua rau cov kev hloov pauv tsis dhau mus.
Ib qho ntxiv, vim li cas peb thiaj muaj oncogenes?
Lawv yog cov noob qub uas ua tau ua ib oncogene vim muaj kev hloov pauv lossis nthuav qhia ntxiv. Proto- Kev cov oncogenes cov cai rau cov protein uas pab tswj kev loj hlob ntawm tes thiab kev sib txawv. Proto- Kev oncogenes feem ntau koom nrog hauv kev xa cov teeb liab thiab ua tiav ntawm cov cim mitogenic, feem ntau yog los ntawm lawv cov khoom lag luam protein.
Yuav ua li cas thaum ib tug oncogene mutates?
Proto- cov oncogenes yog cov noob uas ib txwm pab cov cell loj hlob. Thaum ib tug proto- oncogene mutates (hloov pauv) lossis muaj ntau daim ntawv theej ntawm nws, nws dhau los ua "cov neeg phem" uas tuaj yeem dhau los ua haujlwm tas mus li lossis qhib thaum nws tsis xav tau. Thaum no tshwm sim , lub cell loj hlob tsis tuaj yeem tswj tau, uas tuaj yeem ua rau mob qog noj ntshav.
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