![Qhov txawv ntawm pluripotent thiab Unipotent yog dab tsi? Qhov txawv ntawm pluripotent thiab Unipotent yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14137515-what-is-the-difference-between-pluripotent-and-unipotent-j.webp)
Video: Qhov txawv ntawm pluripotent thiab Unipotent yog dab tsi?
![Video: Qhov txawv ntawm pluripotent thiab Unipotent yog dab tsi? Video: Qhov txawv ntawm pluripotent thiab Unipotent yog dab tsi?](https://i.ytimg.com/vi/_9-40PVJzO0/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Pluripotent qia hlwb tuaj yeem ua rau txhua hom cell uas tsim los rau tib neeg lub cev, tab sis tsis muaj ntau yam zoo li totipotent cells. Embryonic qia hlwb (ESCs) yog ib qho piv txwv ntawm pluripotent qia hlwb, ib yam li "lab ua" qia cell hu ua induced pluripotent qia cell (iPS cell).
Hais txog qhov no, qhov sib txawv ntawm totipotent pluripotent thiab Unipotent cells yog dab tsi?
Cov qhov sib txawv ntawm totipotent thiab pluripotent cell tsuas yog qhov ntawd totipotent hlwb tuaj yeem ua rau cov placenta thiab lub embryo. Raws li lub embryo loj hlob cov no pluripotent cell txhim kho mus rau hauv tshwj xeeb, multipotent qia hlwb.
Ib sab saum toj no, qhov sib txawv ntawm induced pluripotent stem cells thiab embryonic yog dab tsi? Txawm li cas los xij, qhov txawv ntawm cellular keeb kwm tuaj yeem ua rau qhov tseem ceeb qhov sib txawv ntawm ob qho no pluripotent qia cell hom. ESCs yog muab los ntawm sab hauv ntawm tes loj ntawm blastocyst-theem embryo ua ntej soma thiab kab mob ntawm tes kab ke sib cais. iPSCs, txawm li cas los xij, yog muab los ntawm somatic hlwb.
Ua ke, lub ntsiab lus ntawm pluripotent qia hlwb yog dab tsi?
Tib neeg pluripotent qia Cell: Ib qho ntawm " hlwb uas yog kev rov ua tus kheej, tau muab los ntawm tib neeg lub cev los yog tib neeg lub cev nqaij daim tawv, thiab paub tias tsim los rau hauv hlwb thiab cov ntaub so ntswg ntawm peb cov kab mob tseem ceeb. "Tus kheej-replicating" txhais tau tias lub cell tuaj yeem faib thiab tsim hlwb indistinguishable los ntawm nws.
Qhov twg yog ib qho piv txwv ntawm ib tug totipotent cell?
Spores thiab zygotes yog piv txwv ntawm totipotent hlwb . Tib neeg txoj kev loj hlob pib thaum cov phev fertilizes ib lub qe thiab lub resulting qe fertilized tsim ib zaug xwb. totipotent ntawm tes , ib zygot.
Pom zoo:
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Qhov ntim cia tseg (ERV) yog cov pa ntxiv uas tuaj yeem nqus tau tom qab ua pa ib txwm. Nws yog qhov nyiaj khaws cia uas tuaj yeem nqus tau dhau qhov uas ib txwm muaj. Hloov pauv, qhov ua rau lub zog cia siab (IRV) yog qhov ntxiv ntawm huab cua uas tuaj yeem nqus tau tom qab nqus tau ib txwm
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Dab tsi yog qhov sib txawv thiab qhov zoo sib xws ntawm 'crude' kov thiab 'nplua' kov qhov hnov? Nyuaj kov yog hais txog kev nkag siab los ntawm kev txhawb nqa ntawm cov neeg txais khoom ntawm qhov tsis nkag siab nrog cov teb loj. Hauv kev sib piv, kev kov zoo yog hais txog cov neeg txais khoom ntawm kev nkag siab siab nrog cov chaw txais me me
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Ob qho tib si du thiab ntxhib endoplasmic reticulum pab hauv kev tsim thiab khaws cov proteins Qhov sib txawv tseem ceeb yog tias ib qho muaj ribosomes rau nws thiab lwm yam tsis. Rough ER zoo li cov nplooj ntawv. RER sib sau ua (ua) thiab ntim cov protein. RER tau txuas nrog lub nuclear membrane
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Qhov pib tsis txaus yog qhov tsawg kawg ntawm kev txhawb siab xav tau rau ib tus neeg kom pom qhov kev txhawb siab 50 feem pua ntawm lub sijhawm. Qhov sib txawv ntawm qhov sib txawv yog qhov sib txawv me tshaj hauv kev txhawb nqa uas tuaj yeem kuaj pom 50 feem pua ntawm lub sijhawm