Video: Rh antigens nyob qhov twg?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Ob lub noob, RHD thiab RHCE, encode lub Rh antigens.
Cov Rh noob yog 97% zoo ib yam, thiab lawv yog nyob Ib sab ntawm ib leeg ntawm chromosome 1. Qhov D/d polymorphism feem ntau tshwm sim los ntawm kev tshem tawm tag nrho RHD noob.
Xav txog qhov no, dab tsi yog Rh antigens?
Nws yog qhov tseem ceeb tshaj plaws thib ob ntawm cov ntshav system, tom qab ABO cov pab pawg ntshav. Cov Rh pawg ntshav muaj 49 pawg ntshav txhais antigens , ntawm cov tsib antigens D, C, C, E, thiab e yog qhov tseem ceeb tshaj plaws. Cov ntsiab lus Rh yam, Rh positive, thiab Rh tsis zoo xa mus rau Rh (D) antigen xwb.
Ib qho ntxiv, qhov twg ntawm Rh antigens feem ntau kis tau? Ntawm Rh antigens , e yog feem ntau ntau antigen (98.4%), ua raws li D-94.1%, C-88%, c-54.9% thiab E-18.8% nrog DCe / DCe (R1R1) (43.4%) yog cov feem ntau common phenotype thiab tsawg kawg Feem ntau phenotype yog r'r' (0.1%).
Yooj yim heev, qhov Rh factor los qhov twg los?
Rhesus ( Rh ) yam yog cov protein uas tau txais los ntawm cov qe ntshav liab saum npoo av. Yog tias koj cov ntshav muaj cov protein, koj yog Rh zoo. Yog tias koj cov ntshav tsis muaj cov protein, koj nyob Rh tsis zoo Rh qhov zoo yog hom ntshav ntau tshaj.
Puas yog Rh factor tib yam li pab pawg ntshav?
Rh pawg ntshav system, kev faib tawm pawg ntshav raws li muaj los yog tsis muaj Rh antigen, feem ntau hu ua Rh tau , ntawm lub cell membranes ntawm liab ntshav cell (erythrocytes).
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