khoom

Cov lus piav qhia luv luv:

Cov khoom siv no yog raws li kev sib tw tsis ncaj immunoogyogyog cov tshuaj tua kab mob antigen antibrling coltured ntawm kab kev hloov pauv ntawm kab ntawv xeem. Cov xim ntawm kab t yog qhov tob dua li lossis zoo sib xws rau kab c, qhia txog pendimethalthalin hauv cov qauv yog tsawg dua li Lod ntawm cov khoom siv. Cov xim ntawm kab t yog qhov tsis muaj zog dua li kab c lossis kab t tsis muaj xim, qhia pendimethalin nyob rau hauv cov qauv yog siab tshaj li Lod ntawm cov khoom siv. Txawm hais tias pendimethalin nyob tsis dhau los yog tsis, kab c yuav ib txwm muaj xim los qhia qhov kev xeem yog siv tau.