常見例句雙語例句The MHC restriction of T cell is determined in positive selection.胸腺細(xì)胞的發(fā)育要經(jīng)歷陽性選擇和陰性選擇。The MHC restriction of T cell is determined in positive selection. The tolerance of T cells to autoantigen is acquired during negative selection.陽性選擇決定了成熟T細(xì)胞的MHC限制性,陰性選擇使機(jī)體獲得自身免疫耐受。 返回 t cell positive selection