下列有关CTL杀伤靶细胞的机制不正确的是()
A.释放穿孔素
B.释放颗粒酶
C.释放LTα
D.ADCC效应
E.Fas/Fas1途径
参考答案:D
While he was at college,he took part in political activities,and was thrown into prison.
A.the;/
B./;the
C./;/
D.the;the
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