單項(xiàng)選擇題具有過敏毒素作用的補(bǔ)體的生物活性片段是()

A.C2a,C5a
B.C2a,C3b
C.C3a,C5a
D.C4b,C2a
E.C4a,C2a


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1.單項(xiàng)選擇題具有趨化作用的補(bǔ)體成分是()

A.C2b,CAa
B.C5b67,C5a,C3a
C.C3a,C4b
D.C2A.C5a
E.C3b

2.單項(xiàng)選擇題補(bǔ)體替代激活途徑中C5轉(zhuǎn)化酶是()

A.C3bnBbP
B.C3P
C.C3bBbP
D.C4b2b3b
E.C3bBb

3.單項(xiàng)選擇題補(bǔ)體的經(jīng)典激活途徑中C3轉(zhuǎn)換酶為()

A.C14
B.C24
C.C143
D.C3bBb
E.C4b2b

5.單項(xiàng)選擇題補(bǔ)體片段中,具有激肽樣作用的是()

A.C2a,C4a
B.CAb,C3b
C.C5b
D.C2a,Clq
E.C3a,C5a