问题
单项选择题 B1型题
二步ABC法（）。
A.抗体亲和素-生物素-过氧化物酶复合物的一步法
B.把生物素耦联到特异性第一抗体上，将生物素化抗体直接和ABC复合物结合
C.先用PAP法，后用LAB法
D.先用PAP法，然后用ABC法
E.HRP-多聚化合物-特异性抗体复合物一步法
答案
参考答案：B
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二步ABC法（）。
A.抗体亲和素-生物素-过氧化物酶复合物的一步法
B.把生物素耦联到特异性第一抗体上，将生物素化抗体直接和ABC复合物结合
C.先用PAP法，后用LAB法
D.先用PAP法，然后用ABC法
E.HRP-多聚化合物-特异性抗体复合物一步法
参考答案：B
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