单项选择题
A.G1B.SC.G2D.M
A.EdUB.Annexin VC.PID.MDC
A.人TNF-αB.鼠抗人TNF-α单克隆抗体C.HRP标记的鼠抗TNF-α的单克隆抗体D.HRP标记的抗鼠IgG二抗E.羊抗鼠IgG二抗