A.IgA
B.IgD
C.IgE
D.IgG
E.IgM
[单选题]病原体感染后,机体内出现最早的抗体是A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]伤寒沙门菌O抗原刺激机体产生的抗体是A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]在传染病早期出现的抗体是A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]介导Ⅰ型超敏反应的抗体是A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]传染病早期出现的具有较强功能的抗体是A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]病原体感染后,血清中出现最早的特异性抗体是( )。A.IgAB.IgMC.IgCD.IgEE.IgD
[单选题]初乳中的Ig主要是A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]病原体感染后,血清中出现最早的特异性抗体是A.IgAB.IgMC.IgGD.IgEE.IgD
[单选题]介导Ⅰ型过敏反应的Ig是A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]类风湿因子的主要成分是A.IgAB.IgDC.IgED.IgGE.IgM