A.IgA
B.IgD
C.IgE
D.IgG
E.IgM
[单选题]抗原刺激后最先出现的免疫球蛋白是A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]抗原刺激后最先出现的免疫球蛋白是A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]抗原刺激后最先出现的免疫球蛋白是( )。A.IgAB.IgDC.IgED.IgGE.IgM
[单选题]抗原刺激后最先出现( )。A.IgMB.IgGC.SIgAD.IgDE.IgE
[单选题]抗原刺激后最先出现( )。A.IgMB.IgGC.SIgAD.IgDE.IgE
[单选题]抗原刺激后最先出现( )。A.IgMB.IgGC.SIgAD.IgDE.IgE