Methods: Enzyme linked immunosorbant assay(ELISA) was used to screen for serum TOX IgM,CMV IgM,CT IgM,UU IgM in 2000 pregnant women and mewborns of infected mothers.

• 方法 :采集 2 0 0 0例孕妇的静脉血及其孕妇TOX IgM、CMV IgM、CT IgM、UU IgM抗体阳性者的围产儿脐血 ,用ELISA法检测血清中抗TOX IgM、CMV IgM、CT IgM、UU IgM抗体。