GBS Type Ⅲ Specific IgG Antibody Level in Prenatal Mother and Neonatal Cord Serums / 中华围产医学杂志

ABSTRACT

Objective To explore the reason of low incidence of neonatal GBS infection in China. Methods The serum level of GBS type III specific antibody in 102 randomly selected prenatal mother and their neonatal cord blood were measured using ELISA method. Sixty-two neonates less than 7 days old and 32 children between 2 months and 13 years old served as control. Results The average level of GBS type III specific antibody in the mother was 21.59 mg/L, and that in the paired cord serum was 17.90 mg/L, which was correlate with their mother(r=0.83,P