Corpus ID: 75630137

Hepatitis B surface antigen in the serum after delivery from asymptomatic carrier of infants mothers

@inproceedings{Okad1975HepatitisBS,
  title={Hepatitis B surface antigen in the serum after delivery from asymptomatic carrier of infants mothers},
  author={K. Okad{\^a} and Tetsuo Yamada and Y. Miyakawa},
  year={1975}
}
A survey ofsera of 5,993 pregnant women for hepatitis B surface antigen in Tokyo revealed 139 asymptomatic carriers (2.3%), essentially the same as that of a control population of comparable age group (2.2%). None of 59 specimens of cord bloo d of their newborn infants was positive for HBsAg according to an immune adherence hemagglutination assay. In 11 mother-child pairs in whom follow-up was possible for more than seven months, HBsAg was detected in the sera of eight infants within the first… Expand
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