Prognosis
Vaccinated Pregnant Women Pass Protection to Babies in Study
- Out of 36 newborns tested, 100% had protective antibodies
- Researchers are looking at results in a larger sample size
This article is for subscribers only.
Pregnant women who get mRNA vaccines pass high levels of antibodies to their babies, according to a study published in American Journal of Obstetrics & Gynecology – Maternal Fetal Medicine on Wednesday.
The study -- one of the first to measure antibody levels in umbilical cord blood to distinguish whether immunity is from infection or vaccines -- found that 36 newborns tested at birth all had antibodies to protect against Covid-19 after their mothers were vaccinated with shots from Pfizer Inc.-BioNTech SE or Moderna Inc.