Objective This study aimed to conduct a systematic review of the current literature to
determine estimates of vertical transmission of coronavirus disease 2019 based on early …

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), a novel coronavirus,
was first identified after a cluster of cases in Wuhan, China in December 2019. Whether …

Background Pregnant and lactating women were excluded from initial coronavirus disease
2019 vaccine trials; thus, data to guide vaccine decision making are lacking. Objective This …

SARS-CoV-2 infection causes more severe disease in pregnant women compared to age-
matched non-pregnant women. Whether maternal infection causes changes in the transfer …

Successful pregnancy requires carefully-coordinated communications between the mother
and fetus. Immune cells and cytokine signaling pathways participate as mediators of these …

There is a persistent bias toward higher prevalence and increased severity of coronavirus
disease 2019 (COVID-19) in males. Underlying mechanisms accounting for this sex …

Neonates are born with an immature immune system and rely on the transfer of immunity
from their mothers. Maternal antibodies are transferred via the placenta and breast milk …

The COVID-19 pandemic resulting from the emergence of the coronavirus SARS-CoV-2
remains a major global health concern. Pregnant individuals are more likely to develop …

Objective To summarize current understanding of the effects of novel and prior
coronaviruses on human reproduction, specifically male and female gametes, and in …

Maternal vaccination is an effective means of protecting pregnant women, their fetuses, and
infants from vaccine-preventable infections. Despite the availability of sufficient safety data to …