Obstetrics & gynaecology

New evidence supports the presence of microbes in the placenta

Researchers at Baylor College of Medicine previously found evidence that the placenta harbors a sparse but still present community of microorganisms, which they and other researchers speculate may contribute to key functions ...

Obstetrics & gynaecology

Earth's population could shrink in a few decades

"As women become better educated and gain access to birth control, they don't want to have as many children," says Professor Chris Murray, head of the Institute for Health Metrics and Evaluation (IMHE) in the United States.

Medical research

Cell-cell signals in developing heart

During late stages of heart development, interactions between the endocardium (the inner layer of cells) and the myocardium (the heart muscle) are known to be crucial. Signaling between these two cell layers during the earliest ...

Obstetrics & gynaecology

Study develops updated national birth weight reference

A new paper provides an updated national birth weight reference for the United States using the most recent, nationally representative birth data. The study, "A 2017 US reference for singleton birth weight percentiles using ...

Genetics

Fetal genome involved in triggering premature birth

Mutations in the gene that codes for SLIT2, a protein expressed in fetal cells in placentas and involved in directing the growth of the fetal nervous system, may contribute to premature births, possibly by activating the ...

Genetics

Why do women live longer than men?

In Australia, an average baby boy born in 2016 could expect to live to 80, while a baby girl born at the same time could expect to live until closer to 85. A similar gap in life expectancy between men and women is seen around ...

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Birth

Birth (calving in livestock and some other animals, whelping in carnivorous mammals) is the act or process of bearing or bringing forth offspring. The offspring is brought forth from the mother. The time of human birth is defined as the time at which the fetus comes out of the mother's womb into the world. Different forms of birth are oviparity, vivipary and ovovivipary.

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