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Research shows that human immunity develops much earlier than previously thought, but functions differently in adults.

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Study of 81 six-week-olds who were born by C-section or vaginal delivery didn’t show differences in the structure or function of their microbiota, despite contrary results from other studies on babies. 

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Scientists estimate the risk to fetuses exposed to the virus in utero.

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image: Zika Update

Zika Update

By | August 24, 2016

More locally acquired cases in Florida; fetal brain damage investigated

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image: Q&A: Placental Ponderings

Q&A: Placental Ponderings

By | August 27, 2015

Biologist Christopher Coe answers readers’ questions about the prescient organ.

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image: The Prescient Placenta

The Prescient Placenta

By | August 1, 2015

The maternal-fetal interface plays important roles in the health of both mother and baby, even after birth.

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image: Monitoring the Development of Adaptive Immunity

Monitoring the Development of Adaptive Immunity

By | February 25, 2015

Sequencing cells from human fetal blood samples, researchers track the development of the adaptive immune system throughout gestation.   

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image: Speaking of Science

Speaking of Science

By | August 1, 2013

August 2013's selection of notable quotes

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image: New DNA-based Prenatal Test

New DNA-based Prenatal Test

By | March 1, 2013

Another company has launched a non-invasive DNA screen for genetic disorders in unborn babies, adding to the competition in an emerging market.

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image: Top Genomes of 2012

Top Genomes of 2012

By | December 20, 2012

What researchers learned as they dug through some of the most interesting genomes sequenced this year

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