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Illustration showing immunology during pregnancy
Infographic: How Immunology Can Influence Pregnancy Outcomes
Pregnancy-induced changes in the immune system are key to a successful birth. Understanding those changes could allow researchers to protect both mother and child.
Infographic: How Immunology Can Influence Pregnancy Outcomes
Infographic: How Immunology Can Influence Pregnancy Outcomes

Pregnancy-induced changes in the immune system are key to a successful birth. Understanding those changes could allow researchers to protect both mother and child.

Pregnancy-induced changes in the immune system are key to a successful birth. Understanding those changes could allow researchers to protect both mother and child.

fetal development
Illustration of pregnancy and the immune system
Modulating Immunity to Improve Pregnancy Outcomes
Tobias R. Kollmann, Arnaud Marchant, and Sing Sing Way | Nov 14, 2022 | 10+ min read
Aberrant immune activation, the main cause of prematurity and stillbirths, could be preventable through interventions such as maternal vaccination. 
An excited-looking toddler crawls towards toys while her mother watches on.
Doctors Treat a Rare Genetic Condition Before Patient Is Born
Dan Robitzski | Nov 10, 2022 | 2 min read
Thanks to continued weekly medications, a 16-month-old girl shows no symptoms of a severe genetic disease that typically kills children before they turn two.
Three white mice
High-Fat Diet in Mice Affects Social Behavior Across Generations
Sophie Fessl, PhD | Oct 27, 2022 | 4 min read
Pups born to mice whose mothers had been fed a high-fat diet showed social deficits, a study shows. 
Four pregnant women sitting in chairs
Epigenetic Changes to Placenta Correlate with Maternal Depression
Chloe Tenn | Feb 1, 2022 | 2 min read
An epigenome-wide association study found more than a dozen methylation changes in placental DNA that correlated with expectant mothers’ self-reports of depression and stress during their pregnancy.
Study Looks for Effects of Fetal Exposure to Air Pollution
Jef Akst | Aug 1, 2021 | 5 min read
By measuring various pollutants in the immediate vicinity of pregnant women and tracking brain development of their children, researchers in Barcelona aim to untangle any influence the former has on the latter.
Researchers Head to the Hills to Study Pregnancy
Amanda Heidt | Aug 1, 2021 | 5 min read
High altitude is a natural laboratory for investigating pregnancy complications, such as preeclampsia and gestational hypertension, that restrict a fetus’s oxygen supply.
Pregnant COVID-19 Patients
The Scientist Staff | Jan 11, 2021 | 1 min read
See a news report on a study of expectant mothers with SARS-CoV-2 infections.
Human Fetuses Can Contract SARS-CoV-2, but It’s Rare
Ashley Yeager | Jan 1, 2021 | 10+ min read
Compared with Zika and cytomegalovirus, the virus that causes COVID-19 appears to have a harder time penetrating the placenta and moving to a woman’s unborn baby.
Infographic: How SARS-CoV-2 Might Travel from Mom to Fetus
Ashley Yeager | Jan 1, 2021 | 1 min read
The virus rarely spreads from mother to child before birth, but it can—and researchers are starting to investigate the path it takes.
New Discoveries in Human Anatomy
Diana Kwon | Feb 18, 2020 | 4 min read
Using advanced microscopy and imaging techniques, scientists have revealed new parts of the human body and overturned previous misconceptions.
Infographic: The Modern Human Body
Diana Kwon | Feb 18, 2020 | 1 min read
The last few years have yielded new insights into human anatomy. Explore this interactive graphic to learn about some of these discoveries.  
Infographic: How Exposure to Cannabis in Utero Affects Development
Andrew Scheyer | Jan 1, 2019 | 2 min read
Rodent and human studies have revealed a multitude of effects starting during gestation and lasting into adulthood.
In Utero Transplant in First Clinical Trial Successful
Jim Daley | May 30, 2018 | 2 min read
Doctors treated the fetus, who has alpha thalassemia major, with cells from her mother’s bone marrow.
Maternal Response to Zika Damages Mouse Fetuses
Catherine Offord | Jan 5, 2018 | 2 min read
Signaling pathways triggered by the mother’s immune system may cause complications during fetal development.
Image of the Day: Heart Shapes
The Scientist Staff | Sep 29, 2017 | 1 min read
High-resolution MRI reveals that human fetal hearts rapidly develop their major structures within a four-day period.
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