Quanta Abstractions

During Pregnancy, a Fake ‘Infection’ Protects the Fetus

Cells in the placenta have an unusual trick for activating gentle immune defenses and keeping them turned on when no infection is present. It involves crafting and deploying a fake virus. The post During Pregnancy, a Fake ‘Infection’ Protects the Fetus first appeared on Quanta Magazine

When you were a child, it seemed like an ingenious plan: Splash hot water on your face and stagger into the kitchen, letting out a moan that could make angels cry. One touch of your flushed forehead would convince your parents to diagnose a fever and keep you home from school. No matter how elaborately planned and performed, these theatrics probably weren’t as persuasive as you had hoped.

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Originally published in Quanta Abstractions.

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