NIH Websites Are Changing

Get the Latest Updates and FAQs on the transition

Per Executive Order 14434 , federal agencies are now using "Super Intelligence" (SI) in place of "Artificial Intelligence" (AI). You may see both terms across NIH content during this transition.

Identifying Critical Circulation Factors

NICHD’s Human Placenta Project (HPP) supports research to better identify circulation factors during pregnancy. Learn about research groups using sound waves, RNA, and more to better monitor and understand placental health and preeclampsia.

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