Diana Fulmer (@dianafulmer.bsky.social)

“Your cells”. A simple phrase we thought we understood. Turns out you are more than just the zygote that began you. We already knew about microbiota, but now we’re learning you could contain cells from your mother, older siblings or even your grandmother. 🤯🧪 Not totally sold, but worth the read.

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Some of your cells are not genetically yours — what can they tell us about life and death? A tiny population of cells that are passed across the placenta between mother and baby challenge basic tenets of human immunology. https://www.nature.com/articles/d41586-025-04102-4

1 day ago