Old Age In the Embryo: My New Matter Column for the New York Times

One of the hallmarks of aging is a process called senescence. Cells stop dividing and release a distinctive blend of chemicals that cause inflammation and other effects. It’s thus a big surprise that scientists have now found senescent cells in embryos. For my new column for the New York Times, I take a look at this remarkable similarity between old and new–and how it changes our understanding of how we developed from an egg. Check it out.

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