Genetics

'Barcodes' written into DNA reveal how blood ages

A study in the journal Nature explains how age reshapes the blood system. In both humans and mice, a few stem cells, or "clones," outcompete their neighbors and gradually take over blood production. The blood stem cell reservoir ...

Genetics

Gene variant linked to higher risk of long COVID symptoms

An international team of researchers has found a genetic link to long-term symptoms after COVID-19. The identified gene variant is located close to the FOXP4 gene, which is known to affect lung function. The study, published ...

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