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HIF1 protein linked to tendon pain — Level B2 — a close up of a map with the word zurch on it
28 Feb 2026

HIF1 protein linked to tendon pain

Researchers at ETH Zurich found that part of the HIF1 protein controls gene activity in tendon cells and can trigger tendinopathy. Experiments in mice and human tissue show HIF1 remodels collagen, makes tendons brittle and may cause pain.

Atlas maps how aging reshapes cells — Level B2 — Two desert mice on a light background
27 Feb 2026

Atlas maps how aging reshapes cells

Scientists at Rockefeller University profiled nearly 7 million cells from 21 organs in mice at three ages. The atlas reveals cell-type shifts, coordinated changes across organs, strong sex differences and genomic sites linked to immunity.