Found: a protein that drives ageing without unleashing inflammation
Nature, Published online: 12 November 2026; doi:10.1038/d41586-026-03638-3Aged mice engineered to lack granzyme K have improved heart and liver function and less kidney damage.

<p>Nature, Published online: 12 November 2026; doi:10.1038/d41586-026-03638-3Aged mice engineered to lack granzyme K have improved heart and liver function and less kidney damage.</p>