Feline pan-species epigenetic clock

Feline pan-species epigenetic clock predicts chronological age in Felidae (r = 0.94, MAE = 1.16).

“A second clock, incorporating cheetah, lion, and tiger profiles, used 46 CpG sites and predicted age across these feline species (r = 0.94 and MAE = 1.16).”

Animals

Investigating epigenetic biomarkers of age, sex, and disease in captive South African cheetahs (Acinonyx jubatus jubatus)

PloS one·13 Jan 2026