表观遗传学

Recent stem‑cell research suggests gray hair may not be permanent — trapped pigment progenitors, stress-driven depletion, and a surprising cancer link reshape how scientists thi... 二月 09, 2026

A Stanford study identifies developmental origins and a ROBO2–EP300 signalling switch in facial fibroblasts that limits scarring; experimental drugs and topical creams point to ... 一月 26, 2026

A new study finds increased activity of transposable 'jumping' genes in polar bears from southeastern Greenland, linking rising temperatures to rapid shifts in DNA regulation th... 十二月 15, 2025

Celebrity demand is fuelling a small but growing market for pet cloning — but scientists and animal-welfare experts warn the practice carries health, welfare and ethical risks t... 十二月 02, 2025