Ratchet-like genetic mutations make evolution irreversible

(PhysOrg.com) -- A University of Oregon research team has found that evolution can never go backwards, because the paths to the genes once present in our ancestors are forever blocked. The findings -- the result of the first ...

Taste sensors keep proteins in order in flies

A set of genes that promote sweet taste sensation is also crucial for protein management during fly development, according to a new study by Eugenia Piddini of the University of Bristol, United Kingdom, and colleagues, publishing ...

Function follows form in plant immunity

Scientists from the Max Planck Institute for Plant Breeding Research (MPIPZ) and the University of Cologne, Germany, have discovered a novel biochemical mechanism explaining how immune proteins defend plants against invading ...

Researchers reveal structure of itch receptors on cells

Ever wonder what's going on when you get itchy skin, whether from a rash or medication or some other bodily reaction? And why do some strong anti-itching medications make us nauseous, dry-mouthed zombies? Scientists at the ...

Could liposomes be the unsung heroes of the pandemic?

Liposomes may be the unsung heroes of the COVID-19 pandemic. Without the protection of these microscopic vesicles, the delicate strands of messenger RNA (mRNA) that lie at the heart of the Pfizer and Moderna COVID-19 vaccines ...

page 2 from 24