Taste, pain, or response to stress—nearly all essential functions in the human body are regulated by molecular switches ...

Prostaglandin E2 (PGE2), a bioactive lipid derived from arachidonic acid, mediates a broad range of physiological processes ...

Scientists are aiming to determine the composition and topology of physiological Ashwell-Morell receptor ligands. Their findings will help uncover the receptor's still-hidden secrets.