New brain hormone

摘要

Nightshift workers to reset their biological clock (so that they are alert at night) and long airline flight travellers to prevent jetlag pop melatonin pills. They should be cautious about taking popular supplement melatonin, say discoverer of new brain hormone. Japanese and University of California, Berkeley researchers have discovered a new actor in the vertebrate (avian and mammalian) reproductive system, a hormone that fills a role long suspected, but undetected until now.