Positron emission tomography/computed tomography (PET/CT) detects mu-opioid receptors in rat brown fat and brain. Credit: Lihua Sun / Vecteezy.com Researchers from the Turku PET Centre, Finland, have observed that the length of daylight hours impacts opioid receptor levels in brown fat. When daylight hours shorten, the receptor activity levels ...
View more: Daylight hours impact opioid receptor levels in brown fat