Researchers have developed a variant of the Mu opioid receptor which has several advantages for experimentation The variant can be grown in large quantities and is water soluble, allowing for experiments and applications which have previously been challenging.
Scientists reported successful preclinical tests in rats of a new vaccine against heroin addiction. The vaccine targets heroin and its psychoactive breakdown products in the bloodstream, blocking relapse.
Researchers have new evidence in rats to explain how it is that chocolate candies can be so completely irresistible. The urge to overeat such deliciously sweet and fatty treats traces to an unexpected part of the brain and its production of a natural, opium-like chemical.
UCSF Gallo scientists show that drinking releases brain endorphins Drinking alcohol leads to the release of endorphins in areas of the brain that produce feelings of pleasure and reward, according to a study led by researchers at the Ernest Gallo Clinic and Research Center at the University of California, San Francisco. The finding marks the [...]