If it weren't for nicotine, people wouldn't smoke tobacco. Why? Because of the more than 4,000 chemicals in tobacco smoke, nicotine is the primary one that acts on the brain, altering people's ...

The U.S. Food and Drug Administration (FDA) has proposed a groundbreaking rule to reduce nicotine levels in cigarettes and other combustible tobacco products to a minimal level. For communications ...

To understand at the molecular level how genetic variability, particularly with respect to nicotinic receptor genes, influences risk for drug dependence and co-morbid psychiatric disorders. Current ...

HHMI researchers discover that protein related to snake venom toxin modulates receptors that are targeted by nicotine. Scientists have found that a protein resembling snake venom neurotoxin modulates ...