Individuals with weak signaling in a nicotine-sensitive brain circuit were more vulnerable to nicotine dependence than those with stronger signaling, according to a study conducted while the subjects’ brains were in a resting state. A second resting-state study finds that the same circuit appears to mediate dependence associated with a genetic risk factor for smoking.
A landmark study in mice identifies a biological mechanism that could help explain how tobacco products could act as gateway drugs, increasing a person’s future likelihood of abusing cocaine and perhaps other drugs as well, according to the National Institute on Drug Abuse (NIDA), part of the Nat
The U.S. Food and Drug Administration and the National Institutes of Health today announced a joint, large-scale, national study of tobacco users to monitor and assess the behavioral and health impacts of new government tobacco regulations.
Scientists proposing to develop vaccines against methamphetamine and nicotine have been selected to receive NIDA's second Avant-Garde Awards for Innovative Medication Development Research. The two scientists, Dr. Thomas Kosten, of Baylor College of Medicine, Houston, and Dr.