October 2007 Reports on two studies indicating that orexin, a neuropeptide that stimulates eating and regulates wakefulness, also fosters animals' drug seeking and craving responses to drugs.
October 2007 Reviews a journal supplement that compiles studies on drug-related HIV transmission, with a focus on injection drug use, in 16 different localities across the globe.
October 2007 Discusses the central importance of studying drugs' effects on neurotransmission and describes some of the most common experimental methods used in this research.
October 2007 Reports on the work of addiction researchers who are learning how acute and chronic cocaine exposure regulates certain genes, based on knowledge from developmental and cancer biology.
October 2007 Presents highlights of a study indicating that exposure to morphine during adolescence may increase sensitivity to the drug during adulthood.
October 2007 Describes research investigating a naturally occurring brain chemical that shows early promise as a treatment for addiction in animal studies.
October 2007 Reports data on the prevalence of substance use among college students with ADHD, comparing those who received ADHD treatment with those who did not.
October 2007 Highlights data on the risky sexual behaviors of patients at a sexually transmitted disease clinic who had a substance abuse disorder as compared to those without a substance abuse disorder.