Reports on scientists who pinpointed the biochemical trigger from morphine that sets off a chain reaction that inhibits an immune cell that is key in fighting viruses and cancer.
Reports on results from a study showing that men and women with alcohol use disorders are more likely to report nonmedical use of prescription drugs than people who don't drink at all.
Presents highlights of a study indicating that exposure to morphine during adolescence may increase sensitivity to the drug during adulthood.
Describes research investigating a naturally occurring brain chemical that shows early promise as a treatment for addiction in animal studies.
April 2007 Describes a meeting of researchers and clinicians who gathered to discuss the challenges in balancing appropriate pain treatment with efforts to minimize prescription opioid misuse.