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.
Highlights the work of investigators who discovered key ways in which morphine may accelerate the progression of AIDS in animal studies.
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.