Targeting Brain’s Stress Circuitry Curbs Rats’ Alcohol Consumption
Tuesday, August 6, 2019
For social drinkers, alcohol brings to mind barbecues and bar-hopping with friends, but for the roughly 16 million Americans with alcohol use disorder (AUD), drinking is a source of significant stress. Unfortunately, those negative emotions — particularly those experienced during withdrawal — drive people with AUD to drink even more. A recent IRP study points to a potential way to curb the desire to drink in people who abuse alcohol by altering the behavior of a brain structure that governs negative emotions.
Tuesday, October 16, 2018
The recent spate of state laws legalizing marijuana for medical or recreational purposes has prompted concerns that increased marijuana use will boost the number of people who become dependent on and abuse the drug, a condition known as cannabis use disorder (CUD). Treating the growing number of patients with CUD will require a greater understanding of how chronic marijuana use can lead to addiction. New IRP research has revealed that star-shaped brain cells called astrocytes may play a role in the pleasurable effects of marijuana and contribute to the drug’s addictive properties.
Thursday, August 16, 2018
Upon entering the sunny foyer of the NIH’s Natcher Conference Center last Thursday, I was immediately struck by a burst of loud, excited chatter. As it always is on NIH’s annual Summer Poster Day, the building was filled with hundreds of high school and college students and the scientists, families, and friends who had turned out to see what these young men and women had spent the summer doing.