On December 15, the National Institute on Drug Abuse announced new data from the annual Monitoring the Future study conducted by researchers at the University of Michigan. On December 16, a data processing error was found. This error misrepresented the scope of the decreases in daily or near-daily vaping of nicotine, marijuana, and just flavoring.
Prenatal cannabis exposure (PCE) increased sensitivity to THC in male rats, but not female rats, during pre-adolescence. PCE increased dopamine release in response to THC and altered the properties of dopaminergic neurons in the pre-adolescent male rats.