Researchers have made new progress in understanding how cannabinoid receptors (CB1Rs), the proteins that detect the active components of marijuana, are controlled in the brain.
According to a roadside survey conducted in Washington State, 14.1% of drivers with children in the car — nearly one in seven — tested positive for THC, the principal psychoactive compound in marijuana.
Scientists used a compound found in a shrub native to Africa to reveal the three major shapes of the serotonin transporter, a protein in the brain linked to anxiety and depression. The discovery opens new avenues for developing medications to treat addiction.
A new study reveals that many people with cancer use marijuana, and rates of use in the US have increased over time. The study also found that patients with cancer are more likely to use prescription opioids than adults without cancer.