Brain's Receptors Sensitive To Pot May 'open Door' In Treating Drug Dependence, Brain Disorders

... A team of Johns Hopkins researchers developed a new radiotracer--a radioactive substance that can be traced in the body--to visualize and quantify the brain's cannabinoid receptors by positron emission tomography (PET), opening a door to the development of new medications to treat drug dependence, obesity, depression, schizophrenia, Parkinson's disease and Tourette syndrome. [click link for full article] ...