An article published in the Arizona Republic on January 6th, was picked up by USA Today about private research groups screening medical marijuana from dispensaries to screen for molds or pesticides. In addition to testing for contaminants that may cause illness in those with a weakened immune system, the AZ Med Testing company can also measure the amount of active cannabinoids in the dispensary samples. For the full article see http://tinyurl.com/microscopedrug-screen