{"id":1482,"date":"2017-02-14T14:02:35","date_gmt":"2017-02-14T03:02:35","guid":{"rendered":"https:\/\/www.dalgarnoinstitute.org.au\/wp_site\/is-your-medical-marijuana-safe-uc-davis-doctors-say-dangerous-bacteria-fungi-can-lurk-in-pot\/"},"modified":"2025-11-12T21:00:37","modified_gmt":"2025-11-12T10:00:37","slug":"is-your-medical-marijuana-safe-uc-davis-doctors-say-dangerous-bacteria-fungi-can-lurk-in-pot","status":"publish","type":"post","link":"https:\/\/www.dalgarnoinstitute.org.au\/wp_site\/is-your-medical-marijuana-safe-uc-davis-doctors-say-dangerous-bacteria-fungi-can-lurk-in-pot\/","title":{"rendered":"Is your medical marijuana safe? UC Davis doctors say dangerous bacteria, fungi can lurk in pot"},"content":{"rendered":"<p><em>BY CLAUDIA BUCK&nbsp;<\/em><\/p>\n<p>In uneasy news for medical marijuana users, UC Davis researchers have&nbsp;identified potentially lethal bacteria and mold on samples from 20 Northern&nbsp;California pot growers and dispensaries, leading the doctors to warn&nbsp;patients with weakened immune systems to avoid smoking, vaping or inhaling&nbsp;aerosolized cannabis.<\/p>\n<p>&#8220;For the vast majority of cannabis users, this is not of great concern,&#8221;&nbsp;said Dr. George Thompson, professor in the UC Davis Department of Medical&nbsp;Microbiology and Immunology. But those with weakened immune systems &#8211; such&nbsp;as from leukemia, lymphoma, AIDS or cancer treatments &#8211; could unwittingly be&nbsp;exposing themselves to serious lung infections when they smoke or vape&nbsp;medical marijuana.<\/p>\n<p>&#8220;We strongly advise them to avoid it,&#8221; Thompson said.&nbsp;The study&#8217;s findings were published online in a research letter in the&nbsp;journal Clinical Microbiology and Infection<\/p>\n","protected":false},"excerpt":{"rendered":"<p>BY CLAUDIA BUCK&nbsp; In uneasy news for medical marijuana users, UC Davis researchers have&nbsp;identified potentially lethal bacteria and mold on samples from 20 Northern&nbsp;California pot growers and dispensaries, leading the doctors to warn&nbsp;patients with weakened immune systems to avoid smoking, vaping or inhaling&nbsp;aerosolized cannabis. &#8220;For the vast majority of cannabis users, this is not of 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