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Tag: "marijuana" at biology news

New study examines 'brain's own marijuana'

...one of the major reasons that people use and abuse marijuana is to relieve stress,?according to Samir Haj-Dahma...l investigator on the RIA study. “However, because marijuana can be addictive, it cannot be used to treat stress-related mood disorders such as anxiety. An alter...

Enhancing activity of marijuana-like chemicals in brain helps treat

...brain that are similar to the active compounds in marijuana and hashish, helped trigger a dramatic improvemen... cautioned that their findings don't mean smoking marijuana could be therapeutic for Parkinson's disease. "It turns out the receptors for cannabinoids are al...

Migration played key role in HIV spread in South Africa

Long-term exposure to marijuana smoke is linked to many of the same health problem...colleagues sought to find the relationship between marijuana smoking and pulmonary function or respiratory complications. "While there is convincing data on ...

Long-term marijuana smoking leads to respiratory complaints

Long-term exposure to marijuana smoke is linked to many of the same health problem...colleagues sought to find the relationship between marijuana smoking and pulmonary function or respiratory complications. "While there is convincing data on ...

Brain's own cannabis compound protects against inflammation

Some clinical studies have indicated that marijuana or its active cannabinoid ingredient alleviates symptoms of the inflammatory disease multiple sclerosis (MS). Also, researchers have found that the brain's natural "endocannabinoids" are released after brain injury and are believed to alleviate neuro...

New DNA 'fingerprinting' technique separates hemp from marijuana

...e first to unequivocally separate hemp plants from marijuana plants with genetic markers. Hemp, a crop grown ...ies where the cultivation of hemp is permitted but marijuana is illegal, as in Canada and Europe. The work appears in the March issue (volume 51, No. 2) of the J...

Good news for the medical marijuana movement: pot proliferates brain cells and boosts mood

...on of new neurons in the brain, but the effects of marijuana on this process, called neurogenesis, had not been clear. In a paper appearing online on October 13 in advance of print publication of the November issue of the Journal of Clinical Investigation, Xia Zhang and colleagues from University of Saskatche...

Scientists discover the body's marijuana-like compounds are crucial for stress-induced pain relief

... Importantly, it would not require people to smoke marijuana to obtain relief or wrestle with the legal issues ...aid Hohmann, "because blocking the receptors where marijuana acts virtually erased this opioid-independent form of stress analgesia." If this is true, was there...

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