{"id":1711,"date":"2018-05-26T08:35:04","date_gmt":"2018-05-26T08:35:04","guid":{"rendered":"http:\/\/dingo.news\/voice\/?p=1711"},"modified":"2023-10-31T02:11:58","modified_gmt":"2023-10-30T18:11:58","slug":"marijuana-compound-removes-toxic-alzheimers-protein-from-the-brain","status":"publish","type":"post","link":"https:\/\/dingo.news\/voice\/marijuana-compound-removes-toxic-alzheimers-protein-from-the-brain\/","title":{"rendered":"Marijuana Compound Removes Toxic Alzheimer&#8217;s Protein From The Brain"},"content":{"rendered":"<div>&nbsp;<\/div>\n<div class=\"category category-container-health\"><a href=\"https:\/\/www.sciencealert.com\/marijuana-compound-thc-removes-toxic-alzheimer-protein-from-brain\" target=\"_blank\" rel=\"noopener noreferrer\"><span style=\"color: #993300;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\">Science Alert | Health<\/span><\/span><\/a><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\"> An active compound in marijuana called tetrahydrocannabinol (THC) has been found to promote the removal of toxic clumps of amyloid beta protein in the brain, which are thought to kickstart the progression of Alzheimer&#8217;s disease.<\/span><\/div>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">The finding supports the results of previous studies that found evidence of the protective effects of cannabinoids, including THC, on patients with neurodegenerative disease.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #000000;\">&#8220;Although other studies have offered evidence that cannabinoids might be neuroprotective against the symptoms of<\/span> <a title=\"Alzheimer's\" href=\"https:\/\/www.sciencealert.com\/alzheimer-s-disease\" target=\"_blank\" rel=\"noopener noreferrer\"><span style=\"color: #993300;\">Alzheimer&#8217;s<\/span><\/a><span style=\"color: #000000;\">, we believe our study is the first to demonstrate that cannabinoids affect both inflammation and amyloid beta accumulation in nerve cells,&#8221;<\/span><span style=\"color: #993300;\"> <a style=\"color: #993300;\" href=\"https:\/\/www.sciencedaily.com\/releases\/2016\/06\/160629095609.htm\" target=\"_blank\" rel=\"noopener noreferrer\">says one of the team<\/a><\/span>, <span style=\"color: #000000;\">David Schubert from the Salk Institute for Biological Studies in California.&nbsp;<\/span><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Schubert and his colleagues tested the effects of THC on human neurons grown in the lab that mimic the effects of Alzheimer&#8217;s disease.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #000000;\">If you&#8217;re not familiar with this special little compound, it&#8217;s not only responsible for the majority of marijuana&#8217;s psychological effects &#8211; including the high &#8211; thanks to its natural pain-relieving properties, it&#8217;s also been touted as an<\/span> <span style=\"color: #993300;\"><a style=\"color: #993300;\" href=\"http:\/\/www.scientificamerican.com\/article\/medical-marijuana-how-the-evidence-stacks-up\/\" target=\"_blank\" rel=\"noopener noreferrer\">effective treatment<\/a><\/span> <span style=\"color: #000000;\">for the symptoms of everything from HIV and chemotherapy to chronic pain, post traumatic stress disorder, and<\/span> <a href=\"https:\/\/web.archive.org\/web\/20190220053230\/https:\/\/www.sciencealert.com\/cannabis-gives-stroke-patients-hope\" target=\"_blank\" rel=\"noopener noreferrer\"><span style=\"color: #993300;\">stroke<\/span><\/a>.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #000000;\">In fact, THC appears to be such an amazing medical agent, researchers are working on<\/span> <a href=\"https:\/\/www.sciencealert.com\/scientists-engineer-yeast-to-produce-active-marijuana-compound-thc\"><span style=\"color: #993300;\">breeding genetically modified yeast<\/span><\/a> <span style=\"color: #000000;\">that can produce it way more efficiently than it would be to make synthetic versions.<\/span><\/span><\/p>\n<div id=\"Purch_Y_C_0_1_clone_1\" class=\"priad\">&nbsp;<\/div>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #000000;\">The compound works by passing from the lungs to the bloodstream, where it attaches to<\/span> <span style=\"color: #993300;\"><a style=\"color: #993300;\" href=\"http:\/\/www.medicaldaily.com\/what-does-marijuana-do-your-brain-and-body-thc-interacts-memory-time-perception-273366\" target=\"_blank\" rel=\"noopener noreferrer\">two types of receptors<\/a><\/span><span style=\"color: #000000;\">, cannabinoid receptor (CB) 1 and 2, which are found on cell surfaces all over the body.<\/span><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">In the brain, these receptors are most concentrated in neurons associated with pleasure, memory, thinking, coordination and time perception, and usually bind with a class of lipid molecules called endocannabinoids that are produced by the body during physical activity to promote cell-to-cell signalling in the brain.&nbsp;<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">But THC can also bind to them in much the same way, and when they do, they start messing with your brain&#8217;s ability to communicate with itself.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">They can be a good and a bad thing, because while you might forget something important or suddenly be incapable of swinging a baseball bat, you&#8217;ll probably feel amazing, and want to eat all the snacks:<\/span><\/p>\n<p>&nbsp;<\/p>\n<div>\n<div><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/FsJzCdFlpyQ?rel=0&amp;wmode=opaque\" width=\"700\" height=\"414\" seamless=\"seamless\" allowfullscreen=\"allowfullscreen\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<div>&nbsp;<\/div>\n<\/div>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #993300;\"><a style=\"color: #993300;\" href=\"https:\/\/www.scripps.edu\/news\/press\/2006\/080906.html\" target=\"_blank\" rel=\"noopener noreferrer\">Over the years<\/a>,<\/span> <span style=\"color: #000000;\">research has suggested that by binding to these receptors, THC could be having another effect on ageing brains, because it appears to helps the body clear out the toxic accumulations &#8211; or &#8216;plaques&#8217; &#8211; of amyloid beta.<\/span><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #000000;\">No one&#8217;s entirely sure what causes Alzheimer&#8217;s disease, but it&#8217;s thought to result from a build-up of <\/span><span style=\"color: #993300;\"><a style=\"color: #993300;\" href=\"https:\/\/www.sciencealert.com\/new-alzheimer-s-treatment-fully-restores-memory-function\" target=\"_blank\" rel=\"noopener noreferrer\">two types of lesions:<\/a> <\/span><span style=\"color: #000000;\">amyloid plaques and neurofibrillary tangles.&nbsp;<\/span><\/span><\/p>\n<div id=\"Purch_Y_C_0_1_clone_2\" class=\"priad\">&nbsp;<\/div>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Amyloid plaques sit between the neurons as dense clusters of beta-amyloid molecules &#8211; a sticky type of protein that easily clumps together &#8211; and neurofibrillary tangles are caused by defective tau proteins that clump up into a thick, insoluble mass in the neurons.&nbsp;<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #000000;\">It&#8217;s not clear why these lesions begin to appear in the brain, but <\/span><span style=\"color: #993300;\"><a style=\"color: #993300;\" href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S1357272504002699\" target=\"_blank\" rel=\"noopener noreferrer\">studies have linked<\/a> <\/span><span style=\"color: #000000;\">inflammation in the brain tissue to the proliferation of plaques and neurofibrillary tangles. So if we can find something that eases brain inflammation while at the same time encourages the body to clear out these lesions, we could be on the way to finding the first effective treatment for Alzheimer&#8217;s ever.<\/span><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #993300;\"><a style=\"color: #993300;\" href=\"https:\/\/web.archive.org\/web\/20210916123303\/https:\/\/pubs.acs.org\/doi\/abs\/10.1021\/mp060066m?journalCode=mpohbp\" target=\"_blank\" rel=\"noopener noreferrer\">Back in 2006<\/a>,<\/span> <span style=\"color: #000000;\">researchers at the Scripps Research Institute found that THC inhibits the formation of amyloid plaques by blocking the enzyme in the brain that produces them, and now Schubert and his team have demonstrated that it can also eliminate a dangerous inflammatory response from the nerve cells, ensuring their survival.<\/span><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #000000;\">&#8220;Inflammation within the brain is a major component of the damage associated with Alzheimer&#8217;s disease, but it has always been assumed that this response was coming from immune-like cells in the brain, not the nerve cells themselves,&#8221;<\/span> <a href=\"https:\/\/www.sciencedaily.com\/releases\/2016\/06\/160629095609.htm\" target=\"_blank\" rel=\"noopener noreferrer\"><span style=\"color: #993300;\">says one of the team, Antonio Currais<\/span><\/a>.&nbsp;<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">&#8220;When we were able to identify the molecular basis of the inflammatory response to amyloid beta, it became clear that THC-like compounds that the nerve cells make themselves may be involved in protecting the cells from dying.&#8221;<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">It&#8217;s exciting stuff, but it&#8217;s so far only been demonstrated in neurons in the lab, so the next step will be for&nbsp;Schubert and his team to observe the link between THC and reduced inflammation and plaque build-up in a clinical trial.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #000000;\">They&#8217;ve reportedly already found a drug candidate called J147 that appears to have the same effects as THC, so this might be the way they can test the effects of THC without the<\/span><span style=\"color: #993300;\"> <a style=\"color: #993300;\" href=\"https:\/\/www.sciencealert.com\/scientists-claim-the-government-is-still-blocking-proper-cannabis-research?0_30606783414259553=\" target=\"_blank\" rel=\"noopener noreferrer\">government getting in the way.<\/a><\/span><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px; color: #000000;\">Though it&#8217;s worth adding that more recent legal changes since the time of this research around marijuana use in the USA may be making further research in this area a lot easier.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 20px;\"><span style=\"color: #000000;\">The results have been published in<\/span> <span style=\"color: #993300;\"><a style=\"color: #993300;\" href=\"https:\/\/www.nature.com\/articles\/npjamd201612\" target=\"_blank\" rel=\"noopener noreferrer\"><em>Aging and Mechanisms of Disease.<\/em><\/a><\/span><\/span><\/p>\n<p><span style=\"color: #000000; font-family: arial, helvetica, sans-serif; font-size: 16px;\"><em>This story was originally published in June 2016.<\/em><\/span><\/p>\n<p><span style=\"color: #800000; font-size: 16px;\"><a style=\"color: #800000;\" href=\"https:\/\/www.sciencealert.com\/marijuana-compound-thc-removes-toxic-alzheimer-protein-from-brain\" target=\"_blank\" rel=\"noopener\">Source<\/a><\/span><\/p>\n<div class=\"author-name-text\">\n<div class=\"author-name-name floatstyle\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif; font-size: 16px;\">BEC CREW<\/span><\/div>\n<div class=\"author-name-date floatstyle\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif; font-size: 16px;\">26 May 2018<\/span><\/div>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Science Alert | Health An active compound in marijuana called tetrahydrocannabinol (THC) has been found to promote the removal of toxic clumps of amyloid beta protein in the brain, which are thought to kickstart the progression of Alzheimer&#8217;s disease. The finding supports the results of previous studies that found evidence of the protective effects [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":31929,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","ngg_post_thumbnail":0,"footnotes":""},"categories":[47,130,3],"tags":[133,134,132,131],"class_list":["post-1711","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-health","category-cannabis-the-wonder-herb","category-political-issues","tag-alzheimers","tag-amyloid-plaques","tag-marijuana","tag-thc"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/posts\/1711","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/comments?post=1711"}],"version-history":[{"count":0,"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/posts\/1711\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/media\/31929"}],"wp:attachment":[{"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/media?parent=1711"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/categories?post=1711"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dingo.news\/voice\/wp-json\/wp\/v2\/tags?post=1711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}