{"id":280006,"date":"2023-02-14T10:39:00","date_gmt":"2023-02-14T10:39:00","guid":{"rendered":"https:\/\/mahfoudhi.xyz\/ar\/?p=280005"},"modified":"2023-02-14T10:39:00","modified_gmt":"2023-02-14T10:39:00","slug":"etude-le-cbd-agirait-contre-les-crises-d-epilepsie","status":"publish","type":"post","link":"https:\/\/realites.com.tn\/fr\/etude-le-cbd-agirait-contre-les-crises-d-epilepsie\/","title":{"rendered":"Etude : Le CBD agirait contre les crises d\u2019\u00e9pilepsie"},"content":{"rendered":"<p style=\"margin-bottom: 11px; text-align: justify;\"><span style=\"font-family:Arial,Helvetica,sans-serif;\"><span style=\"font-size:14px;\"><span style=\"line-height:107%\"><span style=\"background:white\"><span style=\"line-height:107%\"><span style=\"color:black\"><span style=\"letter-spacing:.4pt\">Une nouvelle &eacute;tude illustre comment le cannabidiol (CBD), une substance chimique pr&eacute;sente dans le cannabis, est susceptible de diminuer les crises issues de plusieurs formes d&#39;&eacute;pilepsies p&eacute;diatriques r&eacute;sistantes aux traitements.<\/span><\/span><\/span><\/span><\/span><\/p>\n<p><span style=\"line-height:107%\"><span style=\"line-height:107%\"><span style=\"color:black\"><span style=\"letter-spacing:.4pt\"><span style=\"background:white\">L&#39;&eacute;tude actuelle, dirig&eacute;e par des chercheurs de la NYU Grossman School of Medicine, a d&eacute;couvert que le CBD inhibait les signaux transport&eacute;s par un produit chimique connu sous le nom de lysophosphatidylinositol (LPI).<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin-bottom: 11px; text-align: justify;\"><span style=\"font-family:Arial,Helvetica,sans-serif;\"><span style=\"font-size:14px;\"><span style=\"line-height:107%\"><span style=\"background:white\"><span style=\"line-height:107%\"><span style=\"color:black\"><span style=\"letter-spacing:.4pt\">Ce compos&eacute; se trouve dans les cellules c&eacute;r&eacute;brales appel&eacute;es neurones et on pense qu&#39;il augmente les signaux nerveux dans le cadre du fonctionnement normal.<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin-bottom: 11px; text-align: justify;\"><span style=\"font-family:Arial,Helvetica,sans-serif;\"><span style=\"font-size:14px;\"><span style=\"line-height:107%\"><span style=\"background:white\"><span style=\"line-height:107%\"><span style=\"color:black\"><span style=\"letter-spacing:.4pt\">&nbsp;Publi&eacute; en ligne le 13 f&eacute;vrier dans le magazine &laquo;&nbsp;Neuron&nbsp;&raquo;, le travail a confirm&eacute; une d&eacute;couverte pr&eacute;c&eacute;dente selon laquelle le CBD bloque la capacit&eacute; du LPI &agrave; amplifier les signaux nerveux dans une r&eacute;gion du cerveau appel&eacute;e l&#39;hippocampe.&nbsp;Les r&eacute;sultats actuels soutiennent pour la premi&egrave;re fois, que le LPI affaiblit &eacute;galement les signaux qui contrent les crises, expliquant davantage la valeur du traitement au CBD.<\/span><\/span><\/span><\/span><\/p>\n<p><span style=\"line-height:107%\"><span style=\"color:black\"><span style=\"letter-spacing:.4pt\"><span style=\"background:white\">&quot;Nos r&eacute;sultats approfondissent la compr&eacute;hension du domaine d&#39;un m&eacute;canisme central induisant des crises, avec de nombreuses implications pour la poursuite de nouvelles approches de traitement&quot;, a d&eacute;clar&eacute; l&#39;auteur correspondant Richard W. Tsien, pr&eacute;sident du d&eacute;partement de physiologie et de neurosciences de NYU Langone Health.<\/span><\/span><\/span><\/span><\/span><\/span><\/span><br \/>\n<span style=\"font-family:Arial,Helvetica,sans-serif;\"><span style=\"font-size:14px;\"><span style=\"line-height:107%\"><span style=\"line-height:107%\"><span style=\"color:black\"><span style=\"letter-spacing:.4pt\"><span style=\"background:white\">&quot;L&#39;&eacute;tude a &eacute;galement clarifi&eacute; comment le CBD agit contre les crises, mais aussi comment les circuits sont &eacute;quilibr&eacute;s dans le cerveau&quot;, a ajout&eacute; le chercheur.&nbsp;<\/span><\/span><\/span><\/span><\/span><\/span><\/span><br \/>\n<span style=\"font-family:Arial,Helvetica,sans-serif;\"><span style=\"font-size:14px;\"><span style=\"line-height:107%\"><span style=\"line-height:107%\"><span style=\"color:black\"><span style=\"letter-spacing:.4pt\"><span style=\"background:white\">Par ailleurs, la nouvelle &eacute;tude a examin&eacute; les r&eacute;sultats sur plusieurs mod&egrave;les de rongeurs pour explorer les m&eacute;canismes &agrave; l&#39;origine des crises, souvent en mesurant les flux de courant &eacute;lectrique porteurs d&#39;informations avec des &eacute;lectrodes &agrave; pointe fine.&nbsp;<\/span><br \/>\n<span style=\"background:white\">Les tests ont confirm&eacute; les d&eacute;couvertes ant&eacute;rieures selon lesquelles le LPI influence les signaux nerveux en se liant &agrave; une prot&eacute;ine appel&eacute;e r&eacute;cepteur GPR55 &agrave; la surface des cellules neuronales.&nbsp;<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n<p style=\"margin-bottom: 11px; text-align: justify;\">\n<span style=\"font-family:Arial,Helvetica,sans-serif;\"><span style=\"font-size:14px;\"><span style=\"line-height:107%\"><span style=\"line-height:107%\"><span style=\"color:black\"><span style=\"letter-spacing:.4pt\"><span style=\"background:white\">Les auteurs proposent que le CBD bloque une &quot;boucle de r&eacute;troaction positive&quot; dans laquelle les crises augmentent la signalisation LPI-GPR55, ce qui encourage probablement plus de crises, ce qui augmente &agrave; son tour les niveaux de LPI et de GPR55.&nbsp;Le cercle vicieux propos&eacute; fournit un processus qui pourrait expliquer les crises d&#39;&eacute;pilepsie r&eacute;p&eacute;t&eacute;es, bien que de futures &eacute;tudes soient n&eacute;cessaires pour le confirmer.<\/span><\/span><\/span><\/span><\/span><\/span><\/span><br \/>\n<span style=\"font-family:Arial,Helvetica,sans-serif;\"><span style=\"font-size:14px;\"><span style=\"line-height:107%\"><span style=\"line-height:107%\"><span style=\"color:black\"><span style=\"letter-spacing:.4pt\"><span style=\"background:white\">Le LPI pourrait &eacute;galement servir de biomarqueur des crises ou de pr&eacute;dicteur de la r&eacute;activit&eacute; clinique au CBD, offrant un domaine d&#39;avenir recherche.<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une nouvelle &eacute;tude illustre comment le cannabidiol (CBD), une substance chimique pr&eacute;sente dans le cannabis, est susceptible de diminuer les crises issues de plusieurs formes d&#39;&eacute;pilepsies p&eacute;diatriques r&eacute;sistantes aux traitements.&hellip;<\/p>\n","protected":false},"author":112,"featured_media":242836,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[2515],"tags":[],"class_list":["post-280006","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sante"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Etude : Le CBD agirait contre les crises d\u2019\u00e9pilepsie - R\u00e9alit\u00e9s Magazine<\/title>\n<meta name=\"description\" content=\"Une nouvelle &eacute;tude illustre comment le cannabidiol (CBD), une substance chimique pr&eacute;sente dans le cannabis, est susceptible de diminuer les\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/realites.com.tn\/fr\/etude-le-cbd-agirait-contre-les-crises-d-epilepsie\/amp\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Etude : Le CBD agirait contre les crises d\u2019\u00e9pilepsie - R\u00e9alit\u00e9s Magazine\" \/>\n<meta property=\"og:description\" content=\"Une nouvelle &eacute;tude illustre comment le cannabidiol (CBD), une substance chimique pr&eacute;sente dans le cannabis, est susceptible de diminuer les\" \/>\n<meta property=\"og:url\" content=\"https:\/\/realites.com.tn\/fr\/etude-le-cbd-agirait-contre-les-crises-d-epilepsie\/amp\/\" \/>\n<meta property=\"og:site_name\" content=\"R\u00e9alit\u00e9s Magazine\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/realites.tn\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-02-14T10:39:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/mig\/1676367770.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1\" \/>\n\t<meta property=\"og:image:height\" content=\"1\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"S. 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