{"id":80467,"date":"2023-07-13T16:49:54","date_gmt":"2023-07-13T16:49:54","guid":{"rendered":"https:\/\/cri1149.fr\/publication\/efficiency-of-orexin-a-for-inflammatory-flare-and-mucosal-healing-in-experimental-colitis-comparison-with-the-anti-tnf-alpha-infliximab\/"},"modified":"2023-07-13T16:49:54","modified_gmt":"2023-07-13T16:49:54","slug":"efficiency-of-orexin-a-for-inflammatory-flare-and-mucosal-healing-in-experimental-colitis-comparison-with-the-anti-tnf-alpha-infliximab","status":"publish","type":"publication","link":"https:\/\/cri1149.fr\/en\/publication\/efficiency-of-orexin-a-for-inflammatory-flare-and-mucosal-healing-in-experimental-colitis-comparison-with-the-anti-tnf-alpha-infliximab\/","title":{"rendered":"Efficiency of Orexin-A for Inflammatory Flare and Mucosal Healing in Experimental Colitis: Comparison with the Anti-TNF Alpha Infliximab"},"content":{"rendered":"","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false},"category_publication":[],"class_list":["post-80467","publication","type-publication","status-publish","hentry"],"acf":{"numero_de_publication":"Int J Mol Sci.","date_de_publication":"20230531","numero_doi":"","equipe":[337],"auteurs-liste":[{"texte_libre":true,"auteur-lien":null,"auteur-text":"Anne Blais"},{"texte_libre":true,"auteur-lien":null,"auteur-text":"Anna\u00efg Lan"},{"texte_libre":true,"auteur-lien":null,"auteur-text":"Fran\u00e7ois Blachier"},{"texte_libre":true,"auteur-lien":null,"auteur-text":"Robert Benamouzig"},{"texte_libre":true,"auteur-lien":null,"auteur-text":"Pauline Jouet"},{"texte_libre":false,"auteur-lien":80354,"auteur-text":""}],"auteurs-manuel":"","liens_externes":null,"liens":[{"lien":"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC10253642\/"}],"paragraphe":"<h2 class=\"title\" style=\"text-align: justify;\">Abstract<\/h2>\n<div id=\"eng-abstract\" class=\"abstract-content selected\">\n<p style=\"text-align: justify;\">Inflammatory bowel diseases are chronic inflammation of the intestinal mucosa characterized by relapsing-remitting cycle periods of variable duration. Infliximab (IFX) was the first monoclonal antibody used for the treatment of Crohn's disease and ulcerative colitis (UC). High variability between treated patients and loss of IFX efficiency over time support the further development of drug therapy. An innovative approach has been suggested based on the presence of orexin receptor (OX1R) in the inflamed human epithelium of UC patients. In that context, the aim of this study was to compare, in a mouse model of chemically induced colitis, the efficacy of IFX compared to the hypothalamic peptide orexin-A (OxA). C57BL\/6 mice received 3.5% dextran sodium sulfate (DSS) in drinking water for 5 days. Since the inflammatory flare was maximal at day 7, IFX or OxA was administered based on a curative perspective at that time for 4 days using intraperitoneal injection. Treatment with OxA promoted mucosal healing and decreased colonic myeloperoxidase activity, circulating concentrations of lipopolysaccharide-binding protein, IL-6 and tumor necrosis factor alpha (TNF\u03b1) and decreased expression of genes encoding cytokines in colonic tissues with better efficacy than IFX allowing for more rapid re-epithelization. This study demonstrates the comparable anti-inflammatory properties of OxA and IFX and shows that OxA is efficient in promoting mucosal healing, suggesting that OxA treatment is a promising new biotherapy.        <\/p>\n<\/div>","paragraphe_en":"","documents":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Efficiency of Orexin-A for Inflammatory Flare and Mucosal Healing in Experimental Colitis: Comparison with the Anti-TNF Alpha Infliximab - CRI<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cri1149.fr\/publication\/efficiency-of-orexin-a-for-inflammatory-flare-and-mucosal-healing-in-experimental-colitis-comparison-with-the-anti-tnf-alpha-infliximab\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Efficiency of Orexin-A for Inflammatory Flare and Mucosal Healing in Experimental Colitis: Comparison with the Anti-TNF Alpha Infliximab - 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