{"id":6657,"date":"2024-01-11T12:35:54","date_gmt":"2024-01-11T11:35:54","guid":{"rendered":"https:\/\/perruchenautomne.eu\/wordpress\/?p=6657"},"modified":"2024-01-11T12:35:54","modified_gmt":"2024-01-11T11:35:54","slug":"pourquoi-lurine-est-jaune","status":"publish","type":"post","link":"https:\/\/perruchenautomne.eu\/wordpress\/2024\/01\/11\/pourquoi-lurine-est-jaune\/","title":{"rendered":"Pourquoi l&rsquo;urine est jaune?"},"content":{"rendered":"\n<p>La r\u00e9ponse est simple, connue <a href=\"https:\/\/physoc.onlinelibrary.wiley.com\/doi\/epdf\/10.1113\/jphysiol.1897.sp000650\">depuis mars 1897<\/a>, l&rsquo;urobiline. Elle donne sa jolie couleur dor\u00e9e \u00e0 votre pipi. L&rsquo;urobiline est le produit d&rsquo;oxydation de l&rsquo;urobilinog\u00e8ne. La question plus compliqu\u00e9e restait comment est produite l&rsquo;urobilinog\u00e8ne?<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><a href=\"https:\/\/perruchenautomne.eu\/wordpress\/wp-content\/uploads\/2024\/01\/image.png\"><img loading=\"lazy\" decoding=\"async\" width=\"778\" height=\"1024\" src=\"https:\/\/perruchenautomne.eu\/wordpress\/wp-content\/uploads\/2024\/01\/image-778x1024.png\" alt=\"\" class=\"wp-image-6658\" style=\"width:495px;height:auto\" srcset=\"https:\/\/perruchenautomne.eu\/wordpress\/wp-content\/uploads\/2024\/01\/image-778x1024.png 778w, https:\/\/perruchenautomne.eu\/wordpress\/wp-content\/uploads\/2024\/01\/image-228x300.png 228w, https:\/\/perruchenautomne.eu\/wordpress\/wp-content\/uploads\/2024\/01\/image-768x1010.png 768w, https:\/\/perruchenautomne.eu\/wordpress\/wp-content\/uploads\/2024\/01\/image.png 780w\" sizes=\"auto, (max-width: 778px) 100vw, 778px\" \/><\/a><\/figure>\n\n\n\n<p>La r\u00e9ponse vient d&rsquo;\u00eatre donn\u00e9e par un <a href=\"https:\/\/www.nature.com\/articles\/s41564-023-01549-x\"> article<\/a> de ce d\u00e9but d&rsquo;ann\u00e9e. La bilirubine, \u00e9limin\u00e9e par la bile dans le tube digestif, est d\u00e9grad\u00e9e en urobilinog\u00e8ne par une enzyme du microbiote, la bilirubine r\u00e9ductase (BilR), essentiellement produite par les esp\u00e8ces Firmicutes. L&rsquo;urobilinog\u00e8ne est absorb\u00e9e par le tube digestif et \u00e9limin\u00e9e dans les urines o\u00f9 elle s&rsquo;oxyde en urobiline. Les auteurs ont retrouv\u00e9s cette enzyme dans quasiment tous les microbiotes \u00e9tudi\u00e9s, sauf durant la p\u00e9riode n\u00e9onatale. Cette absence explique probablement la susceptibilit\u00e9 des nouveaux n\u00e9s \u00e0 la toxicit\u00e9 de la bilirubine. <\/p>\n\n\n\n<p>Ce travail confirme l&rsquo;importance de l&rsquo;axe foie-intestin-rein en physiologie humaine et notre d\u00e9pendance \u00e0 nos compagnes bact\u00e9rienne. Certains r\u00eavent de puret\u00e9 g\u00e9n\u00e9tique alors que nous vivons avec tant de g\u00e9nomes bact\u00e9riens diff\u00e9rents. Nous sommes des hybrides eucaryotes-procaryotes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La r\u00e9ponse est simple, connue depuis mars 1897, l&rsquo;urobiline. Elle donne sa jolie couleur dor\u00e9e \u00e0 votre pipi. L&rsquo;urobiline est le produit d&rsquo;oxydation de l&rsquo;urobilinog\u00e8ne. La question plus compliqu\u00e9e restait comment est produite l&rsquo;urobilinog\u00e8ne? La r\u00e9ponse vient d&rsquo;\u00eatre donn\u00e9e par &hellip; <a href=\"https:\/\/perruchenautomne.eu\/wordpress\/2024\/01\/11\/pourquoi-lurine-est-jaune\/\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[13,61],"tags":[622,2327,913,2326],"class_list":["post-6657","post","type-post","status-publish","format-standard","hentry","category-medecine-2","category-science","tag-bilirubine","tag-bilirubine-reductase","tag-microbiote","tag-urobiline"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p1l1zM-1Jn","jetpack_sharing_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/posts\/6657","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/comments?post=6657"}],"version-history":[{"count":2,"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/posts\/6657\/revisions"}],"predecessor-version":[{"id":6660,"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/posts\/6657\/revisions\/6660"}],"wp:attachment":[{"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/media?parent=6657"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/categories?post=6657"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/perruchenautomne.eu\/wordpress\/wp-json\/wp\/v2\/tags?post=6657"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}