{"id":6713,"date":"2024-08-06T14:11:51","date_gmt":"2024-08-06T14:11:51","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=6713"},"modified":"2024-08-06T14:11:51","modified_gmt":"2024-08-06T14:11:51","slug":"ergothionein","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/fr\/ergothioneine\/","title":{"rendered":"Progr\u00e8s de la recherche sur les propri\u00e9t\u00e9s antioxydantes de l'ergothion\u00e9ine et son intervention dans les maladies li\u00e9es au stress oxydatif"},"content":{"rendered":"<p>L'ergothion\u00e9ine a \u00e9t\u00e9 signal\u00e9e pour la premi\u00e8re fois en 1909 lorsque Tanret et al. ont isol\u00e9 un compos\u00e9 cristallin unique contenant du soufre, la 2-mercapto-L-histidine trim\u00e9thylb\u00e9ta\u00efne, en \u00e9tudiant le champignon de l'ergot qui d\u00e9truit les grains de seigle. Ce compos\u00e9 a \u00e9t\u00e9 baptis\u00e9 ergothion\u00e9ine (ERG). L'ERG se trouve principalement dans certains champignons et bact\u00e9ries, et les animaux ne peuvent pas synth\u00e9tiser l'ERG eux-m\u00eames et d\u00e9pendent principalement des sources alimentaires. Les recherches ont montr\u00e9 que l'ERG est pr\u00e9sente dans les tissus et les organes des mammif\u00e8res tels que le globe oculaire, le sperme et les globules rouges, avec une teneur en ERG d'environ 1 \u00e0 2 mmol\/L dans les globules rouges. Les chercheurs ont compar\u00e9 la distribution m\u00e9tabolique de l'ERG chez les lapins, les chiens et les chats et ont constat\u00e9 que l'ERG est principalement distribu\u00e9 dans le foie, les globules rouges et les reins. Apr\u00e8s avoir consomm\u00e9 des aliments contenant de l'ERG, tels que le boletus edulis, l'ombrelle du diable \u00e0 t\u00eate velue et le champignon shiitake, une augmentation des niveaux d'ERG peut \u00eatre d\u00e9tect\u00e9e dans les globules rouges, le cerveau, le foie, les reins et les tissus oculaires.<\/p>\n<p>En 2005, une \u00e9tude a montr\u00e9 que le transporteur de cations organiques recombinant 1 (OCTN1) est le principal transporteur de l'ERG, avec une efficacit\u00e9 de transport quatre fois sup\u00e9rieure \u00e0 celle de la matrine et 100 fois sup\u00e9rieure \u00e0 celle de la carnitine. Chez les animaux knock-out OCTN1, l'ERG est absent des cellules et des tissus. L'accumulation d'ERG provenant de l'alimentation in vivo d\u00e9pend de la pr\u00e9sence d'OCTN1. La diff\u00e9rence de distribution de l'ERG dans les tissus est li\u00e9e \u00e0 la diff\u00e9rence d'expression de la prot\u00e9ine OCTN1. Le niveau d'ERG in vivo est \u00e9troitement li\u00e9 aux maladies h\u00e9pato-intestinales, aux maladies neurod\u00e9g\u00e9n\u00e9ratives, aux maladies cardiovasculaires, au diab\u00e8te et aux maladies r\u00e9nales. Cet article r\u00e9sume les propri\u00e9t\u00e9s physicochimiques, les propri\u00e9t\u00e9s antioxydantes, les effets et les m\u00e9canismes d'intervention de l'ERG sur les maladies li\u00e9es au stress oxydatif, fournissant ainsi une r\u00e9f\u00e9rence pour l'application diversifi\u00e9e de l'ergotamine.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6714\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-249.png\" alt=\"\" width=\"359\" height=\"144\" \/>L'ERG, en tant qu'antioxydant naturel, pr\u00e9sente certains avantages par rapport \u00e0 d'autres antioxydants, et sa fonction antioxydante lui conf\u00e8re un grand potentiel th\u00e9rapeutique ou pr\u00e9ventif pour de nombreuses maladies induites par le stress oxydatif. Cependant, de nombreuses questions non r\u00e9solues peuvent limiter l'application future de l'ERG. \u00c0 l'heure actuelle, les recherches sur l'utilisation de l'ERG dans la pr\u00e9vention et le traitement des maladies sont encore limit\u00e9es, et il n'existe pas d'\u00e9tude approfondie sur la corr\u00e9lation entre la dose de traitement \u00e0 l'ERG et la maladie ; il n'y a pas non plus de recherche approfondie sur la corr\u00e9lation entre la suppl\u00e9mentation en champignons alimentaires et la consommation ; Dans l'\u00e9tude de la suppl\u00e9mentation en ERG par des champignons comestibles pour pr\u00e9venir les maladies, bien qu'il ait \u00e9t\u00e9 d\u00e9montr\u00e9 que cette m\u00e9thode poss\u00e8de certaines activit\u00e9s antioxydantes et anti-inflammatoires, en raison de la composition complexe des champignons, il est difficile de cibler et de d\u00e9terminer les substances qui exercent leurs effets, et seules des quantit\u00e9s infimes d'ERG peuvent \u00eatre obtenues par l'ingestion de champignons. Par cons\u00e9quent, le r\u00f4le de l'ERG en m\u00e9decine et dans la pratique clinique doit \u00eatre explor\u00e9 plus avant. Dans la recherche sur la pr\u00e9vention des maladies, bien qu'il ait \u00e9t\u00e9 d\u00e9montr\u00e9 que cette m\u00e9thode poss\u00e8de certaines activit\u00e9s antioxydantes et anti-inflammatoires, il est difficile de cibler et de d\u00e9terminer les substances qui jouent un r\u00f4le en raison de la composition complexe des champignons, et seules des quantit\u00e9s infimes d'ERG peuvent \u00eatre obtenues par l'ingestion de champignons. Par cons\u00e9quent, le r\u00f4le de l'ERG en m\u00e9decine et dans la pratique clinique doit \u00eatre explor\u00e9 plus avant.<br \/>\nL'ERG pr\u00e9sente \u00e9galement un grand potentiel dans des secteurs tels que l'alimentation et les cosm\u00e9tiques. Des \u00e9tudes r\u00e9centes ont montr\u00e9 que l'ERG peut \u00eatre utilis\u00e9 comme aliment de long\u00e9vit\u00e9 pour prot\u00e9ger ou am\u00e9liorer certains dommages caus\u00e9s par le vieillissement, pr\u00e9venir les dommages caus\u00e9s par le photovieillissement induit par les UV et le d\u00e9p\u00f4t de m\u00e9lanine sur la peau humaine, et ainsi am\u00e9liorer la qualit\u00e9 de vie.<br \/>\nLa synth\u00e8se artificielle de l'ERG est un autre domaine qui m\u00e9rite notre attention. Les premi\u00e8res m\u00e9thodes d'extraction de l'ERG \u00e0 partir des organes de fructification des champignons comestibles pr\u00e9sentaient des co\u00fbts \u00e9lev\u00e9s et de faibles rendements, ce qui les rendait inadapt\u00e9es aux applications industrielles. Compar\u00e9e aux m\u00e9thodes d'extraction chimique, la m\u00e9thode actuelle de biosynth\u00e8se par fermentation liquide de champignons comestibles pr\u00e9sente les avantages d'un faible co\u00fbt, d'un rendement \u00e9lev\u00e9 et d'une production \u00e0 grande \u00e9chelle facile, ce qui pourrait constituer l'axe de d\u00e9veloppement de la technologie de synth\u00e8se de l'ERG.<br \/>\nLa recherche actuelle a d\u00e9montr\u00e9 l'\u00e9norme potentiel d'application de l'ERG dans des domaines tels que la m\u00e9decine, l'alimentation, la sant\u00e9 et les cosm\u00e9tiques. En particulier, la perc\u00e9e dans la synth\u00e8se artificielle de l'ERG a rendu possible son utilisation \u00e0 grande \u00e9chelle. Cependant, la recherche fondamentale et appliqu\u00e9e sur l'ERG est encore relativement faible, et des recherches suppl\u00e9mentaires sont n\u00e9cessaires pour fournir une base scientifique \u00e0 son application.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ergothionein was first reported in 1909 when Tanret et al. isolated a unique sulfur-containing crystal compound, 2-mercapto-L-histidine trimethylbetaine, while studying the ergot fungus that destroys rye grains. The compound was named ergothionein (ERG). ERG is mainly found in some fungi and bacteria, and animals cannot synthesize ERG themselves, relying mainly on food sources. Research has [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Research progress on the antioxidant properties of ergothionein and its intervention in oxidative stress-related diseases - China Chemical Manufacturer<\/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:\/\/longchangextracts.com\/fr\/ergothioneine\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Research progress on the antioxidant properties of ergothionein and its intervention in oxidative stress-related diseases - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Ergothionein was first reported in 1909 when Tanret et al. isolated a unique sulfur-containing crystal compound, 2-mercapto-L-histidine trimethylbetaine, while studying the ergot fungus that destroys rye grains. The compound was named ergothionein (ERG). ERG is mainly found in some fungi and bacteria, and animals cannot synthesize ERG themselves, relying mainly on food sources. 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