{"id":3816,"date":"2024-08-03T08:08:08","date_gmt":"2024-08-03T08:08:08","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=3816"},"modified":"2024-08-03T08:08:08","modified_gmt":"2024-08-03T08:08:08","slug":"salt-skin-wood-leaves-antioxidant","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/fr\/salt-skin-wood-leaves-antioxidant\/","title":{"rendered":"\u00c9tude des composants chimiques et de l'activit\u00e9 antioxydante des feuilles de bois d\u00e9pouill\u00e9es de sel"},"content":{"rendered":"<p>\u00c9tude des composants chimiques et de l'activit\u00e9 antioxydante des feuilles de bois d\u00e9pouill\u00e9es de sel<br \/>\nRhus chinensis Mill. \u00e9galement connu sous le nom de Galla chinensis, wutong amurensis et Rhus chinensis, appartient \u00e0 la famille Rhus chinensis, qui est r\u00e9partie en Chine \u00e0 l'exception du nord-est, de la Mongolie int\u00e9rieure et du Xinjiang. Selon le \"Compendium of Materia Medica\", les racines, les tiges, les feuilles et le corps entier du bois de Yanfu peuvent \u00eatre utilis\u00e9s comme m\u00e9dicaments pour traiter et pr\u00e9venir des maladies telles que la diarrh\u00e9e, la dysenterie, les coliques, l'h\u00e9patite, etc. Actuellement, la d\u00e9coction de racines de bois de Yanfu est principalement utilis\u00e9e en pratique clinique pour traiter les maladies coronariennes, l'angine de poitrine, les abc\u00e8s pulmonaires et la diarrh\u00e9e chronique chez les enfants. Les recherches ont montr\u00e9 que la composition chimique du Rhus chinensis comprend principalement de la lignine, des flavono\u00efdes, des ph\u00e9nols, des triterp\u00e8nes, etc. Actuellement, la recherche se concentre principalement sur les racines de Rhus chinensis, et peu sur les feuilles de Rhus chinensis. Selon les rapports de recherche existants, seuls 13 compos\u00e9s, dont 6 flavono\u00efdes, 4 acides ph\u00e9noliques et 3 triterp\u00e9no\u00efdes, ont \u00e9t\u00e9 isol\u00e9s des feuilles de Saltwood. L'extrait d'ac\u00e9tate d'\u00e9thyle des feuilles de bois de santal a montr\u00e9 une bonne activit\u00e9 antioxydante, et les polyph\u00e9nols se sont av\u00e9r\u00e9s \u00eatre les principaux ingr\u00e9dients actifs. Afin de clarifier et d'explorer davantage les principes actifs du Schisandra chinensis, cette \u00e9tude a syst\u00e9matiquement \u00e9tudi\u00e9 la composition chimique des feuilles de Schisandra chinensis et a men\u00e9 des exp\u00e9riences in vitro sur l'activit\u00e9 antioxydante des compos\u00e9s isol\u00e9s et identifi\u00e9s, fournissant ainsi une base th\u00e9orique pour un meilleur d\u00e9veloppement et une meilleure utilisation de la valeur du Schisandra chinensis.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3817\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-11.png\" alt=\"\" width=\"1005\" height=\"772\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-11.png 1005w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-11-768x590.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-11-937x720.png 937w\" sizes=\"(max-width: 1005px) 100vw, 1005px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3818\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/2-10.png\" alt=\"\" width=\"570\" height=\"246\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3819\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-9.png\" alt=\"\" width=\"1177\" height=\"746\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-9.png 1177w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-9-768x487.png 768w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-9-1136x720.png 1136w\" sizes=\"(max-width: 1177px) 100vw, 1177px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3820\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-10.png\" alt=\"\" width=\"526\" height=\"346\" \/>Dans cette \u00e9tude, 15 compos\u00e9s ont \u00e9t\u00e9 isol\u00e9s \u00e0 partir de la phase d'extraction \u00e0 l'ac\u00e9tate d'\u00e9thyle des feuilles de bois d'\u00e9corce de sel, dont 1 nouveau compos\u00e9 et 14 compos\u00e9s connus. Les compos\u00e9s 2, 4, 6, 7, 8, 13 et 15 ont \u00e9t\u00e9 isol\u00e9s pour la premi\u00e8re fois \u00e0 partir de plantes de bois d'\u00e9corce de sel. Les r\u00e9sultats des exp\u00e9riences in vitro sur l'activit\u00e9 antioxydante ont montr\u00e9 que les compos\u00e9s 9, 10, 11 et 14 pr\u00e9sentaient une bonne activit\u00e9 de pi\u00e9geage des radicaux libres DPPH et ABTS, tandis que le compos\u00e9 6 pr\u00e9sentait une bonne activit\u00e9 de pi\u00e9geage des radicaux libres ABTS. Parmi eux, les compos\u00e9s 9 et 10 pr\u00e9sentaient la plus forte activit\u00e9 de pi\u00e9geage des radicaux libres, plus forte que celle du contr\u00f4le positif VC. Une analyse plus pouss\u00e9e des structures des compos\u00e9s ayant une activit\u00e9 antioxydante a r\u00e9v\u00e9l\u00e9 que le compos\u00e9 11 est une lignine, tandis que les autres compos\u00e9s 6, 9, 10 et 14 appartiennent aux compos\u00e9s polyph\u00e9noliques. On peut donc supposer que les compos\u00e9s polyph\u00e9noliques sont les principaux ingr\u00e9dients actifs dans l'activit\u00e9 antioxydante in vitro des feuilles d'\u00e9corce de sel. Les r\u00e9sultats de cette \u00e9tude exp\u00e9rimentale ont permis d'\u00e9lucider les principaux composants fonctionnels de l'activit\u00e9 antioxydante des feuilles de bois sal\u00e9, d'enrichir la recherche sur la composition chimique et l'activit\u00e9 antioxydante des feuilles de bois sal\u00e9 et de fournir une base th\u00e9orique pour la recherche sur les mat\u00e9riaux des feuilles de bois sal\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"<p>Study on Chemical Components and Antioxidant Activity of Salt skinned Wood Leaves Rhus chinensis Mill., also known as Galla chinensis, wutong amurensis and Rhus chinensis, belongs to the family Rhus chinensis, which is distributed in China except Northeast, Inner Mongolia and Xinjiang. According to the &#8220;Compendium of Materia Medica&#8221;, the roots, stems, leaves, and whole [&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>Study on Chemical Components and Antioxidant Activity of Salt skinned Wood Leaves - 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\/salt-skin-wood-leaves-antioxidant\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Study on Chemical Components and Antioxidant Activity of Salt skinned Wood Leaves - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Study on Chemical Components and Antioxidant Activity of Salt skinned Wood Leaves Rhus chinensis Mill., also known as Galla chinensis, wutong amurensis and Rhus chinensis, belongs to the family Rhus chinensis, which is distributed in China except Northeast, Inner Mongolia and Xinjiang. 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