{"id":8564,"date":"2024-08-14T16:36:31","date_gmt":"2024-08-14T16:36:31","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=8564"},"modified":"2024-08-14T16:36:31","modified_gmt":"2024-08-14T16:36:31","slug":"guizhou-tianming-jing","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/fr\/guizhou-tianming-jing\/","title":{"rendered":"Recherche sur les composants chimiques et l'activit\u00e9 antibact\u00e9rienne du Guizhou Tianming Jing"},"content":{"rendered":"<p>Recherche sur les composants chimiques et l'activit\u00e9 antibact\u00e9rienne du Guizhou Tianming Jing<br \/>\nLe genre Carpesium de la famille des Asteraceae est une herbe vivace qui compte environ 21 esp\u00e8ces dans le monde, quelques esp\u00e8ces \u00e9tant r\u00e9parties en Eurasie et la majorit\u00e9 en Asie centrale. Les ressources v\u00e9g\u00e9tales sont abondantes, en particulier dans la r\u00e9gion sud-ouest de la Chine. Parmi elles, le Carpesium, l'herbe \u00e0 tabac et l'\u00e9pi d'or ont \u00e9t\u00e9 r\u00e9pertori\u00e9s comme des plantes m\u00e9dicinales l\u00e9galement reconnues en Chine. Le Carpesium faberi de Guizhou est depuis longtemps utilis\u00e9 comme m\u00e9decine populaire en raison de ses propri\u00e9t\u00e9s h\u00e9mostatiques, antiparasitaires, anti-inflammatoires et d\u00e9toxifiantes. Selon la litt\u00e9rature, au moins 277 compos\u00e9s ont \u00e9t\u00e9 isol\u00e9s \u00e0 partir de plantes du genre Tianming Jing, notamment des terp\u00e8nes, des flavono\u00efdes, des ph\u00e9nols, des st\u00e9ro\u00efdes, etc. Parmi eux, 37 compos\u00e9s ont \u00e9t\u00e9 isol\u00e9s \u00e0 partir du Guizhou Tianming Jing, les sesquiterp\u00e8nes \u00e9tant son principal ingr\u00e9dient actif. Des \u00e9tudes pharmacologiques ont montr\u00e9 que les sesquiterp\u00e8nes ont diverses activit\u00e9s biologiques telles que des effets antitumoraux, antipalud\u00e9ens, anti-inflammatoires et antibact\u00e9riens. Ces derni\u00e8res ann\u00e9es, les rapports d'activit\u00e9 du Guizhou Tianming Jing se concentrent principalement sur les activit\u00e9s antitumorales et anti-inflammatoires, et son activit\u00e9 antibact\u00e9rienne n'a pas encore \u00e9t\u00e9 rapport\u00e9e. Afin de promouvoir le d\u00e9veloppement et l'utilisation des ressources v\u00e9g\u00e9tales du Tianming Jing, cette \u00e9tude a men\u00e9 des recherches sur la composition chimique de la plante enti\u00e8re du Tianming Jing r\u00e9colt\u00e9e \u00e0 Kaili, Guizhou, et a test\u00e9 l'activit\u00e9 antibact\u00e9rienne des compos\u00e9s obtenus.<\/p>\n<p>En utilisant diverses m\u00e9thodes chromatographiques, 14 compos\u00e9s ont \u00e9t\u00e9 isol\u00e9s et identifi\u00e9s \u00e0 partir du Tianming Jing produit dans le Guizhou, comme le montre la figure 1, y compris des sesquiterp\u00e8nes, des diterp\u00e8nes, des st\u00e9ro\u00efdes et d'autres composants. Les compos\u00e9s 2 et 7-14 ont \u00e9t\u00e9 obtenus pour la premi\u00e8re fois \u00e0 partir de cette plante. Criblage de l'activit\u00e9 antibact\u00e9rienne des compos\u00e9s isol\u00e9s. En utilisant la m\u00e9thode de double dilution, l'activit\u00e9 antibact\u00e9rienne des compos\u00e9s contre Staphylococcus aureus, Pseudomonas aeruginosa, Escherichia coli, Bacillus subtilis et Candida albicans a \u00e9t\u00e9 d\u00e9termin\u00e9e. La souche en phase de croissance logarithmique a \u00e9t\u00e9 utilis\u00e9e, et tous les \u00e9chantillons ont \u00e9t\u00e9 dissous dans du DMSO pour pr\u00e9parer une solution m\u00e9dicamenteuse de 15,36 mg\/mL. Les r\u00e9sultats des tests d'activit\u00e9 ont montr\u00e9 que le compos\u00e9 1 avait une faible activit\u00e9 antibact\u00e9rienne contre Bacillus subtilis, avec une valeur CMI de 256 \u00b5g\/mL. Les compos\u00e9s 10 et 6 ont montr\u00e9 une faible activit\u00e9 contre Candida albicans, avec une valeur CMI de 128 \u00b5 g\/mL pour le compos\u00e9 10 et de 128 \u00b5 g\/mL pour le compos\u00e9 6. Les autres compos\u00e9s n'ont pas montr\u00e9 d'activit\u00e9 antibact\u00e9rienne. Cette recherche a permis d'enrichir la composition chimique et l'activit\u00e9 biologique du Guizhou Tianming Jing, fournissant des mat\u00e9riaux de r\u00e9f\u00e9rence pour la poursuite de la recherche et du d\u00e9veloppement.<\/p>","protected":false},"excerpt":{"rendered":"<p>Research on the Chemical Components and Antibacterial Activity of Guizhou Tianming Jing The genus Carpesium in the Asteraceae family is a perennial herb with approximately 21 species worldwide, with a few species distributed in Eurasia and the majority in central Asia. Especially in the southwestern region of China, there are abundant plant resources. Among them, [&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 on the Chemical Components and Antibacterial Activity of Guizhou Tianming Jing - 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\/guizhou-tianming-jing\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Research on the Chemical Components and Antibacterial Activity of Guizhou Tianming Jing - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Research on the Chemical Components and Antibacterial Activity of Guizhou Tianming Jing The genus Carpesium in the Asteraceae family is a perennial herb with approximately 21 species worldwide, with a few species distributed in Eurasia and the majority in central Asia. Especially in the southwestern region of China, there are abundant plant resources. Among them, [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/longchangextracts.com\/fr\/guizhou-tianming-jing\/\" \/>\n<meta property=\"og:site_name\" content=\"China Chemical Manufacturer\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-14T16:36:31+00:00\" \/>\n<meta name=\"author\" content=\"longcha9\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"longcha9\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/longchangextracts.com\/guizhou-tianming-jing\/\",\"url\":\"https:\/\/longchangextracts.com\/guizhou-tianming-jing\/\",\"name\":\"Research on the Chemical Components and Antibacterial Activity of Guizhou Tianming Jing - China Chemical Manufacturer\",\"isPartOf\":{\"@id\":\"https:\/\/longchangextracts.com\/#website\"},\"datePublished\":\"2024-08-14T16:36:31+00:00\",\"dateModified\":\"2024-08-14T16:36:31+00:00\",\"author\":{\"@id\":\"https:\/\/longchangextracts.com\/#\/schema\/person\/80933ac6926ad63fea74ec33f8d04869\"},\"breadcrumb\":{\"@id\":\"https:\/\/longchangextracts.com\/guizhou-tianming-jing\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/longchangextracts.com\/guizhou-tianming-jing\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/longchangextracts.com\/guizhou-tianming-jing\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/longchangextracts.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Research on the Chemical Components and Antibacterial Activity of Guizhou Tianming Jing\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/longchangextracts.com\/#website\",\"url\":\"https:\/\/longchangextracts.com\/\",\"name\":\"China Chemical Manufacturer\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/longchangextracts.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/longchangextracts.com\/#\/schema\/person\/80933ac6926ad63fea74ec33f8d04869\",\"name\":\"longcha9\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/longchangextracts.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/c1e84ee0759373263198c58e8f338f80?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/c1e84ee0759373263198c58e8f338f80?s=96&d=mm&r=g\",\"caption\":\"longcha9\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Recherche sur les composants chimiques et l'activit\u00e9 antibact\u00e9rienne du Guizhou Tianming Jing - China Chemical Manufacturer","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/longchangextracts.com\/fr\/guizhou-tianming-jing\/","og_locale":"fr_FR","og_type":"article","og_title":"Research on the Chemical Components and Antibacterial Activity of Guizhou Tianming Jing - China Chemical Manufacturer","og_description":"Research on the Chemical Components and Antibacterial Activity of Guizhou Tianming Jing The genus Carpesium in the Asteraceae family is a perennial herb with approximately 21 species worldwide, with a few species distributed in Eurasia and the majority in central Asia. 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