{"id":8902,"date":"2024-08-15T10:23:34","date_gmt":"2024-08-15T10:23:34","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=8902"},"modified":"2024-08-15T10:23:34","modified_gmt":"2024-08-15T10:23:34","slug":"the-miao-medicine-rolling-mountain-pearl","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/fr\/the-miao-medicine-rolling-mountain-pearl\/","title":{"rendered":"\u00c9tude de l'empreinte HPLC et de la reconnaissance du mod\u00e8le chimique de la perle de la montagne roulante, un rem\u00e8de Miao"},"content":{"rendered":"<p>\u00c9tude de l'empreinte HPLC et de la reconnaissance du mod\u00e8le chimique de la perle de la montagne roulante, un rem\u00e8de Miao<br \/>\nPrionobelum qianensis Chen est un insecte sec et entier du genre Prionobelum de la famille des Zephronidae. Il a un corps cylindrique aplati et habite les pentes humides, les branches mortes, les feuilles ou les rochers. Il est principalement r\u00e9pandu dans le Guizhou, le Yunnan et d'autres r\u00e9gions. La perle des montagnes roulantes est un ver m\u00e9dicinal entier qui a pour effet de dissiper la chaleur, de r\u00e9duire les gonflements et les douleurs, de d\u00e9tendre les tendons et de favoriser la circulation sanguine. Elle est principalement utilis\u00e9e pour traiter des sympt\u00f4mes tels que les spasmes musculaires, les contusions, les fractures, les gonflements et les douleurs. Il est r\u00e9pertori\u00e9 dans des ouvrages tels que \"Chinese Materia Medica - Miao Medicine Volume\" et \"Guizhou Miao Medicine Research and Development\". Dans les zones ethniques Miao du Guizhou, le traitement de l'inflammation est tr\u00e8s \u00e9tendu et l'effet th\u00e9rapeutique sur les tumeurs est extr\u00eamement important. Toutefois, la recherche fondamentale actuelle sur les perles de montagne roulantes, tant au niveau national qu'international, est tr\u00e8s faible et il n'existe pas de syst\u00e8me de normes de contr\u00f4le de la qualit\u00e9, ce qui limite s\u00e9rieusement le d\u00e9veloppement rationnel et l'utilisation g\u00e9n\u00e9ralis\u00e9e des mat\u00e9riaux m\u00e9dicinaux \u00e0 base de perles de montagne roulantes.<br \/>\nLe spectre d'empreintes digitales est un moyen fiable d'identifier l'authenticit\u00e9, d'\u00e9valuer la qualit\u00e9, la coh\u00e9rence et la stabilit\u00e9 des composants chimiques de la m\u00e9decine traditionnelle chinoise obtenus par des techniques telles que la spectroscopie ou la chromatographie, sur la base de la compr\u00e9hension de l'action globale des groupes de substances. Par cons\u00e9quent, dans cette \u00e9tude, la CLHP a \u00e9t\u00e9 utilis\u00e9e pour \u00e9tablir l'empreinte digitale de Gongshanzhu et une \u00e9valuation de la similarit\u00e9 a \u00e9t\u00e9 r\u00e9alis\u00e9e. Des m\u00e9thodes de reconnaissance des formes chimiques telles que l'analyse en grappes (CA), l'analyse en composantes principales (ACP) et l'analyse discriminante orthogonale des moindres carr\u00e9s partiels (OPLS-DA) ont \u00e9t\u00e9 utilis\u00e9es pour s\u00e9lectionner les principales composantes caract\u00e9ristiques \u00e0 l'origine des diff\u00e9rences dans la composition des diff\u00e9rents lots de Gongshanzhu. L'objectif est de fournir une r\u00e9f\u00e9rence pour le contr\u00f4le de la qualit\u00e9 et la recherche future de la m\u00e9decine Miao Gongshanzhu.<\/p>\n<p>Au d\u00e9but de l'exp\u00e9rience, l'influence des syst\u00e8mes d'\u00e9lution au m\u00e9thanol et \u00e0 l'ac\u00e9tonitrile sur l'efficacit\u00e9 de s\u00e9paration des pics chromatographiques a \u00e9t\u00e9 \u00e9tudi\u00e9e. Les r\u00e9sultats ont montr\u00e9 que le m\u00e9thanol avait une meilleure efficacit\u00e9 de s\u00e9paration et une ligne de base stable lorsqu'il \u00e9tait utilis\u00e9 comme phase mobile ; Nous avons \u00e9tudi\u00e9 l'efficacit\u00e9 de s\u00e9paration de l'eau d'acide formique m\u00e9thanol-0.1% et de l'eau d'acide ac\u00e9tique m\u00e9thanol-0.1%, et avons finalement s\u00e9lectionn\u00e9 le syst\u00e8me d'eau d'acide ac\u00e9tique m\u00e9thanol-0.1% d'acide ac\u00e9tique pr\u00e9sentant une meilleure efficacit\u00e9 de s\u00e9paration ; l'analyse du spectre du balayage complet de la longueur d'onde \u00e0 210-240nm a montr\u00e9 qu'il y avait plus de pics \u00e0 254nm, une ligne de base stable et une grande valeur de r\u00e9ponse du signal ; en examinant les effets de diff\u00e9rents d\u00e9bits (0,8, 1,0, 1,2 mL\/min) et temp\u00e9ratures de colonne (25, 30, 35, 40 \u2103) sur les pics chromatographiques, il a \u00e9t\u00e9 d\u00e9termin\u00e9 de s\u00e9lectionner un d\u00e9bit de 0,8 mL\/min et une temp\u00e9rature de colonne de 25 \u2103. Au d\u00e9but de l'exp\u00e9rience, deux m\u00e9thodes d'extraction, les ultrasons et le reflux, ont \u00e9galement \u00e9t\u00e9 \u00e9tudi\u00e9es et il a \u00e9t\u00e9 constat\u00e9 qu'il n'y avait pas de diff\u00e9rence significative dans leur efficacit\u00e9 d'extraction. En comparant l'eau, le m\u00e9thanol et l'alcool comestible comme solvants d'extraction, les r\u00e9sultats ont montr\u00e9 que l'alcool comestible pr\u00e9sentait plus de pics chromatographiques et des valeurs de r\u00e9ponse plus importantes au cours de l'extraction. Les effets d'extraction de diff\u00e9rentes concentrations d'alcool comestible (30%, 50%, 70%, 90%) ont \u00e9t\u00e9 compar\u00e9s. Les r\u00e9sultats ont montr\u00e9 que la valeur de r\u00e9ponse du pic chromatographique \u00e9tait plus \u00e9lev\u00e9e lors de l'extraction de l'alcool comestible 70%. Compte tenu de tous les facteurs, l'extraction par ultrasons de l'alcool comestible 70% est s\u00e9lectionn\u00e9e comme m\u00e9thode de pr\u00e9paration de la solution d'essai.<br \/>\nCette \u00e9tude a \u00e9tabli pour la premi\u00e8re fois le spectre d'empreintes digitales de la perle des montagnes roulantes de la m\u00e9decine Miao, et la similarit\u00e9 des spectres d'empreintes digitales de 24 lots d'\u00e9chantillons allait de 0,739 \u00e0 0,957, ce qui a permis d'identifier un composant. Gr\u00e2ce \u00e0 l'analyse de reconnaissance des formes chimiques, un mod\u00e8le de classification a \u00e9t\u00e9 \u00e9tabli pour l'analyse de regroupement, l'analyse des composantes principales et l'analyse discriminante orthogonale des moindres carr\u00e9s partiels des perles de la montagne roulante, ce qui a permis de clarifier le statut de la classification entre les \u00e9chantillons. 24 lots d'\u00e9chantillons ont \u00e9t\u00e9 regroup\u00e9s en 3 cat\u00e9gories et 5 composantes caract\u00e9ristiques principales affectant les diff\u00e9rences de qualit\u00e9 entre les mati\u00e8res m\u00e9dicinales de Gongshanzhu ont \u00e9t\u00e9 examin\u00e9es. En r\u00e9sum\u00e9, la m\u00e9thode d'empreinte CLHP \u00e9tablie dans cette \u00e9tude est stable, fiable et pr\u00e9sente une bonne reproductibilit\u00e9, ce qui peut servir de r\u00e9f\u00e9rence pour le contr\u00f4le de la qualit\u00e9 de l'herbe m\u00e9dicinale Gongshanzhu.<\/p>","protected":false},"excerpt":{"rendered":"<p>Study on HPLC fingerprint and chemical pattern recognition of the Miao medicine Rolling Mountain Pearl Prionobelum qianensis Chen is a dry whole insect of the genus Prionobelum in the Zephronidae family. It has a flattened cylindrical body and inhabits damp slopes, dead branches, leaves, or rocks. It is mainly distributed in Guizhou, Yunnan, and other [&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 HPLC fingerprint and chemical pattern recognition of the Miao medicine Rolling Mountain Pearl - 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\/the-miao-medicine-rolling-mountain-pearl\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Study on HPLC fingerprint and chemical pattern recognition of the Miao medicine Rolling Mountain Pearl - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Study on HPLC fingerprint and chemical pattern recognition of the Miao medicine Rolling Mountain Pearl Prionobelum qianensis Chen is a dry whole insect of the genus Prionobelum in the Zephronidae family. 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It has a flattened cylindrical body and inhabits damp slopes, dead branches, leaves, or rocks. 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