{"id":7966,"date":"2024-08-11T09:57:23","date_gmt":"2024-08-11T09:57:23","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=7966"},"modified":"2024-08-11T09:57:23","modified_gmt":"2024-08-11T09:57:23","slug":"gougu-leaves","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/es\/hojas-de-gougu\/","title":{"rendered":"Caracterizaci\u00f3n de Componentes Activos Inhibidores de Lipasa en Hojas de Gougu por el M\u00e9todo de Cromatograf\u00eda en Capa Fina Bioautograf\u00eda MSn"},"content":{"rendered":"<p>Caracterizaci\u00f3n de Componentes Activos Inhibidores de Lipasa en Hojas de Gougu por el M\u00e9todo de Cromatograf\u00eda en Capa Fina Bioautograf\u00eda MSn<br \/>\nIlex cornuta Lindl Ex Paxt es una planta del g\u00e9nero Ilex de la familia Ilex, ampliamente distribuida en China. Las hojas secas de Gougu, una medicina tradicional china, se han incluido en muchas monograf\u00edas sobre hierbas desde la dinast\u00eda Tang y tienen una historia medicinal de m\u00e1s de mil a\u00f1os. Seg\u00fan la Farmacopea de la Rep\u00fablica Popular China (edici\u00f3n de 2020, volumen 1), el sabor de las hojas de Ligusticum barbarum es amargo, de naturaleza fresca. Pertenece a los meridianos del h\u00edgado y el ri\u00f1\u00f3n y tiene las funciones de eliminar el calor y nutrir el yin, beneficiar a los ri\u00f1ones y calmar el h\u00edgado. Se utiliza para la hemoptisis tuberculosa, la vaporizaci\u00f3n \u00f3sea y los sofocos, mareos y v\u00e9rtigos, etc. En la cultura popular, debido al efecto despejador del calor de las hojas de Gougu, sus hojas tiernas se preparan y consumen como t\u00e9 Kuding. La investigaci\u00f3n moderna ha demostrado que las hojas de Cornus officinalis son ricas en triterpenoides y sus saponinas, que son sus principales ingredientes activos. Adem\u00e1s, hay varios componentes como flavonoides, polifenoles, esteroles, etc., que tienen diversas actividades como la reducci\u00f3n de los l\u00edpidos sangu\u00edneos, la lucha contra la isquemia mioc\u00e1rdica, la antioxidaci\u00f3n, la inmunosupresi\u00f3n y la lucha contra la fertilidad. Debido a la insignificante eficacia y a los importantes efectos secundarios de la mayor\u00eda de los medicamentos para adelgazar, la actividad hipolipemiante de las hojas de Ligusticum barbarum ha atra\u00eddo gradualmente la atenci\u00f3n de la gente. Los investigadores nacionales e internacionales han llevado a cabo numerosas investigaciones sobre los componentes qu\u00edmicos de las hojas de Ligusticum barbarum, pero para buscar los principios activos hipolipemiantes se han utilizado los m\u00e9todos tradicionales de separaci\u00f3n qu\u00edmica, que presentan inconvenientes como la lentitud, la complejidad de la operaci\u00f3n y la p\u00e9rdida de principios activos.<br \/>\nLa bioluminiscencia por cromatograf\u00eda en capa fina es una t\u00e9cnica de cribado de f\u00e1rmacos que integra la identificaci\u00f3n, la separaci\u00f3n y la determinaci\u00f3n de la actividad. En los \u00faltimos 20 a\u00f1os, se ha utilizado ampliamente para el cribado r\u00e1pido de antioxidantes, inhibidores de la colinesterasa e inhibidores de la lipasa. Al mismo tiempo, este m\u00e9todo se caracteriza por su sencillo funcionamiento y su bajo coste experimental. La tecnolog\u00eda de ionizaci\u00f3n directa se refiere a una novedosa t\u00e9cnica de ionizaci\u00f3n utilizada para el an\u00e1lisis r\u00e1pido por espectrometr\u00eda de masas de muestras de matrices complejas sin pretratamiento a presi\u00f3n atmosf\u00e9rica. La cromatograf\u00eda en capa fina acoplada a la espectrometr\u00eda de masas multietapa de ionizaci\u00f3n por pulverizaci\u00f3n inducida por campo electrost\u00e1tico (TLC-EFISI-MSn) puede realizar la caracterizaci\u00f3n estructural in situ de componentes activos en la autorradiograf\u00eda en capa fina de hojas de Lycium barbarum. Esta tecnolog\u00eda de ionizaci\u00f3n directa puede extraer compuestos en placas de cromatograf\u00eda de capa fina a trav\u00e9s de la extracci\u00f3n de microgotas sin gas adicional y dispositivos de calentamiento, e ionizarlos directamente bajo la acci\u00f3n de un campo electrost\u00e1tico antes de entrar en el espectr\u00f3metro de masas para su an\u00e1lisis; Es un m\u00e9todo de ionizaci\u00f3n que es f\u00e1cil de desmontar, operar y detectar r\u00e1pidamente. Por lo tanto, este art\u00edculo adopta el m\u00e9todo de cromatograf\u00eda en capa fina y espectrometr\u00eda de masas con autorradiograf\u00eda biol\u00f3gica para identificar r\u00e1pidamente los componentes con actividad hipolipemiante de las hojas de Ligustrum lucidum, proporcionando una base para aclarar la sustancia base del efecto hipolipemiante de las hojas de Ligustrum lucidum.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7967\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-341.png\" alt=\"\" width=\"331\" height=\"210\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7968\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/2-286.png\" alt=\"\" width=\"680\" height=\"275\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7969\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-267.png\" alt=\"\" width=\"708\" height=\"773\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-267.png 708w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-267-659x720.png 659w\" sizes=\"(max-width: 708px) 100vw, 708px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7970\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-247.png\" alt=\"\" width=\"708\" height=\"470\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-247.png 708w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/4-247-325x217.png 325w\" sizes=\"(max-width: 708px) 100vw, 708px\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7971\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/5-220.png\" alt=\"\" width=\"694\" height=\"497\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7972\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/6-20.jpg\" alt=\"\" width=\"652\" height=\"330\" srcset=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/6-20.jpg 652w, https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/6-20-650x330.jpg 650w\" sizes=\"(max-width: 652px) 100vw, 652px\" \/><br \/>\nEn este art\u00edculo se desarroll\u00f3 primero la muestra de ensayo de las hojas de Ligustrum lucidum en dos sistemas: cloroformo, acetato de etilo, metanol y agua (1:3:1:0,3, V\/V\/V\/V) y acetato de etilo, metanol y agua (6:2:1, V\/V\/V) para obtener m\u00e1s manchas. Mediante el examen de bioluminiscencia de inhibici\u00f3n de lipasa por cromatograf\u00eda en capa fina, se seleccionaron 10 manchas con actividad de inhibici\u00f3n de lipasa en hojas de Ligustrum lucidum y, a continuaci\u00f3n, se utiliz\u00f3 la tecnolog\u00eda TLC EFISI MSn para el an\u00e1lisis estructural r\u00e1pido de las manchas mencionadas. Bas\u00e1ndose en datos de espectrometr\u00eda de masas multietapa combinados con informes de la literatura, se especularon posibles v\u00edas de fragmentaci\u00f3n de diferentes compuestos, y se caracterizaron preliminarmente 15 posibles estructuras, todas las cuales son saponinas triterpenoides, incluyendo 9 triterpenoides arbutina, 1 triterpenoide oleanano, y 5 triterpenoides de 18,19 anillos. Tras la comparaci\u00f3n con la sustancia de referencia, se validaron 12 compuestos. Este m\u00e9todo puede detectar y caracterizar r\u00e1pidamente los componentes con actividad inhibidora de la lipasa de las hojas de Cornus officinalis, proporcionando una base para aclarar la sustancia base de la eficacia hipolipemiante de las hojas de Cornus officinalis.<\/p>","protected":false},"excerpt":{"rendered":"<p>Characterization of Lipase Inhibiting Active Components in Gougu Leaves by Thin Layer Chromatography Bioautography MSn Method Ilex cornuta Lindl Ex Paxt is a plant of the genus Ilex in the family Ilex, widely distributed in China. The dried leaves of Gougu, a traditional Chinese medicine, have been included in many herbal monographs since the Tang [&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>Characterization of Lipase Inhibiting Active Components in Gougu Leaves by Thin Layer Chromatography Bioautography MSn Method - 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\/es\/hojas-de-gougu\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Characterization of Lipase Inhibiting Active Components in Gougu Leaves by Thin Layer Chromatography Bioautography MSn Method - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Characterization of Lipase Inhibiting Active Components in Gougu Leaves by Thin Layer Chromatography Bioautography MSn Method Ilex cornuta Lindl Ex Paxt is a plant of the genus Ilex in the family Ilex, widely distributed in China. 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