{"id":8167,"date":"2024-08-11T19:50:09","date_gmt":"2024-08-11T19:50:09","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=8167"},"modified":"2024-08-11T19:50:09","modified_gmt":"2024-08-11T19:50:09","slug":"fragrance","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/duft\/","title":{"rendered":"Forskning i duftstoffernes kemiske komponenter"},"content":{"rendered":"<p>Forskning i duftstoffernes kemiske komponenter<br \/>\nJiangxiang er det t\u00f8rre kernetr\u00e6 fra stammen og r\u00f8dderne af Leguminosae-planten Dalbergia odorifera T. Chen. Dalbergia odorifera, ogs\u00e5 kendt som Huanghua-p\u00e6re, er hovedsageligt udbredt i de vestlige og sydvestlige sletter eller bakkede omr\u00e5der p\u00e5 \u00f8en Hainan. Den har en duftende og varm smag og er skarp af natur. Den h\u00f8rer til lever- og miltmeridianerne og har den virkning, at den fremmer blodcirkulationen, fjerner blodstasis, stopper bl\u00f8dninger og lindrer smerter. Den bruges hovedsageligt i kombination med Danshen til behandling af kardiovaskul\u00e6re og cerebrovaskul\u00e6re sygdomme som f.eks. koronar hjertesygdom og angina pectoris. Almindeligt anvendt i klinisk praksis er sammensat Danshen-injektion og Guanxin Danshen-tabletter. De effektive kemiske komponenter til reduktion af duft er flavonoider s\u00e5som dihydroflavoner, isoflavoner, dihydroflavoner, isoflavoner, rosentr\u00e6ekstrakt, chalconer og flygtige olier, der hovedsageligt best\u00e5r af sesquiterpener s\u00e5som terti\u00e6r alkohol fra appelsinblomst. Farmakologiske unders\u00f8gelser har vist, at flavonoider i Angelica sinensis har antiinflammatoriske, antioxidante, antitumor- og antibakterielle aktiviteter, mens flygtige oliekomponenter har tromboseh\u00e6mmende, angiogenesefremmende og myokardiefunktionsforbedrende effekter. Derudover har Xiangxiang ogs\u00e5 biologiske aktiviteter som acetylcholinesteraseh\u00e6mning og neurobeskyttelse.<br \/>\nAlfa-glukosidase er et vigtigt enzym, der for\u00e5rsager hyperglyk\u00e6mi, og dets h\u00e6mmere kan have en hypoglyk\u00e6misk effekt. Moderne forskning har vist, at flavonoider ikke kun har biologiske aktiviteter som antiinflammatoriske og antibakterielle, men ogs\u00e5 har potentiale som h\u00e6mmere af alfa-glucosidase, hvilket har tiltrukket sig forskernes opm\u00e6rksomhed. Jiangxiang indeholder en stor m\u00e6ngde flavonoider og sesquiterpener, men forskningen i de kemiske komponenters \u03b1-glucosidaseh\u00e6mmende aktivitet er relativt svag. For yderligere at udforske de kemiske komponenter med \u03b1-glucosidaseh\u00e6mmende aktivitet i kinesisk medicin og berige det materielle grundlag for kinesisk medicin blev forskellige kromatografiske teknikker brugt til at adskille og oprense ethylacetatdelen af ethanolekstraktet af kinesisk medicin. PNPG-metoden blev brugt til at bestemme forbindelsernes h\u00e6mmende aktivitet p\u00e5 \u03b1-glucosidase.<\/p>\n<p>Ti forbindelser, herunder to sesquiterpener (1, 2) og otte flavonoider (3-10), blev isoleret fra duften. Blandt dem er forbindelse 1 en sesquiterpen af eukalyptoltypen med en vis \u03b1-glucosidaseh\u00e6mmende aktivitet, som er den f\u00f8rste rapporterede forbindelsestype med denne aktivitet i kinesisk medicin; Forbindelser 8 og 9 er forbindelser af rosentr\u00e6klassen med betydelig \u03b1-glucosidaseh\u00e6mmende aktivitet. If\u00f8lge litteraturrapporter har forbindelse 8 en vis h\u00e6mmende effekt p\u00e5 Bacillus subtilis, Pseudomonas aeruginosa og Staphylococcus aureus. Forbindelserne 8 og 9 udviser ogs\u00e5 en h\u00e6mmende effekt p\u00e5 spredningen af menneskelige leverkr\u00e6ftceller. Derfor b\u00f8r virkningsmekanismen for s\u00e5danne forbindelser unders\u00f8ges yderligere i det fremtidige arbejde. Denne artikel giver et materielt grundlag for den farmakologiske forskning i reducerende duft og fungerer ogs\u00e5 som en reference til udvikling og anvendelse af reducerende duft.<\/p>","protected":false},"excerpt":{"rendered":"<p>Research on the Chemical Components of Fragrance Jiangxiang is the dry heartwood of the trunk and roots of the Leguminosae plant Dalbergia odorifera T. Chen. Dalbergia odorifera, also known as Huanghua pear, is mainly distributed in the western and southwestern plains or hilly areas of Hainan Island. It has a fragrant and warm taste, and [&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 of Fragrance - 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\/da\/duft\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Research on the Chemical Components of Fragrance - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Research on the Chemical Components of Fragrance Jiangxiang is the dry heartwood of the trunk and roots of the Leguminosae plant Dalbergia odorifera T. Chen. Dalbergia odorifera, also known as Huanghua pear, is mainly distributed in the western and southwestern plains or hilly areas of Hainan Island. 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Chen. Dalbergia odorifera, also known as Huanghua pear, is mainly distributed in the western and southwestern plains or hilly areas of Hainan Island. 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