{"id":8660,"date":"2024-08-14T18:54:01","date_gmt":"2024-08-14T18:54:01","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=8660"},"modified":"2024-08-14T18:54:01","modified_gmt":"2024-08-14T18:54:01","slug":"yarrow-grass","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/rollikegraes\/","title":{"rendered":"Forskning i de kemiske komponenter i r\u00f8llikegr\u00e6s"},"content":{"rendered":"<p>Forskning i de kemiske komponenter i r\u00f8llikegr\u00e6s<br \/>\nDer findes omkring 200 arter af Achillea (Asteraceae), som er vidt udbredt i den nordlige tempererede zone. Der er 10 arter i Kina, og de forbindelser, der er isoleret fra dem, omfatter hovedsageligt sesquiterpener, flavonoider, lignaner osv. Moderne farmakologiske unders\u00f8gelser har vist, at denne plantesl\u00e6gt har betydelige antiinflammatoriske og hypoglyk\u00e6miske aktiviteter. R\u00f8llike er den overjordiske, t\u00f8rre del af Achillea alpine L., en plante i Asteraceae-familien. Den er ogs\u00e5 kendt som en gren af artemisia, alper\u00f8llike eller tusindben. R\u00f8llikegr\u00e6s har en bitter, sur og neutral smag og h\u00f8rer til lunge-, milt- og bl\u00e6remeridianerne. Det har den funktion at afgifte og fjerne fugt, fremme blodcirkulationen og fjerne blodstasis. Blandingen \"R\u00f8llikegr\u00e6spulver\" kan effektivt forbedre mavesyren ved maves\u00e5r. R\u00f8llikegr\u00e6s bruges ogs\u00e5 ofte i folkemedicin til at fjerne varme og afgifte. Den kinesiske Materia Medica beskriver, at r\u00f8llike har gode antiinflammatoriske, feberneds\u00e6ttende og smertestillende aktiviteter. Den er hovedsageligt udbredt i Yunnan i det sydvestlige Kina, Gansu i det nordvestlige Kina, Henan og Shanxi i det nordlige Kina og h\u00f8stes under blomstringen om sommeren og efter\u00e5ret. Moderne farmakologisk forskning har vist, at de kemiske komponenter i r\u00f8llike har betydelig antiinflammatorisk aktivitet samt antioxidant, antiviral, antispasmodisk og terapeutisk effekt p\u00e5 maves\u00e5r. Men der mangler i \u00f8jeblikket forskning i de kemiske komponenter og den tilh\u00f8rende farmakologi i dette plantesystem. Indtil videre er der kun rapporteret om en lille m\u00e6ngde sesquiterpener, alkaloider og flygtige olier. For yderligere at forst\u00e5 det materielle grundlag for r\u00f8llike og forbedre dens omfattende ressourceudnyttelse isolerede, rensede og strukturelt identificerede denne unders\u00f8gelse de kemiske komponenter i 95%-ethanolfraktionen af r\u00f8llike og testede aktiviteten af de isolerede forbindelser for at opdage hovedforbindelser med virkninger mod mavekr\u00e6ft.<\/p>\n<p>Gennem ekstraktion og adskillelse af r\u00f8llikegr\u00e6s blev der opn\u00e5et i alt 16 monomere forbindelser, hvoraf forbindelse 1 er en ny amidforbindelse. Forbindelserne 4-6, 9, 10, 12, 13 og 16 blev alle isoleret fra r\u00f8llikeplanter for f\u00f8rste gang, mens forbindelserne 8 og 11 blev isoleret fra r\u00f8llikegr\u00e6s for f\u00f8rste gang. Screening for antitumoraktivitet af disse forbindelser (mavekr\u00e6ftcellelinjer MGC-803, MKN-45, HGC-27 og AGS) afsl\u00f8rede, at forbindelser 2, 5 og 9 af forskellige strukturelle typer har selektiv h\u00e6mmende aktivitet mod MGC-803-mavekr\u00e6ftcellelinjer, hvilket giver ideer til at opdage blyforbindelser med selektive anti-mavekr\u00e6fteffekter. I litteraturrapporterne om r\u00f8llikegr\u00e6s er der f\u00e5 rapporter om dets kemiske sammens\u00e6tning, og farmakologisk forskning fokuserer hovedsageligt p\u00e5 antiinflammatorisk aktivitet, men der er f\u00e5 rapporter om dets cytotoksiske aktivitet. For f\u00f8rste gang isolerede vi systematisk de vigtigste kemiske komponenter i denne plante og screenede for dens antitumoraktivitet. Nogle forbindelser viste en vis h\u00e6mmende aktivitet mod mavekr\u00e6ftceller, hvilket l\u00e6gger et teoretisk fundament for bedre udvikling og udnyttelse af denne plante, beriger typerne af kemiske komponenter i denne plante og udforsker dens effektive aktive komponenter.<\/p>","protected":false},"excerpt":{"rendered":"<p>Research on the Chemical Components of Yarrow Grass There are about 200 species of Achillea (Asteraceae), widely distributed in the northern temperate zone. There are 10 species in China, and the compounds isolated from them mainly include sesquiterpenes, flavonoids, lignans, etc. Modern pharmacological studies have shown that this genus of plants has significant anti-inflammatory 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 Yarrow Grass - 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\/rollikegraes\/\" \/>\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 Yarrow Grass - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Research on the Chemical Components of Yarrow Grass There are about 200 species of Achillea (Asteraceae), widely distributed in the northern temperate zone. 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