{"id":9132,"date":"2024-08-15T18:57:38","date_gmt":"2024-08-15T18:57:38","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=9132"},"modified":"2024-08-15T18:57:38","modified_gmt":"2024-08-15T18:57:38","slug":"purple-stem-zeeland","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/purple-stem-zeeland\/","title":{"rendered":"Unders\u00f8gelse af den antiinflammatoriske aktivitet af zelanosidforbindelser i Purple Stem Zeeland"},"content":{"rendered":"<p>Unders\u00f8gelse af den antiinflammatoriske aktivitet af zelanosidforbindelser i Purple Stem Zeeland<br \/>\nEupatorium adenophorum Spreng er en fler\u00e5rig, halvbuskagtig urteagtig plante i Asteraceae-familien, som er vidt udbredt i det sydvestlige Kina, bl.a. i Yunnan. Purpursolhat er en invasiv art, der blev indf\u00f8rt til Yunnan i Kina omkring 1950'erne. Den har en st\u00e6rk forplantningsevne og blev et skadedyr i 1970'erne, hvilket for\u00e5rsagede ukontrollerbare \u00f8kologiske katastrofer for landbrug, skovbrug og dyrehold i den sydvestlige region. Nogle forskere har fors\u00f8gt sig med mekaniske, kemiske og biologiske bek\u00e6mpelsesmetoder for effektivt at kunne kontrollere spredningen af purpurr\u00f8dtop. Selvom kombinationen af disse tre metoder er en effektiv m\u00e5de at styre p\u00e5, kr\u00e6ver det en masse arbejdskraft og materielle ressourcer, der g\u00e5r til spilde. Derfor er fuld forskning, udvikling og udnyttelse af denne rigelige naturressource til at g\u00f8re affald til en skat blevet en effektiv m\u00e5de at l\u00f8se problemet med purpurstilke p\u00e5.<\/p>\n<p>P\u00e5 listen over l\u00e6geplanter i Yunnan stod der engang, at hele planten af lilla l\u00f8vstikke fremmer blodcirkulationen, regulerer menstruationen, fjerner varme og afgifter. Den kan bruges indvortes til at behandle fork\u00f8lelse, feber, menstruationsforstyrrelser, h\u00e6velser og smerter, og udvortes til at behandle tinea pedis, unavngivne h\u00e6velser og smerter samt udvendige bl\u00f8dninger. I de senere \u00e5r har folk brugt moderne farmakologiske forskningsmetoder til at studere den biologiske aktivitet af purpursolhat, hvilket indikerer, at den har antibakterielle, antivirale, antitumor-, antioxidant- og insektdr\u00e6bende aktiviteter. Baseret p\u00e5 de traditionelle virkninger af regulering af meridianer, fremme af blodcirkulationen, reduktion af feber og h\u00e6velse kan det udledes, at purpursolhat kan have en vis antiinflammatorisk aktivitet. Der findes dog i \u00f8jeblikket kun \u00e9n rapport om den antiinflammatoriske aktivitet af de kemiske reaktionsprodukter af \u00e6terisk olie fra purpursolhat, og den antiinflammatoriske aktivitet af de iboende naturlige komponenter i purpursolhat er endnu ikke blevet rapporteret. Derfor er det n\u00f8dvendigt at unders\u00f8ge de anti-inflammatoriske aktive ingredienser i purpursolhat. Projektteamet har forsket i udvinding, adskillelse og oprensning af purple loosestrife ved hj\u00e6lp af en ny udvindings- og adskillelsesteknologi og opn\u00e5et udvindingssteder som superkritisk CO2-ekstraktion og molekyl\u00e6r destillationsberigelse med superkritisk CO2-ekstraktion samt to loosestrife-monomerer (se figur 1 for monomerstruktur). Blandt dem er loosestrife-komponenter de vigtigste komponenter i det superkritiske CO2-ekstraktionssted og det superkritiske CO2-ekstraktionsmolekyl\u00e6re destillationsberigelsessted. P\u00e5 dette grundlag evaluerer denne artikel den antiinflammatoriske aktivitet af superkritisk CO2-ekstraktion, molekyl\u00e6r destillationsberigelse og methanolekstraktionsdele af lilla l\u00f8vstikke in vitro, idet der s\u00f8ges efter effektive antiinflammatoriske ingredienser og skabes et grundlag for ressourceudnyttelse af denne plante.<\/p>\n<p>Baseret p\u00e5 en in vitro-celleinflammationsmodel er denne unders\u00f8gelse den f\u00f8rste til at unders\u00f8ge de antiinflammatoriske aktiviteter p\u00e5 tre ekstraktionssteder, nemlig superkritisk CO2-ekstrakt, superkritisk CO2-ekstraktionsmolekyl\u00e6r destillationsekstrakt og methanolekstrakt samt euptox A og 9-oxoagaraphron, fra lilla l\u00f8srivelse. Med hensyn til in vitro-antiinflammatoriske virkninger udviser superkritisk CO2-ekstrakt og molekyl\u00e6r destillationsekstrakt med superkritisk CO2-ekstraktion betydelig antiinflammatorisk aktivitet; superkritisk CO2-ekstrakt og molekyl\u00e6r destillationsekstrakt med superkritisk CO2-ekstraktion er rige p\u00e5 Zeeland-ketonkomponenter, hvilket tyder p\u00e5, at den antiinflammatoriske aktivitet af purple loosestrife er relateret til Zeeland-ketonstoffer. Euptox A og 9-oxoagaraphron-monomerer udviser betydelig antiinflammatorisk aktivitet, og begge monomerer overg\u00e5r de respektive ekstrakter. Resultaterne har vist, at Zeelan-ketonstoffer har god antiinflammatorisk aktivitet og er en af de effektive antiinflammatoriske ingredienser i purpursolhat.<\/p>\n<p>NO er et lille gasmolekyle, som hovedsageligt dannes af humane vaskul\u00e6re endotelceller. N\u00e5r det stimuleres af antigener, LPS og visse cytokiner, induceres inducerbar nitrogenoxidsyntase (iNOS) i v\u00e6v til at producere en stor m\u00e6ngde NO under inflammation. NO kombineres med O2- for at producere en st\u00e6rkere oxidant NO3 og fremmer derved inflammatoriske reaktioner, herunder vasodilatation, \u00f8dem og lokalt erytem, hvilket \u00f8ger den inflammatoriske ekssudation. Samtidig kan NO tr\u00e6nge ind i cellerne og h\u00e6mme tricarboxylsyrecyklussen, forstyrre energimetabolismen, forv\u00e6rre v\u00e6vsskader og justere NO-niveauerne for at hj\u00e6lpe med at behandle inflammatoriske reaktioner. TNF - \u03b1 har en bred vifte af biologiske egenskaber, der deltager i inflammatoriske og immunresponser, antitumor og andre patologiske processer. Samtidig kan TNF - \u03b1 yderligere inducere produktionen af cytokiner som IL-6, IL-8, interleukin-10 osv. Disse pro-inflammatoriske cytokiner deltager i akutte reaktioner, feberreaktioner og udl\u00f8ser frigivelse af kemokiner i kroppen. De kan ogs\u00e5 aktivere endotelceller, hvilket f\u00f8rer til \u00f8get vaskul\u00e6r permeabilitet. Zeranonforbindelser har en signifikant h\u00e6mmende effekt p\u00e5 produktionen af NO og TNF - \u03b1 i LPS-aktiverede musemakrofager, og effekten er dosisafh\u00e6ngig, hvilket indikerer, at den antiinflammatoriske effekt af Zeranonforbindelser er relateret til deres h\u00e6mning af NO- og TNF - \u03b1-produktionen. Dette eksperiment unders\u00f8gte kun den antiinflammatoriske aktivitet in vitro af komponenterne i den lilla l\u00f8vstikke, mens den molekyl\u00e6re mekanisme for dens komponenter samt deres absorptions- og metabolismem\u00f8nstre in vitro og in vivo antiinflammatoriske mekanismer fortjener yderligere unders\u00f8gelse.<\/p>\n<p>Dette studie unders\u00f8gte kun de antiinflammatoriske aktiviteter in vitro af superkritisk CO2-ekstrakt og superkritisk CO2-molekyl\u00e6r destillationsekstrakt af purpursolhat samt de vigtigste enkeltforbindelser af solhat, euptox A og 9-oxogeraphoron. Purpursolhat kan ogs\u00e5 indeholde en lille m\u00e6ngde strukturelt lignende forbindelser s\u00e5som 9-carbonyl-12-hydroxy-10,11-dehydroloosestrife, 9 \u03b2-hydroxyloosestrife og 9-hydroxyloosestrife-acetat. In vivo- og in vitro-antiinflammatoriske aktiviteter og mekanismer for andre l\u00f8srivelseskomponenter fortjener yderligere systematisk forskning.<\/p>","protected":false},"excerpt":{"rendered":"<p>Study on the Anti inflammatory Activity of Zelanoside Compounds in Purple Stem Zeeland Eupatorium adenophorum Spreng is a perennial semi shrub herbaceous plant in the Asteraceae family, widely distributed in southwestern China such as Yunnan. Purple loosestrife is an invasive species that was introduced to Yunnan, China around the 1950s. It has a strong reproductive [&hellip;]<\/p>\n","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 the Anti inflammatory Activity of Zelanoside Compounds in Purple Stem Zeeland - 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\/lilla-stilk-zeeland\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Study on the Anti inflammatory Activity of Zelanoside Compounds in Purple Stem Zeeland - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Study on the Anti inflammatory Activity of Zelanoside Compounds in Purple Stem Zeeland Eupatorium adenophorum Spreng is a perennial semi shrub herbaceous plant in the Asteraceae family, widely distributed in southwestern China such as Yunnan. 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