{"id":8241,"date":"2024-08-11T20:57:05","date_gmt":"2024-08-11T20:57:05","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=8241"},"modified":"2024-08-11T20:57:05","modified_gmt":"2024-08-11T20:57:05","slug":"yagao-mountain-hydrangea","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/yagao-mountain-hydrangea\/","title":{"rendered":"Optimering af ekstraktion, strukturel karakterisering og antiinflammatoriske effekter af polysaccharider fra Yagao Mountain Hydrangea"},"content":{"rendered":"<section>Optimering af ekstraktion, strukturel karakterisering og antiinflammatoriske effekter af polysaccharider fra Yagao Mountain Hydrangea<br \/>\nSparassis-arter har frisk og m\u00f8rt k\u00f8d og er n\u00e6ringsrige spisesvampe. Der er 10 arter i sl\u00e6gten Hydrangea, og den nuv\u00e6rende forskning i polysaccharider fra Hydrangea fokuserer prim\u00e6rt p\u00e5 to arter, nemlig Sparassis crispa og Sparassis latifolia. Polysaccharidindholdet i Streptococcus er rigeligt og er det vigtigste bioaktive stof. Unders\u00f8gelser har vist, at Streptococcus-polysaccharider har antitumoreffekter, tarmens immunregulerende funktioner og antioxidanteffekter. Strukturen af polysaccharider er grundlaget for deres biologiske aktivitet, if\u00f8lge rapporter Det vigtigste polysaccharid i crispa er forgrenet \u03b2 - (1 \u2192 3) - D-glucan, men dets molekylv\u00e6gt (200 kDa) er relativt stor og vanskelig at opl\u00f8se i vand. S. Polysacchariderne, der er isoleret fra Latifolia, best\u00e5r hovedsageligt af glukose, mannose, galaktose, xylose og fruktose. Unders\u00f8gelser af den rumlige struktur har vist, at polysaccharidet har en netv\u00e6rksstruktur, og dets kemiske struktur er uklar. Dette projekt bruger S. subalpina som r\u00e5materiale til i detaljer at karakterisere de kemiske og rumlige strukturer i de vigtigste polysaccharider og til at unders\u00f8ge dens antiinflammatoriske aktivitet. Sammenlignet med andre arter af sl\u00e6gten Hydrangea findes der i \u00f8jeblikket ingen relevante rapporter fra ind- og udland. Vilde ressourcer af Streptococcus er knappe, og forskning i flere sm\u00e5 arter kan hj\u00e6lpe med at udnytte deres potentiale til bedre udvikling og anvendelse.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Ekstraktionsprocesmodellen for totalt sukker af Streptococcus mutans i subalpine bjerge blev opn\u00e5et som Y = 14,84 + 2,29X1 + 0,14X2 - 0,59X3 - 2,54X1X2 - 0,10X1X3 + 0,80X2X3 - 1,52X12 + 0,01X22 - 1,08X32. De optimale ekstraktionsbetingelser blev opn\u00e5et (forhold mellem v\u00e6ske og materiale = 80 ml\/g, ekstraktionstid = 60 minutter, ekstraktionstemperatur = 70 \u00b0C), og ekstraktionshastigheden under disse betingelser var (18,21 \u00b1 0,68)%. Et vandopl\u00f8seligt polysaccharid SSP blev isoleret og oprenset fra Streptococcus subalpina med et udbytte p\u00e5 10,50%. SSP-komponenterne er homogene og indeholder karakteristiske funktionelle grupper af kulhydratstoffer med et sukkerindhold p\u00e5 99,30%. Det indeholder ikke proteiner eller nukleinsyrer og gennemg\u00e5r stofnedbrydning inden for temperaturomr\u00e5det 258-408 \u2103. Den gennemsnitlige molekylv\u00e6gt er 50 kDa, sammensat af glukose, mannose, galactose og arabinose, med et mol\u00e6rt masseforhold p\u00e5 6,5:1,3:1:1 for hvert monosaccharid. SSP er et polysaccharid uden forgreningsstruktur, og dets kemiske gentagelsesenheder er \u2192 3) - \u03b1 - D-Galp - (1 \u2192 2) - \u03b2 - D-Glup - (1 \u2192 3) - \u03b2 - L-Araf - (1 \u2192 3) - \u03b1 - D-Man p - (1 \u2192). Dens rumlige struktur er kendetegnet ved en netv\u00e6rksstruktur af sammenv\u00e6vede polysaccharidk\u00e6der. En vellykket inflammationsmodel blev etableret, og 25 \u03bc g\/mL eller 75 \u03bc g\/mL polysaccharid SSP h\u00e6mmede signifikant udtrykket af TNF - \u03b1, COX-2 og iNOS i inflammatoriske celler RAW 264.7 (P0,05).<\/p>\n<p>If\u00f8lge rapporter har patienter med hjernebl\u00f8dning og Alzheimers sygdom (AD) markant \u00f8gede niveauer af kemokiner (TNF - \u03b1) i deres kroppe. TNF - \u03b1 kan \u00f8ge plakaflejring og har neurotoksicitet, hvilket yderligere aktiverer overekspression af iNOS-genet, hvilket f\u00f8rer til neuronal celleskade og apoptose. Polysaccharider fra Agaricus bisporus kan effektivt h\u00e6mme overekspressionen af TNF - \u03b1 og iNOS. Som en naturligt forekommende spiselig svamp med en klar struktur har den gode sundhedsm\u00e6ssige fordele for sygdomme i det centrale system.<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Optimization of Extraction, Structural Characterization, and Anti inflammatory Effects of Polysaccharides from Yagao Mountain Hydrangea Sparassis species have fresh and tender meat, and are nutrient rich edible fungi. There are 10 species in the genus Hydrangea, and current research on polysaccharides from Hydrangea mainly focuses on two species, namely Sparassis crispa and Sparassis latifolia. The [&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>Optimization of Extraction, Structural Characterization, and Anti inflammatory Effects of Polysaccharides from Yagao Mountain Hydrangea - 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\/yagao-mountain-hydrangea\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Optimization of Extraction, Structural Characterization, and Anti inflammatory Effects of Polysaccharides from Yagao Mountain Hydrangea - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Optimization of Extraction, Structural Characterization, and Anti inflammatory Effects of Polysaccharides from Yagao Mountain Hydrangea Sparassis species have fresh and tender meat, and are nutrient rich edible fungi. There are 10 species in the genus Hydrangea, and current research on polysaccharides from Hydrangea mainly focuses on two species, namely Sparassis crispa and Sparassis latifolia. 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There are 10 species in the genus Hydrangea, and current research on polysaccharides from Hydrangea mainly focuses on two species, namely Sparassis crispa and Sparassis latifolia. 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