{"id":5216,"date":"2024-08-04T17:51:08","date_gmt":"2024-08-04T17:51:08","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=5216"},"modified":"2024-08-04T17:51:08","modified_gmt":"2024-08-04T17:51:08","slug":"aspergillus-jensenii-ss5","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/aspergillus-jensenii-ss5\/","title":{"rendered":"Unders\u00f8gelse af kemiske komponenter i havsvampen Aspergillus jensenii SS5"},"content":{"rendered":"<p>Unders\u00f8gelse af kemiske komponenter i havsvampen Aspergillus jensenii SS5<br \/>\nHavet er den st\u00f8rste overfladeressource p\u00e5 jorden, med en enorm biodiversitet og en vigtig kilde til naturprodukter. Is\u00e6r de mangfoldige marine mikroorganismer, som stort set er uudforskede. Havsvampe har unikke metaboliske veje, overlevelses- og reproduktionsmetoder og tilpasningsmekanismer i ekstreme livsmilj\u00f8er, hvilket resulterer i produktion af strukturelt nye og biologisk aktive sekund\u00e6re metabolitter. Dette har tiltrukket sig stor opm\u00e6rksomhed fra forskere b\u00e5de nationalt og internationalt og er blevet den mest lovende kilde til nye marine naturmedicinske produkter. Det er ogs\u00e5 et af hotspots i udviklingen af nye hovedforbindelser.<\/p>\n<p>Aspergillus er vidt udbredt i b\u00e5de land- og havmilj\u00f8er, og det har vist sig, at marine Aspergillus har evnen til at producere et stort antal strukturelt forskellige sekund\u00e6re metabolitter. I 1992 rapporterede Numata et al. det f\u00f8rste naturlige produkt fra marine Aspergillus og \u00e5bnede dermed et kapitel i studiet af sekund\u00e6re metabolitter fra marine Aspergillus. I 2018 har antallet af nye naturprodukter fra marine svampe, der er rapporteret i forskningen, oversteget 979, herunder polyketoner, alkaloider, terpener, makrolider, amider, steroider, halogenerede forbindelser, peptider og andre typer. Denne serie af sekund\u00e6re metabolitter fra havsvampe har forskellige biologiske aktiviteter s\u00e5som antitumor, antiviral, fjernelse af frie radikaler, antioxidant, neurobeskyttende, antiinflammatorisk, antikardiovaskul\u00e6r og cerebrovaskul\u00e6r sygdom, antibakteriel og insektresistens. For eksempel blev forbindelsen aurasperon H udvundet fra fermenteringsproduktet fra den marine svamp Aspergillus niger og viste signifikant cytotoksicitet mod den humane akutte promyelocytiske leuk\u00e6micellelinje HL-60. Diphenyletherforbindelsen diorcinol D, der blev fremstillet af det fermenterede r\u00e5ekstrakt af havsvampen Aspergillus jensenii LW128, udviser fremragende antibakteriel aktivitet. Det er n\u00f8dvendigt at foretage yderligere dybdeg\u00e5ende forskning i sj\u00e6ldne marine Aspergillus-svampe, fuldt ud at udforske deres biosyntetiske potentiale og opn\u00e5 flere naturlige produkter, der kan udvikles som prodrugs. Derfor fokuserer dette eksperiment p\u00e5 isolering af den marine svamp Aspergillus jensenii SS5 fra marine sedimenter i Det Sydkinesiske Hav og identificerer den kemiske sammens\u00e6tning af dens fermenteringsprodukter for at opn\u00e5 sekund\u00e6re metabolitter med betydelig cytotoksisk aktivitet, hvilket giver nye ideer til design af sm\u00e5molekyl\u00e6re l\u00e6gemidler til kr\u00e6ftbehandling.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5217\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/1-8.jpg\" alt=\"\" width=\"763\" height=\"194\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5218\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/2-113.png\" alt=\"\" width=\"686\" height=\"154\" \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5219\" src=\"https:\/\/longchangextracts.com\/wp-content\/uploads\/2024\/08\/3-107.png\" alt=\"\" width=\"353\" height=\"233\" \/><br \/>\nFra havsvamp A Fire forbindelser blev isoleret fra r\u00e5ekstraktet af Jensenii SS5: epigriseofulvin (1), sterigmatocystin (2), brevianamid M (3) og meleagrin (4). Forbindelserne 1-3 blev f\u00f8rst isoleret fra marine A. Isolationen fra Jensen ii berigede i h\u00f8j grad A. sl\u00e6gten af Aspergillus-svampe Mangfoldigheden af sekund\u00e6re metabolitstrukturer i Jensen ii. Et stort antal forskningsresultater har vist, at marine Aspergillus-svampe er vigtige kilder til forskellige sekund\u00e6re metabolitter med rige biologiske aktiviteter. Mange nye naturprodukter fra marine Aspergillus har gode antitumor-, antivirale og andre biologiske aktiviteter. Derfor testede denne artikel cytotoksiciteten af fire forbindelser, og resultaterne viste, at forbindelse 4 effektivt kan h\u00e6mme humane lungekr\u00e6ft A549-celler og humane leverkr\u00e6ft Bel-7402-celler. Forbindelse 2 har en god h\u00e6mmende virkning p\u00e5 A549 menneskelig lungekr\u00e6ftcellelinje. Disse to forbindelser forventes at blive unders\u00f8gt yderligere som prodrugs mod kr\u00e6ft, og denne unders\u00f8gelse giver ogs\u00e5 et teoretisk grundlag for udvikling af naturlige aktive forbindelser<\/p>","protected":false},"excerpt":{"rendered":"<p>Study on Chemical Components of Marine Fungi Aspergillus jensenii SS5 The ocean is the largest surface resource on Earth, with enormous biodiversity and an important source of natural products. Especially the diverse marine microorganisms, which are largely unexplored. Marine fungi have unique metabolic pathways, survival and reproduction methods, and adaptation mechanisms in extreme living environments, [&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>Study on Chemical Components of Marine Fungi Aspergillus jensenii SS5 - 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\/aspergillus-jensenii-ss5\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Study on Chemical Components of Marine Fungi Aspergillus jensenii SS5 - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Study on Chemical Components of Marine Fungi Aspergillus jensenii SS5 The ocean is the largest surface resource on Earth, with enormous biodiversity and an important source of natural products. 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