{"id":8711,"date":"2024-08-14T19:20:56","date_gmt":"2024-08-14T19:20:56","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=8711"},"modified":"2024-08-14T19:20:56","modified_gmt":"2024-08-14T19:20:56","slug":"streptomyces-ardus-ws-65090-and-their-biological-activities","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/tr\/streptomyces-ardus-ws-65090-ve-bi\u0307yoloji\u0307k-etki\u0307nli\u0307kleri\u0307\/","title":{"rendered":"Streptomyces ardus WS-65090 taraf\u0131ndan \u00fcretilen teleosidin bile\u015fikleri ve biyolojik aktiviteleri \u00fczerine \u00e7al\u0131\u015fma"},"content":{"rendered":"<p>Streptomyces ardus WS-65090 taraf\u0131ndan \u00fcretilen teleosidin bile\u015fikleri ve biyolojik aktiviteleri \u00fczerine \u00e7al\u0131\u015fma<br \/>\nMikroorganizmalar, ila\u00e7 ve pestisitlerin geli\u015ftirilmesi i\u00e7in b\u00fcy\u00fck miktarda \u00f6nc\u00fc bile\u015fik kayna\u011f\u0131 sa\u011flar. Streptomyces, \u00e7e\u015fitli ikincil metabolit yap\u0131lar\u0131 ve \u00f6nemli biyolojik aktiviteleri ile \u00f6nemli bir aktinomiset grubudur. Bir\u00e7ok antibiyoti\u011fin kayna\u011f\u0131 ve potansiyel ila\u00e7 kayna\u011f\u0131 olarak kabul edilir. Son y\u0131llarda, Streptomyces sp. KIB-K1'den izole edilen ve Staphylococcus aureus \u00fczerinde 7,81 \u03bcg\/mL MIC de\u011feri ile \u00f6nemli bir inhibit\u00f6r etkiye sahip yeni bir makrosiklik lipid bile\u015fi\u011fi olan aldgamisin P gibi Streptomyces'ten iyi biyolojik aktiviteye sahip baz\u0131 metabolitler ke\u015ffedilmi\u015ftir. Endostemoninler A-J bile\u015fikleri, Streptomyces BS-1 su\u015fundan ilk kez izole edilen ve tan\u0131mlanan yeni bildirilmi\u015f do\u011fal pirol-2-karboksilat t\u00fcrevleridir. Pamuk yaprak bitlerine kar\u015f\u0131 72 saatlik LC50 de\u011feri 3.55-32.00mg\/L aras\u0131nda de\u011fi\u015fen g\u00fc\u00e7l\u00fc \u00f6ld\u00fcr\u00fcc\u00fc aktivite sergilemektedirler.<br \/>\nAktinomisetlerden aktif metabolitlerin ara\u015ft\u0131r\u0131lmas\u0131 s\u00fcrecinde, Streptomyces ardus WS65090'\u0131n fermente edilmi\u015f bir ekstresinin iyi bir b\u00f6cek \u00f6ld\u00fcr\u00fcc\u00fc aktiviteye sahip oldu\u011funu bulduk. Aktif metabolitlerini a\u00e7\u0131kl\u0131\u011fa kavu\u015fturmak i\u00e7in izole edildi, safla\u015ft\u0131r\u0131ld\u0131 ve baz\u0131 teleosidin bile\u015fikleri elde edildi. Teleosidin ilk olarak 1960 y\u0131l\u0131nda Akdeniz Streptomyces miselyumunun metanol ekstresinden toksik bir madde olarak izole edilmi\u015ftir. A1, A2, B-1, B-2, B-3 ve B-46 stereoizomerleri ile benzersiz bir indol laktam iskeletine sahiptir ve benzersiz yap\u0131s\u0131 ve \u00e7e\u015fitli biyolojik aktiviteleri nedeniyle \u00e7ok dikkat \u00e7ekmi\u015ftir. G\u00fcn\u00fcm\u00fczde, mikroorganizmalardan lyngbyatoxin A~C, olivoretin A~C, 14-O - (N-asetilglukozaminil) teleocidin A ve 2-oxo teleocidin A1 gibi teleocidin yap\u0131s\u0131yla ilgili \u00e7e\u015fitli bile\u015fikler izole edilmi\u015ftir. Bu bile\u015fikler cilt tahri\u015f edici, t\u00fcm\u00f6r destekleyici, PKC aktivat\u00f6r\u00fc ve sitotoksik aktivite gibi \u00f6nemli biyolojik aktiviteler sergilemektedir. Bu \u00e7al\u0131\u015fmada bildirilen yeni teleosidin B s\u0131n\u0131f\u0131 analoglar\u0131 ve bunlar\u0131n b\u00f6cek \u00f6ld\u00fcr\u00fcc\u00fc ve sitotoksik aktiviteleri, bu t\u00fcr bile\u015fiklerin yap\u0131sal t\u00fcrlerini ve aktivitelerini ve ayr\u0131ca Streptomyces'in aktif metabolitlerinin t\u00fcrlerini zenginle\u015ftirmekte ve tar\u0131mdaki ara\u015ft\u0131rmalar\u0131 i\u00e7in temel veriler sa\u011flamaktad\u0131r.<\/p>\n<p>Streptomyces ardus WS-65090'\u0131n fermente \u00f6z\u00fct\u00fcnden, hepsi b\u00f6cek \u00f6ld\u00fcr\u00fcc\u00fc ve sitotoksik aktiviteler sergileyen be\u015f teleosidin bile\u015fi\u011fi izole edilmi\u015ftir. Bunlar aras\u0131nda 14-O-asetiltoleosidin B-2 (1) yeni bir bile\u015fiktir ve 14-O-asetiltoleosidin B-3 (2) yeni bir do\u011fal \u00fcr\u00fcnd\u00fcr ve n\u00fckleer manyetik rezonans spektrum verileri ilk kez detayland\u0131r\u0131lm\u0131\u015ft\u0131r. Son y\u0131llarda ilk kez toprak k\u00f6kenli Streptomyces su\u015flar\u0131ndan sonbahar kurdu, pamuk kurdu, elmas s\u0131rtl\u0131 g\u00fcve ve yaprak bitlerine kar\u015f\u0131 insektisidal aktiviteye sahip teleosidin B tipi bile\u015fikler izole edilmi\u015ftir. Ayr\u0131ca, bu iki yeni teleosidin analo\u011fu C-14'te asetil gruplar\u0131 i\u00e7ermektedir ve insektisidal aktiviteleri bilinen \u00fc\u00e7 bile\u015fikten daha g\u00fc\u00e7l\u00fcd\u00fcr. Sitotoksik aktivitenin deneysel sonu\u00e7lar\u0131na dayanarak, teleosidin analoglar\u0131n\u0131n C-14 pozisyonundaki asetil grubunun biyolojik aktiviteleri \u00fczerinde \u00f6nemli bir etkiye sahip oldu\u011fu g\u00f6sterilmi\u015ftir. Teleosidin bile\u015fiklerinin biyolojik aktiviteleri esas olarak t\u0131bbi aktivitelere odaklanm\u0131\u015ft\u0131r. Bu \u00e7al\u0131\u015fmada rapor edilen bile\u015fikler, teleosidin bile\u015fiklerinin t\u00fcrlerini zenginle\u015ftirmekte, biyolojik aktivitelerini geni\u015fletmekte ve tar\u0131m alan\u0131ndaki ara\u015ft\u0131rmalar\u0131 i\u00e7in ke\u015fif sa\u011flamaktad\u0131r.<\/p>","protected":false},"excerpt":{"rendered":"<p>Study on teleocidin compounds produced by Streptomyces ardus WS-65090 and their biological activities Microorganisms provide a large amount of lead compound resources for the development of drugs and pesticides. Streptomyces is a major group of actinomycetes, with diverse secondary metabolite structures and significant biological activity. It is considered a source of many antibiotics and potential [&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 teleocidin compounds produced by Streptomyces ardus WS-65090 and their biological activities - 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\/tr\/streptomyces-ardus-ws-65090-ve-bi\u0307yoloji\u0307k-etki\u0307nli\u0307kleri\u0307\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Study on teleocidin compounds produced by Streptomyces ardus WS-65090 and their biological activities - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Study on teleocidin compounds produced by Streptomyces ardus WS-65090 and their biological activities Microorganisms provide a large amount of lead compound resources for the development of drugs and pesticides. 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