نتایج جستجو برای: streptomyces دریایی

تعداد نتایج: 18212  

Thirteen species of Streptomycetes, Arthrobacters and Mycobacterium were studied for the determination of a potential cholesterol oxidase producer. Only Streptomyces fradiae and Streptomyces rishiriences were found to be capable of producing this enzyme. Streptomyces fradiae was selected for the production of cholesterol oxidase and cultured in different media to find optimum media and con...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1390

گونه phaseolus vulgaris که با نام لوبیای معمولی شناخته می شود به علت محتوای بالای پروتئین (22 درصد از وزن دانه) به عنوان یکی از مهمترین لگوم ها در جهان محسوب می‏شود که مکمل غلات بوده و منبع کربوهیدرات-هاست. لوبیا به وسیله ی تعدادی از قارچ های بیماریزای گیاهی از جمله sclerotium rolfsii، عامل مرگ گیاهچه و پوسیدگی ریشه، sclerotinia sclerotiorum عامل کپک سفید ساقه و colletotrichum lindemuthianum عا...

Journal: :iranian journal of microbiology 0
selvakumar dharmaraj department of aquatic biology and fisheries, university of kerala, kariavattom campus, trivandrum 695581, india. b ashokkumar zoological survey of india, marine biological station, santhome high road, chennai 600028, india. k dhevendaran department of aquatic biology and fisheries, university of kerala, kariavattom campus, trivandrum 695581, india.

background and objectives: in marine actinomycetes, carotenoid production occurs in constitutive, light-dependent or cryptic manner. the present work deals with the fermentative production of carotenoids from marine actinomycetes. materials and methods: marine actinomycetes namely streptomyces strain aqbmm35 was isolated from the marine sponge mycale mytilorum collected from south west coast of...

ژورنال: :مجله دانشگاه علوم پزشکی شهید صدوقی یزد 0
شیلا صفائیان sh safaiean مهدی آسمار m asmar مهین فرهمند m farahmand

مقدمه: می دانیم که میکروارگانیسم های دریایی یکی از منابع بسیار مهم ترکیبات جدید محسوب می شوند. اکتینومیست ها از باکتری های گرم مثبت رشته ای هستند که در همه جا گسترده می باشند و نقش بسیار مهمی را در توسعه داروها به ویژه داروهای ضدسرطانی ایفا می نمایند. روش بررسی: سویه دریایی باکتری استرپتومیسس گریزکولوآلبوس griscoloalbus streptomyces از مرجان نرم erecta sinularia واقع در خلیج فارس جداسازی شد. شر...

2011
T. Bonitz V. Alva O. Saleh A. N. Lupas L. Heide

Fnq26* Streptomyces cinnamonensis CAL34104 [2] Fur7* Streptomyces sp. KO-3988 BAE78975 [3] NphB* Streptomyces sp. Strain Cl190 1ZB6_A [4] NovQ* Streptomyces niveus DSM 40088 AAF67510 [5] EpzP* Streptomyces cinnamonensis ADQ43372 [6] PpzP* Streptomyces anulatus CAX48655 [7] PtfAt* Aspergillus terreus NIH2624 EAU39467 PtfBf* Botryotinia fuckeliana B05.10 EDN25735 PtfSs* Sclerotinia sclerotiorum 1...

Journal: :jundishapur journal of microbiology 0
ahmad siti junaidah school of diagnostic and biomedical sciences, faculty of medicine and health sciences, university sultan zainal abidin, kuala terengganu, terengganu, malaysia sudi suhaini school of bioscience and biotechnology study, faculty of science and technology, university kebangsaan malaysia, selangor, malaysia hasidah mohd sidek school of bioscience and biotechnology study, faculty of science and technology, university kebangsaan malaysia, selangor, malaysia dayang fredalina basri school of diagnostic and biomedical sciences, faculty of medicine and health sciences, university sultan zainal abidin, kuala terengganu, terengganu, malaysia noraziah mohamad zin school of diagnostic and applied health sciences, faculty of health sciences, university kebangsaan malaysia, kuala lumpur, malaysia; school of diagnostic and applied health sciences, faculty of health sciences, university kebangsaan malaysia, kuala lumpur, malaysia. tel: +60-392897373

conclusions the streptomyces sp. suk 25 culturing was optimized using thronton media, at ph 7 and aeration of 140 rpm. further isolation and identification of bioactive compounds will develop anti-mrsa therapeutics. materials and methods disc diffusion and minimum inhibitory concentration (mic) assay were used to determine the antibacterial activity of streptomyces sp. isolates. optimization of...

Journal: :medical journal of islamic republic of iran 0
morteza sattari from the department of microbiology, health science faculty, tarbiat modarres university, tehran nasrin moazami the biotechnology center, iranian research organization for science and technology, p.o.box 15815-3338, tehran mohammad esmall zulfaghari the pharmaceutical research center, daru-pakhsh co., p.o. box 13185-877, tehran, islamic republic of iran.

production of oxytetracycline by an isolated strain of streptomyces rimosus from iranian soil was investigated using a special fermentation medium. a comparative study was performed with standard strain ptcc 1144 using the following parameters optimum growth conditions with respect to time, ph, and different amounts of corn steep liquor. surprisingly, the production yield of the wild strain was...

ژورنال: دنیای میکروب ها 2020

سابقه و هدف: اکتینومیست ها به عنوان منابع متابولیت های ثانویه با فعالیت های بیولوژیکی متنوع شناخته می شوند. این مطالعه با هدف شناسایی برخی از اکتینومیست های جدا سازی شده از محیط دریایی در مالزی، بررسی ژنهای پلی کتاید سنتتاز تیپ I (PKS-I) و پپتید سنتتاز غیر ریبوزومی (NRPS) و همچنین بررسی خصوصیات ضد میکروبی آنها انجام گرفت.مواد و روش ها: اکتینومیست های انتخاب شده به وسیله روش های مرفولوژیکی...

2017
Drago Haas Claude Gerbaud Nevzat Sahin Jean-Luc Pernodet Sylvie Lautru

We report the draft genome sequence of Streptomyces sp. M1013, a strain isolated from the Medicago arborea rhizosphere in Izmir, Turkey. An average nucleotide identity (ANI) analysis reveals that this strain belongs to the same species as Streptomyces canus ATCC12647 and is closely related to Streptomyces ambofaciens and Streptomyces coelicolor.

Journal: :international journal of aquatic biology 0
selvakumar dharmaraj department of aquatic biology and fisheries, university of kerala, kariavattom campus, thiruvananthapuram – 695 007, kerala, india. kandasamy dhevendaran school of chemical and biotechnology, sastra university, thanjavur - 613401, tamil nadu, india.

the potential of marine actinobacteria particularly streptomyces as a single cell protein (scp) feed for the growth of ornamental fish, xiphophorus helleri has been investigated. the streptomyces strains used as scp were isolated from the marine sponges, namely callyspongia diffusa , mycale mytilorum , tedania anhelans and dysidea fragilis . six scp feeds were prepared and their effects were co...

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