نتایج جستجو برای: bacillus laterosporous

تعداد نتایج: 56256  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده کشاورزی 1391

فیتیک اسید، ماده ای ضد تغذیه ای است که در دانه غلات و حبوبات یافت می شود. این ماده از جذب عناصر معدنی و پروتئین ها در روده جلوگیری کرده و ارزش غذایی ماده مصرف شده را به شدت کاهش می دهد. بنابراین استفاده از روش هایی برای کاهش و حذف این ماده راهی در جهت احیای ارزش غذایی حبوبات وغلات به شمار می آید. آنزیم فیتاز با هیدرولیز فیتیک اسید این کار را به نحوی انجام می دهد که کمترین اثر نامطلوب بر روی ماد...

Journal: :The Journal of Experimental Medicine 2003
James L. Stoddard

The bacillus described in this paper occurred in a fatal case of gas gangrene. The cultures were derived from infected muscle at a considerable distance from the wound surface, and no other anaerobes were present in the muscle. The bacillus proved markedly pathogenic for guinea pigs, producing extensive muscle lesions from which pure cultures of the bacillus were always obtained. Thus there is ...

2014
Mohammad Ahmed Khiyami Moawad Ragab Omar Kamel Ahmed Abd-Elsalam Aly Abd El-Hady Aly

To formulate an efficient and eco-friendly strategy for the management of cotton seedling disease complex, pot experiments were conducted and the efficiency of eight Bacillus strains against seven fungi involved in the disease were determined. A greenhouse evaluation of the interaction between fungal isolates and Bacillus strains was carried out. The evaluation revealed a very highly significan...

Journal: :شیلات 0
مهرداد ولی پورمری دانش آموخته کارشناسی ارشد شیلات، دانشکده منابع طبیعی، دانشگاه زابل، ایران ابراهیم علیزاده دوغیکلائی استادیار دانشکده منابع طبیعی، دانشگاه زابل، ایران علی ارشدی مربی دانشکده منابع طبیعی، دانشگاه زابل، ایران

this study investigated the inhibitory effects of bacillus licheniformis on g1 and g2 aflatoxins in culture media and kilka fish meal. two concentrations of aflatoxins (8 and 12 ppb for g1 and g2) and (2 and 4 ml from aflatoxins standard per 50g of fish meal) were used in culture media and kilka fish meal respectively. the doses of bacillus were 3 and 4% for this experiment. changes of aflatoxi...

ژورنال: :کومش 0
مجید مقبلی m. moghbeli science and research branch, islamic azad university, tehran, iranدانشگاه آزاد اسلامی، واحد علوم و تحقیقات فریدون ملک زاده f. malekzadeh science and research branch, islamic azad university, tehran, iranدانشگاه آزاد اسلامی، واحد علوم و تحقیقات سیروس زینلی s. zeinali pasteur institute of iran, biotechnology department, tehran, iranانستیتوپاستور ایران، بخش بیوتکنولوژی کاظم پریور k. parivar science and research branch, islamic azad university, tehran, iranدانشگاه آزاد اسلامی، واحد علوم و تحقیقات مهناز مظاهری اسدی m. mazaheri assadi environmental protection agency, tehran, iranسازمان حفاظت محیط زیست ایران

سابقه و هدف: آنتی ژن ایمنی بخش(pa) (protective antigen) bacillus anthracis به عنوان واکسن سیاه زخم مورد استفاده قرار می گیرد. کلون و بیان ژن pa در سویه های مختلف گزارش شده است که بیش ترین بیان، در b. subtilis تا μg/ml 160 بوده است. هدف از این تحقیق کلون کردن ژن pa در ناقل بیان کننده pwb980 و انتقال آن به b. subtilis سویه wb600 می باشد. مواد و روش ها: در این مطالعه پلاسمید pxo1 از b. anthracis س...

Journal: :Letters in applied microbiology 2007
L H Lian B Y Tian R Xiong M Z Zhu J Xu K Q Zhang

AIMS The aim of this study was to investigate the role of proteases in Bacillus spp. of rhizobacteria in suppressing nematode populations and to understand their mechanism of action. METHODS AND RESULTS Rhizobacteria with nematicidal activity were isolated from soil samples of five root knot nematode-infested farms. Among these strains, nematotoxicities of Bacillus strains were intensively an...

Journal: :acta medica iranica 0
houshang gerami department of otolaryngology, head and neck surgery, guilan university of medical sciences, guilan, iran. nasim kousha department of otolaryngology, head and neck surgery, guilan university of medical sciences, guilan, iran.

leprosy is an infectious and non-fatal disease that mainly involved skin and peripheral nervous system and caused by mycobacterium lepra. this case is a 41-year-old woman with intermittent nasal bleeding and a mass (1.5×2.5 cm) in the right side of lateral nasal wall and a (1×1 cm) mass on septum in the left side of the nose. considering the probability of intranasal tumor, endoscopic biopsy fo...

Journal: :jundishapur journal of microbiology 0
marzieh talebi department of biology, science and research branch of islamic azad university, tehran, ir iran giti emtiazi department of biology, faculty of sciences, university of isfahan, isfahan, ir iran; department of biology, faculty of sciences, university of isfahan, p.o. box 117-81744, isfahan, ir iran. tel: +98-3117932457, fax: +98-3117932456 abbas akhavan sepahy department of microbiology, north tehran branch of islamic azad university, tehran, ir iran saeideh zaghian department of biology, faculty of sciences, university of isfahan, isfahan, ir iran

background one group of significant enzymes produced by bacillus genus are alkaline proteases with several important applications in the daily life as well as common industries such as food, detergents, leather, alcohol and beer production and medical and sanitary industries, beside wastewater treatment, , biotransformation, hydrolyzed proteins and oil manufacturing. objectives in this paper, k...

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