نتایج جستجو برای: bacillus subtilis ehrenberg cohn

تعداد نتایج: 59255  

2016
Kunal Thakur

In the present study 10 bacterial isolates were isolated from the three different-different places soil sample by serial dilution and agar plate technique. These bacterial isolated colony were identified on the basis of colony morphology given by Bergey’smanual method and named as MJKS01 to MJKS10. Screening of the colony for the cellulolytic activity was done on the MAM (minimal agar medium) s...

2005
N. KERKENEZOV

A CONSIDERABLE number of cases of panophthalmitis attributed to the Bacillus subtilis have now been recorded (Poplawska, 1891; R6mer, 1901; Frangois, 1934; Greenspon, 1918; Motolese, 1936; Reese and Khorazo, 1943). In these cases the organism had an exogenous origin and entered the eye through a perforating wound or post-operatively. Davenport and Smith (1952) suggest that many cases of panopht...

Journal: :Bacteriological reviews 1968
C B Thorne

A phage, designated CP-51, that carries out generalized transduction in Bacillus cereus and B. anthracis, has recently been isolated from soil. Transducing phages for members of the genus Bacillus have been described previously for B. subtilis and B. licheniformis (2-6). Those that have been best characterized are PBS-1 for B. subtilis (4) and SP-10 and SP-15 for both B. subtilis and B. licheni...

2013
Onuma Ruangwong Wen - Jinn Liang

Bacillus subtilis strain LB5 produced lipopeptide antibiotic iturin A-2 in liquid medium. Crude extract from cell-free supernatant of B. subtilis cultivated broth extracted with n-butanol showed antifungal activity to conidial germination of Colletotrichum gloeosporioides. The germination of conidia was completely inhibited by crude extract. The ultrastructure of conidia after treated with crud...

2007
Ocky Karna Radjasa Jutta Wiese

In this study we examined marine bacteria associated with different corals (Porites lutea, Galaxea fascicularis, Acropora sp. and Pavona sp.) collected from vicinity of Panjang island, Jepara, North Java Sea, Indonesia for their antimicrobial activities against the bacteria Echerichia coli, Bacillus subtilis, Staphylococcus lentus and the yeast Candida glabrata. A total of 13 bacterial isolates...

Journal: :Journal of bacteriology 2000
J Sievers J Errington

The ftsL gene is required for the initiation of cell division in a broad range of bacteria. Bacillus subtilis ftsL encodes a 13-kDa protein with a membrane-spanning domain near its N terminus. The external C-terminal domain has features of an alpha-helical leucine zipper, which is likely to be involved in the heterodimerization with another division protein, DivIC. To determine what residues ar...

Journal: :Journal of bacteriology 1986
M A Vandeyar S A Zahler

We describe 46 insertions of the Streptococcus faecalis transposon Tn917 into the chromosome of Bacillus subtilis. These insertion mutations were mapped genetically. Some caused auxotrophic requirements, and others were cryptic. These insertions were scattered around the B. subtilis chromosome. The mutant strains were useful in several ways for mapping and cloning B. subtilis genes and were add...

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: :International journal of systematic bacteriology 1994
M S Roberts L K Nakamura F M Cohan

A number of Bacillus strains isolated from desert soil samples were shown to belong to a previously unidentified species, for which we propose the name Bacillus mojavensis. The type strain is RO-H-1 (= NRRL B-14698). On the basis of restriction digest data, B. mojavensis is most closely related to Bacillus amyloliquefaciens, Bacillus atrophaeus, and Bacillus subtilis. So far, B. mojavensis can ...

Journal: :Journal of bacteriology 1998
A Klinger J Schirawski P Glaser G Unden

In the facultatively anaerobic bacterium Bacillus licheniformis a gene encoding a protein of the fumarate nitrate reductase family of transcriptional regulators (Fnr) was isolated. Unlike Fnr proteins from gram-negative bacteria, but like Fnr from Bacillus subtilis, the protein contained a C-terminal cluster of cysteine residues. Unlike in Fnr from B. subtilis, this cluster (Cys226-X2-Cys229-X4...

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