نتایج جستجو برای: bacillus subtilis subsp subtilis

تعداد نتایج: 71622  

ژورنال: فیض 2019

Background: Biosurfactants are compounds that are produced by different microorganisms and have an emulsifying property. This study aimed to investigate extractive biosurfactant from bacillus subtilis (PTCC1720) against the biofilms of Staphylococcus aureus (PTCC 1112), Staphylococcus saprophyticus (PTCC 1440) and Staphylococcus epidermidis (PTCC 1435). Materials and Methods: This study was con...

2017
T. BHASKARA RAO G. V. R. SHARMA R. MURALI

The bio-materials of four marine mangrove medicinal plants viz., Aegiceras Corniculatum (AGC), Excoecariaagallocha (EA), Rhizophoramucronata (RM) and Xylocarpusgranatum (XG) are extracted with methanol and hexane. These extracts are submitted to the antibacterial activity towards the strains:Bacillus puvuilis, Bacillus subtilis, Bacillus coagulans, Staphylococcus aureus, Bacillus licheniformis,...

Journal: :Journal of bacteriology 2012
In-Cheol Yeo Nam Keun Lee Young Tae Hahm

Bacillus subtilis SC-8 is a Gram-positive bacterium displaying narrow antagonistic activity for the Bacillus cereus group. B. subtilis SC-8 was isolated from Korean traditional fermented-soybean food. Here we report the draft genome sequence of B. subtilis SC-8, including biosynthetic genes for antibiotics that may have beneficial effects for control of food-borne pathogens.

Journal: :jundishapur journal of microbiology 0
somayeh mousavi department of microbiology, faculty of sciences, zanjan branch, islamic azad university, zanjan, ir iran mojtaba salouti biology research center, zanjan branch, islamic azad university, zanjan, ir iran; biology research center, zanjan branch, islamic azad university, zanjan, ir iran, tel./fax: +98-2414261221 reza shapoury biology research center, zanjan branch, islamic azad university, zanjan, ir iran zahra heidari biology research center, zanjan branch, islamic azad university, zanjan, ir iran

results the pcr approved the bacillus genus of the isolates. the strain of bacillus subtilis was identified using biochemical tests. 40 ºc and ph 11 are the optimum condition for maximum keratinase enzyme activity. objectives the aim of this study was the isolation of feather degrading bacillus spp.from a poultry waste and the optimization of conditions for the highest enzyme activity and feath...

Journal: :Research in microbiology 2012
Soo-Young Park Seung-Hwan Park Soo-Keun Choi

Sporulation histidine kinases, which sense sporulation-specific signals and initiate phosphorelay reactions, are poorly conserved among Bacillus species. We found several putative genes for sporulation histidine kinases in the genome sequence of Paenibacillus polymyxa E681 and assayed the genes for complementation of sporulation mutants of Bacillus subtilis. One of these genes, Kin1377, signifi...

Journal: :Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine] 2008
Zhan-dong Ren Yu-chan Zhu Ye Liu Xiao-rong Zhou Zhi-yong Zhang

OBJECTIVE To study the sterilizing effect and mechanism of electrolyzed-oxidizing water (EOW) and electrolyzed-reductive water (ERW) for Bacillus subtilis var. niger (ATCC9372) and Escherichia coli (8099). METHODS The generations of EOW and ERW were made in the ion membrane electrolysis cell. The sterilization manner was the suspension quantitative germicidal test. RESULTS The killing rate ...

Journal: :Biochimica et biophysica acta 1964
F ROTTMAN A J GUARINO

I. Cordycepin monophosphate has been shown to inhibit the activity of phosphoribosyl-pyrophosphate amidotransferase (ribosylamine-5-phosphate:pyrophosphate phosphoribosyltransferase (ghitamate-amidating), EC 2.4.2.14) obtained from both pigeon liver and Bacillus subtilis. 2. Evidence is presented for the existence of a phosphorylated derivative of cordycepin in Bacillus subtilis cells which wer...

2014
Sathish Joshua Amarnath

Studies were carried out on the decolorization of azo dyes by Bacillus species from effluent of textile industries. About 10 bacterial strains were isolated from the effluent of textile industries, Bacillus sp. showed remarkable ability in decolorizing the widely utilized azo dyes. Phenotypic characterization and phylogenetic analysis based on 16S rDNA sequence comparisons indicate that these s...

Journal: :Applied and environmental microbiology 1990
N A Klapes D Vesley

The feasibility of utilizing vapor-phase hydrogen peroxide (VPHP) as a surface decontaminant and sterilant was evaluated in a centrifuge application. The prototype VPHP decontamination system, retrofitted into a Beckman L8-M ultracentrifuge, was designed to vaporize a 30% (wt/wt) solution of aqueous hydrogen peroxide continuously injecting and withdrawing VPHP in a deep-vacuum flow-through syst...

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