Isolation and molecular characterization of Shewanella sp. G5, a producer of cold-active beta-D-glucosidases.

abstract：:Crude glucoamylase preparation from Rhizoctonia solani was used to saccharify raw and cooked starch. Various concentrations of potato starch and wheat flour from 10-40%, w/v were used for mashing but 30% was found to be the optimal and economical. The saccharified mash yielded 5.89%, v/v ethanol in a simultaneous sacc...

journal_title：Journal of basic microbiology

authors： Singh D,Dahiya JS,Nigam P

更新日期：1995-01-01 00:00:00

abstract：:alpha-Aminodipate, an intermediate of the lysine biosynthetic pathway of fungi, or lysine when used as the sole nitrogen source in the medium was growth inhibitory and toxic to Saccharomyces cerevisiae. The fission yeast Schizosaccharomyces pombe and pathogenic fungi Candida albicans, Filobasidiella neoformans and Asp...

journal_title：Journal of basic microbiology

authors： Ye ZH,Garrad RC,Winston MK,Bhattacharjee JK

更新日期：1991-01-01 00:00:00

abstract：:Extracellular enzymes produced by Beauveria bassiana, are believed to play a key role in cuticle hydrolysis. Enzyme production and pathogenicity has been found to be positively correlated. Twenty-eight isolates of B. bassiana, collected from different geographical regions and host ranges were characterized by in vitro...

journal_title：Journal of basic microbiology

authors： Kaur G,Padmaja V

更新日期：2009-06-01 00:00:00

abstract：:Microorganisms such as bacteria and molds produce an enormous variety of volatile metabolites. To determine whether typical microbial volatile metabolites can be used as indicator compounds for the detection of hidden mold in indoor environments, we examined 14 typical indoor fungal strains for their growth rates and ...

journal_title：Journal of basic microbiology

authors： Schuchardt S,Kruse H

更新日期：2009-08-01 00:00:00

abstract：:Keratinases hydrolyze structural protein called keratin into constituent peptides. The present study reports excellent washing efficiency and dehairing properties of thermostable and halotolerant keratinase from Bacillus aerius NSMk2. Alkaline keratinase with molecular mass of 9 kDa displayed remarkable thermostabilit...

journal_title：Journal of basic microbiology

authors： Bhari R,Kaur M,Singh RS

更新日期：2019-06-01 00:00:00

abstract：:Spontaneously occurring thallium-resistant (Tl+ -R) mutant of diazotrophic, heterocystous cyanobacterium Nostoc muscorum is described in which Tl+ -R phenotype is the cause of defective salinity-inducible K+ uptake activity and proline uptake activity. The results indicate that mutant strain is more sensitive to salin...

journal_title：Journal of basic microbiology

authors： Bhargava S

更新日期：2005-01-01 00:00:00

abstract：:Mixed bacterial cultures are increasingly being used in the production of polyhydroxyalkanoates (PHAs), as they have the potential to be more cost effective than axenic pure cultures. The purpose of this study was to use pure cultures in combination to identify their potential of PHA production. In this work we used v...

journal_title：Journal of basic microbiology

authors： Munir S,Jamil N

更新日期：2018-03-01 00:00:00

abstract：:Enzymes of the glutathione-dependent detoxification pathway (glutathione S-transferase and gamma-glutamyl-transpeptidase) were induced, and the glutathione pool was completely depleted by phenoxyacetic acid in Penicillium chrysogenum mycelia incubated for 15 h in a culture medium containing lactose as a carbon source ...

journal_title：Journal of basic microbiology

authors： Emri T,Pócsi I,Szentirmai A

更新日期：1997-01-01 00:00:00

abstract：:As many as 71 marine bacterial DNA extracts were PCR screened for L-asparaginase (ansA), a key gene in anti-cancer molecular-searches. Over 62% (44) of them were positive for ansA gene. The positive cultures were from genera Bacillus and Staphylococcus. The ansA gene cloned from isolate NIOS4 belonging to recently des...

journal_title：Journal of basic microbiology

authors： Nayak S,Porob S,Fernandes A,Meena RM,Ramaiah N

更新日期：2014-02-01 00:00:00

abstract：:This work reports the production of a novel serine protease enzyme (P. dig-protease) from the fungus Penicillium digitatum. The protease was purified from the culture supernatant to homogeneity using ammonium sulfate precipitation, Sephadex G-150 gel filtration and carboxymethyl-sepharose ion exchange chromatography w...

journal_title：Journal of basic microbiology

authors： Aissaoui N,Abidi F,Mahat S,Marzouki MN

更新日期：2014-07-01 00:00:00

abstract：:Propidium iodide (PI) uptake and salt tolerance assays were used to investigate the mechanism of antibacterial action of an extract of the leaves of Eremophila duttonii, a traditional Australian medicinal plant previously shown to have potent bactericidal activity against Gram positive bacteria. The extract compromise...

journal_title：Journal of basic microbiology

authors： Tomlinson S,Palombo EA

更新日期：2005-01-01 00:00:00

abstract：:The fungal population of Aswan High Dam Lake showed marked vertical variations during the period of study which extended from July 1985 to December 1986. High fungal counts were observed at the surface water which were mainly due to the high counts of Aspergillus fumigatus and A. terreus. Going deeper the fungal popul...

journal_title：Journal of basic microbiology

authors： Moharram AM,el-Hissy FT,el-Zayat SA

更新日期：1990-01-01 00:00:00

abstract：:Glucocorticosteroids such as dexamethasone have polluted hospital wastewater, urban sewage, and river water in varying degrees. However, dexamethasone degradation by bioremediation technology is less understood. This study aims to isolate bacteria that could degrade dexamethasone and to identify their degradation char...

journal_title：Journal of basic microbiology

authors： Yi W,Zhibang Y,Lili Z,Zhongquan S,Lianju M,Ziwei T,Renju J

更新日期：2015-02-01 00:00:00

abstract：:In the past years, research on the flagellate unicellular alga Chlamydomonas reinhardtii has entered a new era based on the availability of its complete genome. Since this green alga can be grown relatively easy in a short time-range, sufficient biological material is available to efficiently establish biochemical pur...

journal_title：Journal of basic microbiology

authors： Wagner V,Boesger J,Mittag M

更新日期：2009-02-01 00:00:00

abstract：:The long residual action and toxicity of the chemical insecticides have brought about serious environmental problems such as the emergence and spread of insecticide resistance in many species of vectors, mammalian toxicity, and accumulation of pesticide residues in the food chain. All these problems have highlighted t...

journal_title：Journal of basic microbiology

authors： el-Bendary MA

更新日期：2006-01-01 00:00:00

abstract：:Patients with diabetes are considered a high-risk group involved with cerebral mucormycosis (CM). Due to the potential of Mucorales to invade sinuses and its rapid progression into orbit and retro-orbital areas and even brain, in most cases, CM is fatal in patients with diabetes. In the last few decades, mucormycosis ...

journal_title：Journal of basic microbiology

authors： Khoshbayan A,Didehdar M,Chegini Z,Taheri F,Shariati A

更新日期：2021-01-14 00:00:00

abstract：:An extracellular lipase isolated from Bacillus megaterium AKG-1 had an optimum activity at 55 degrees C/pH 7.0. It retained 100% activity at 50 degrees C for 30 min with a half life of 30 min at 70 degrees C. A 20-70% increase in lipase activity was observed in presence of acetone (20% v/v), DMSO (20% v/v) and isoprop...

journal_title：Journal of basic microbiology

authors： Sekhon A,Dahiya N,Tiwari RP,Hoondal GS

更新日期：2005-01-01 00:00:00

abstract：:A total of 216 killer yeasts Saccharomyces cerevisiae, isolated from wine, were evaluated in controlling Colletotrichum gloeosporioides, a pre-harvest anthracnose agent of grape. Three of these yeast isolates were tested positive for antagonizing C. gloeosporioides and were further evaluated for their mechanisms as bi...

journal_title：Journal of basic microbiology

authors： Liu Z,Du S,Ren Y,Liu Y

更新日期：2018-01-01 00:00:00

abstract：:In the course of a screening for extracellular inhibitors of 8 different proteinases 140 actinomycete and 150 mould strains were examined. 130 fungal and 50 actinomycete strains were similarly tested for the production of extracellular inhibitors of dihydrofolate reductase (DHFR) and alkaline phosphatase (APh). Most o...

journal_title：Journal of basic microbiology

authors： Angelov T,Angelova B,Kourteva Y,Stephanova L,Ayramova T,Peretz V,Konova O

更新日期：1989-01-01 00:00:00

abstract：:Membrane-attached nucleoids were isolated from E. coli and separated from proteins by 2 M NaCl. Disintegration of such nucleoids by ultrasound and subsequent centrifugation resulted in the formation of two fractions: a sediment (fraction I) and a supernatant (fraction II). The protein:DNA ratio of fraction I was equal...

journal_title：Journal of basic microbiology

authors： Gaziev AI,Fomenko LA,Zakrzhevskaya DT,Petrov SI

更新日期：1986-01-01 00:00:00

abstract：:Optimization of indigo production process from indole using a newly isolated phenol-degrading bacterial strain was performed by Plackett-Burman design and response surface methodology. The strain designated as QM was identified as Pseudomonas sp. according to 16S rDNA analysis. Spectrum analysis of indole biotransform...

journal_title：Journal of basic microbiology

authors： Qu Y,Ma Q,Zhang X,Zhou H,Li X,Zhou J

更新日期：2012-12-01 00:00:00

abstract：:This study was conducted to determine what effects nanoparticles (NPs) like TiO2 , ZnO, and Ag may pose on natural attenuation processes of petroleum hydrocarbons in contaminated soils. The solid NPs used were identified using x-ray diffraction technique and their average size was certified as 18.2, 16.9, and 18.3 nm ...

journal_title：Journal of basic microbiology

authors： El-Sayed WS,Elbahloul Y,Saad ME,Hanafy AM,Hegazi AH,ElShafei GMS,Elbadry M

更新日期：2019-02-01 00:00:00

abstract：:A comparative electron microscopic analysis of weakly beta-haemolytic spirochaetes related to human and animal intestinal spirochaetosis was done in order to search for the presence of inducible bacteriophages associated with these spirochaetes. Bacteriophages were detected at the electron microscope after experimenta...

journal_title：Journal of basic microbiology

authors： Calderaro A,Dettori G,Collini L,Ragni P,Grillo R,Cattani P,Fadda G,Chezzi C

更新日期：1998-01-01 00:00:00

abstract：:Although Ruminiclostridium josui (formerly Clostridium josui), a strictly anaerobic mesophilic cellulolytic bacterium, is a promising candidate for biomass utilization via consolidated bioprocessing, its host-vector system has not yet been established. The existence of a restriction and modification system is a signif...

journal_title：Journal of basic microbiology

authors： Wang Y,Okugawa K,Kunitake E,Sakka M,Kimura T,Sakka K

更新日期：2018-05-01 00:00:00

abstract：:Histone-like nucleoid-structuring protein (H-NS) and integration host factor (IHF) are major nucleoid-associated proteins, and DnaA, a replication initiator, may also be related with nucleoid compaction. It has been shown that protein-dependent DNA compaction is related with many aspects of bacterial physiology, inclu...

journal_title：Journal of basic microbiology

authors： Huang T,Yuan H,Fan L,Moregen M

更新日期：2020-02-01 00:00:00

abstract：:An Indian indigenous, Loktak Lake soil isolate Streptomyces violascens MT7 was assessed for its biocontrol potential both in vitro and in vivo against toxigenic fruit-rotting fungi. Strain MT7 exhibited broad-spectrum antifungal activity against various pathogenic postharvest fungi of citrus and papaya. In shake-flask...

journal_title：Journal of basic microbiology

authors： Choudhary B,Nagpure A,Gupta RK

更新日期：2015-12-01 00:00:00

abstract：:This study evaluated ethanol fermentation and its correlation with glutathione (GSH) synthesis under various cadmium-conditions with different metal ions and nitrogen sources. We found that corn steep liquor (CSL) and yeast extract have differential roles to play in GSH accumulation in cell even though both of them co...

journal_title：Journal of basic microbiology

authors： Xu Q,Wu M,Hu J,Gao MT

更新日期：2016-01-01 00:00:00

abstract：:A simulation model was established in this study to evaluate the impacts of assimilable organic carbon concentration on the growth of biofilm and bulk bacteria under lower flow velocity conditions. The experimental results showed that the growth trends of heterotrophic plate count bacteria of biofilm and bulk bacteria...

journal_title：Journal of basic microbiology

authors： Tsai YP

更新日期：2005-01-01 00:00:00

abstract：:The present study was carried out to examine the ability of four species of the genus Phlebia, viz. P. floridensis, P. brevispora, P. radiata and P. fascicularia, to produce the ligninolytic enzyme laccase in liquid culture. P. floridensis was the most active species that even surpassed laccase production by Trametes ...

journal_title：Journal of basic microbiology

authors： Arora DS,Rampal P

更新日期：2002-01-01 00:00:00

abstract：:A potent β-CGTase producing bacterium ND1 has been isolated from sugarcane field soil in India. The biochemical, physiologicaland phylogenetic analyses based on 16S rRNA gene suggest that the isolate belongs to Bacillus cereus group. The enzyme β-CGTase produced from isolate ND1 catalyzes production of β-cyclodextrin ...

journal_title：Journal of basic microbiology

authors： Upadhyay D,Sharma S,Shrivastava D,Kulshreshtha NM

更新日期：2019-02-01 00:00:00