Aniline-induced tryptophan production and identification of indole derivatives from three purple bacteria.

abstract：:Termites are global pests and can cause serious damage to buildings, crops, and plantation forests. The symbiotic intestinal flora plays an important role in the digestion of cellulose and nitrogen in the life of termites. Termites and their symbiotic microbes in the gut form a synergistic system. These organism work ...

journal_title：Current microbiology

authors： Zhou J,Duan J,Gao M,Wang Y,Wang X,Zhao K

更新日期：2019-06-01 00:00:00

abstract：:Lectins LI and LII, localized on the surface of the nitrogen-fixing soil bacterium Bacillus polymyxa 1460, were shown to possess proteolytic activity. A relationship was found between the proteolytic and hemagglutinating activities of the lectins. Blocking of hemagglutinating activity with specific carbohydrate hapten...

journal_title：Current microbiology

authors： Mel'nikova UY,Karpunina LV,Ostakhina NV,Ignatov VV

更新日期：2000-10-01 00:00:00

abstract：:Nitrate assimilation-defective mutants SP7, SP9, and SP17 of the cyanobacterium Anabaena sp. PCC 7120 were isolated by use of transposon mutagenesis and screened on medium containing chlorate. SP7 and SP17 represented nitrate reductase-defective nature, while mutant SP9 appeared to be a regulatory mutant exhibiting pl...

journal_title：Current microbiology

authors： Rai AK,Tiwari SP

更新日期：1999-11-01 00:00:00

abstract：:PHA is one of the leading commercially important bio-polyesteric compounds piled up as an intracellular lipid-based energy storage compound by numerous microorganisms. An indigenous Gram-positive bacterium isolated from fire ant (Solenopsis invicta) has known to potentially accumulate PHA. Various nutritional elements...

journal_title：Current microbiology

authors： Suguna PP,Saranya VV,Abirami PP,Shenbagarathai RR

更新日期：2020-12-01 00:00:00

abstract：:Several di-, tri-, and oligopeptides were incubated individually in vitro with rumen fluid from two sheep receiving a mixed grass hay/concentrate diet and with washed cells of Prevotella (formerly Bacteroides) ruminicola M384 and P. ruminicola B(1)4. The rates of breakdown of most peptides were similar in the rumen fl...

journal_title：Current microbiology

authors： Wallace RJ,McKain N,Broderick GA

更新日期：1993-06-01 00:00:00

abstract：:To date, a few works have performed a correlation of metabolic variables in bacteria; however specific correlations with these variables have not been reported. In this work, we included 36 human pathogenic bacteria and 18 non- or less-pathogenic-related bacteria and obtained all metabolic variables, including enzymes...

journal_title：Current microbiology

authors： Brambila-Tapia AJ,Poot-Hernández AC,Garcia-Guevara JF,Rodríguez-Vázquez K

更新日期：2016-06-01 00:00:00

abstract：:The low molecular weight (LMW) heat shock protein (HSP), HSP16.6, in the unicellular cyanobacterium, Synechocystis sp. PCC 6803, protects cells from elevated temperatures. A 95% reduction in the survival of mutant cells with an inactivated hsp16.6 was observed after exposure for 1 h at 47 degrees C. Wild-type cell sur...

journal_title：Current microbiology

authors： Lee S,Owen HA,Prochaska DJ,Barnum SR

更新日期：2000-04-01 00:00:00

abstract：:The Cj1169c-encoded putative protein of Campylobacter was expressed and purified from E. coli after sequence optimization. The purified protein allowed the production of a specific rabbit antiserum that was used to study the protein expression in vitro and its subcellular localization in the bacterial cell and putativ...

journal_title：Current microbiology

authors： Aliouane S,Pagès JM,Bolla JM

更新日期：2016-05-01 00:00:00

abstract：:A novel thermostable phytase gene was cloned from Aspergillus fumigatus WY-2. It was 1459 bp in size and encoded a polypeptide of 465 amino acids. The gene was expressed in Pichia pastoris GS115 as an extracellular enzyme. The expressed enzyme was purified to homogeneity and biochemically characterized. The purified e...

journal_title：Current microbiology

authors： Wang Y,Gao X,Su Q,Wu W,An L

更新日期：2007-07-01 00:00:00

abstract：:Low-substrate regulated microaerophilic behavior (LSRMB) was observed in 10-54% of the bacteria isolated from several fresh-water lakes or ponds, subsurface soils, activated sludge, and Antarctic dry valley soils. Five Pseudomonas and two Bacillus type species showed LSRMB. A subsurface Pseudomonas jessenii strain was...

journal_title：Current microbiology

authors： Mazumder R,Pinkart HC,Alban PS,Phelps TJ,Benoit RE

更新日期：2000-08-01 00:00:00

abstract：:Culture-based analysis was employed in parallel with PCR amplification of 16S rDNA, coupled with denaturing gradient gel electrophoresis (DGGE), to profile bacterial species associated with different developmental stages of the pine false webworm (PFW), Acantholyda erythrocephala, a sawfly pest responsible for inciden...

journal_title：Current microbiology

authors： Zahner V,Lucarotti CJ,McIntosh D

更新日期：2008-12-01 00:00:00

abstract：:The effect of inactivation of the 5'-GATC-3' methylase HpyIIIM in Helicobacter pylori (H. pylori) on mismatch repair, adherence, and in vitro fitness was examined. Chromosomal DNA from 90 H. pylori strains was isolated, and restriction enzyme digestion indicated all strains examined possess HpyIIIM. Wild-type H. pylor...

journal_title：Current microbiology

authors： Simala-Grant JL,Lam E,Keelan M,Taylor DE

更新日期：2004-07-01 00:00:00

abstract：:Rhodobacter sphaeroides is a bacterium that can produce hydrogen by interaction with hydrogenase and nitrogenase. We report a hydrogen production system using co-cultivation of hydrogenase in liquid medium and immobilized nitrogenase in Escherichia coli. The recombinant plasmid has been constructed to analyze the effe...

journal_title：Current microbiology

authors： Lee HJ,Sekhon SS,Kim YS,Park JY,Kim YH,Min J

更新日期：2016-03-01 00:00:00

abstract：:Seventy-eight bacterial isolates from human, animal, and plant hosts, representing eight species of the family Enterobacteriaceae, were screened for F-like plasmid sequences. Of the examined human Escherichia coli strains, 28% harbored one or two of the three F-like, RepFI replication regions, while 35% of the examine...

journal_title：Current microbiology

authors： Mulec J,Starcic M,Zgur-Bertok D

更新日期：2002-04-01 00:00:00

abstract：:The genus Acinetobacter has been recognized to take up exogenous DNA from the environment. In this study, we conducted natural transformation with a novel diesel-degrading Acinetobacter sp. strain, designated strain DR1, using the broad host range plasmid pRK415. Many factors, including temperature, quantities of DNA,...

journal_title：Current microbiology

authors： Park J,Park W

更新日期：2011-01-01 00:00:00

abstract：:Amino acid residues in the active site of quinoline 2-oxidoreductase (Qor) that are deemed important for substrate binding and turnover were replaced by site-directed mutagenesis. The apparent k(cat) values for quinoline were reduced 2.4-, 38-, 40-, and 199-fold in the protein variants QorA259G, QorW331G, QorV373A, an...

journal_title：Current microbiology

authors： Purvanov V,Fetzner S

更新日期：2005-04-01 00:00:00

abstract：:Endophytes are beneficial microbes that reside intercellularly inside the plants. Interaction of endophytes with the host plants and their function within their host are important to address ecological relevance of endophyte. Four endophytic bacteria OS-9, OS-10, OS-11, and OS-12 were isolated from healthy leaves of O...

journal_title：Current microbiology

authors： Tiwari R,Kalra A,Darokar MP,Chandra M,Aggarwal N,Singh AK,Khanuja SP

更新日期：2010-03-01 00:00:00

abstract：:The dimorphic yeast Yarrowia lipolytica has become an emerging cell factory for recombinant proteins production. Expression vectors involving LIP2 promoter (pLIP2) have been developed and used successfully. However, the relationship between dimorphic transition (i.e., cell morphology) and pLIP2 regulation is still unc...

journal_title：Current microbiology

authors： Sassi H,Delvigne F,Kallel H,Fickers P

更新日期：2017-03-01 00:00:00

abstract：:A new cry gene (cry1Ca9) was cloned and sequenced from a Bacillus thuringiensis isolate native to Taiwan (G10-01A). The cry1C-type gene, designated cry1Ca9, consisted of an open reading frame of 3,567 bp, encoding a protein of 1,189 amino acid residues. The polypeptide has the deduced amino acid sequences predicting m...

journal_title：Current microbiology

authors： Kao SS,Hsieh FC,Tzeng CC,Tsai YS

更新日期：2003-10-01 00:00:00

abstract：:Vegetative insecticidal protein (Vip3) from Bacillus thuringiensis shows high activity against lepidopteran insects. Cytolytic δ-endotoxin (Cyt) also has high toxicity to dipteran larvae and synergism with other crystal proteins (Cry), but synergism between Cyt and Vip3 proteins has not been tested. We analyzed for sy...

journal_title：Current microbiology

authors： Yu X,Liu T,Sun Z,Guan P,Zhu J,Wang S,Li S,Deng Q,Wang L,Zheng A,Li P

更新日期：2012-04-01 00:00:00

abstract：:A Gram-negative, yellow pigmented bacterium designated strain CA5(T) that reduced selenite to elemental red selenium was isolated from soil. 16S rRNA gene sequence alignment identified the isolate as a novel Pseudomonas species with P. argentinensis, P. flavescens, and P. straminea as its closest relatives. Sequence a...

journal_title：Current microbiology

authors： Hunter WJ,Manter DK

更新日期：2011-02-01 00:00:00

abstract：:This work compared the inhibition effect of the commercially available mouthwash Corsodyl, containing 0.1% chlorhexidine digluconate, and photodynamic inactivation (PDI) employing methylene blue (MB) with irradiation from a red laser on 24-h biofilms formed by Streptococcus mutans strains on hydroxyapatite surfaces. T...

journal_title：Current microbiology

authors： Legéňová K,Kovalčíková M,Černáková L,Bujdáková H

更新日期：2020-06-01 00:00:00

abstract：:Genes encoding enzymes that catalyze butyryl-CoA formation from acetyl-CoA in a type II strain of Butyrivibrio fibrisolvens were analyzed. The genes encoding thiolase, beta-hydroxybutyryl-CoA dehydrogenase, butyryl-CoA dehydrogenase, and electron transfer flavoproteins were clustered, but the crotonase gene was not pr...

journal_title：Current microbiology

authors： Asanuma N,Kawato M,Ohkawara S,Hino T

更新日期：2003-09-01 00:00:00

abstract：:Streptococcus thermophilus (ST) chromosomal DNA fragments generated by partial Sau3A digestion were cloned into the unique BamHI site upstream from the promoterless chloramphenicol acetyltransferase (cat) gene of the Escherichia coli (EC)promoter-probe vector pKK520-3. Recombinant plasmids containing ST sequences with...

journal_title：Current microbiology

authors： Solaiman DK,Somkuti GA

更新日期：1997-04-01 00:00:00

abstract：:Cronobacter sakazakii is now recognized as an opportunistic pathogen and has been implicated in rare but severe cases of necrotizing enterocolitis, meningitis, and sepsis in neonates. The first step in bacterial pathogenesis requires that the organism adheres to host cells surfaces; therefore, agents that inhibit adhe...

journal_title：Current microbiology

authors： Quintero-Villegas MI,Wittke A,Hutkins R

更新日期：2014-10-01 00:00:00

abstract：:Bacteria were isolated from rabbit faeces using equine caecal fluid as a growth medium. Two new isolates of the genus Streptococcus are described in terms of their biochemical properties. One of these has a 16S rRNA gene with 97.7%, and the other 98.5%, identity to Streptococcus thoraltensis. While S. thoraltensis has...

journal_title：Current microbiology

authors： Borø S,McCartney CA,Snelling TJ,Worgan HJ,McEwan NR

更新日期：2010-10-01 00:00:00

abstract：:An endolithic bacterium, strain RSBr-1, was isolated from the inside of a piece of red sandstone from coastal areas of Scotland. RSBr-1 was gram negative, oxidase and catalase positive, and cells were non-motile rods. Sodium was required for growth. The optimum sodium chloride concentration and pH for growth were 4% a...

journal_title：Current microbiology

authors： Tanaka T,Yan L,Burgess JG

更新日期：2003-11-01 00:00:00

abstract：:Legionella and amebae populations in 16 cooling towers were challenged with three commercially available biocide formulations. The active agents were: a chlorinated phenolic thioether (CPTE), bromo-nitro-propane-diol (BNPD), and bromo-chloro-dimethylhydantoin (BCD, in briquette form). The towers were dosed with these ...

journal_title：Current microbiology

authors： Bentham RH,Broadbent CR

更新日期：1995-03-01 00:00:00

abstract：:In eukaryotes, loss of cytoplasmic ribosomal proteins (RPs) results in a reduced growth rate and other phenotypic defects. The ability to transition from a unicellular budding yeast to a filamentous form is very important for biofilm formation and virulence in Candida albicans. Our recent study found that loss of the ...

journal_title：Current microbiology

authors： Lu H,Xiong J,Shang Q,Jiang Y,Cao Y

更新日期：2016-06-01 00:00:00

abstract：:A broad-host-range vector that expresses a unique artificial RNA in Pseudomonas putida has been developed. This vector was derived from the plasmid pBBR1MCS and incorporates regulatory regions from the Escherichia coli ribosomal operon, rrnB. These include the promoters P1 and P2, and the terminators T1 and T2. The ge...

journal_title：Current microbiology

authors： D'Souza LM,Willson RC,Fox GE

更新日期：2000-02-01 00:00:00