Aromatic amino acid biosynthesis in Buchnera aphidicola (endosymbiont of aphids): cloning and sequencing of a DNA fragment containing aroH-thrS-infC-rpmI-rplT.

abstract：:Hepatitis B virus (HBV) infection remains a major health concern with more than 350 million carriers in the world. It is associated with acute and chronic liver diseases including hepatocellular carcinoma (HCC). The early detection of severe liver diseases related to HBV is crucial for the effective treatment. This wo...

journal_title：Current microbiology

authors： Feng H,Wang M,Chen WN

更新日期：2010-10-01 00:00:00

abstract：:pH affected significantly the growth and the glucose fermentation pattern of Propionibacterium microaerophilum. In neutral conditions (pH 6.5-7.5), growth and glucose fermentation rate (qs) were optimum producing propionate, acetate, CO(2), and formate [which together represented 90% (wt/wt) of the end products], and ...

journal_title：Current microbiology

authors： Koussémon M,Combet-Blanc Y,Ollivier B

更新日期：2003-02-01 00:00:00

abstract：:Debaryomyces nepalensis, a halotolerant food-spoiling yeast could grow in complex (YEPD) medium at different pHs ranging between 3.0 and 11.0 in the absence of salt and at pH 3.0-9.0 in the presence of different concentrations of NaCl and KCl. The specific growth rate of D. nepalensis was not affected by the initial p...

journal_title：Current microbiology

authors： Kumar S,Lal P,Gummadi SN

更新日期：2008-12-01 00:00:00

abstract：:A Gram-negative, motile, aerobic and coccoid rod-shaped bacterium, designated strain YIM132180T, was isolated from a Lepraria sp. lichen collected from Pu'er, Yunnan Province, China. The strain grew at 15-35 °C (optimum, 25-28 °C), at 0-2% (w/v) NaCl (optimum, 0-1%) and at pH 6.0-9.0 (optimum, pH 7.0). The 16S rRNA ge...

journal_title：Current microbiology

authors： Zhang K,Jiang LQ,Wang LS,An DF,Lang L,Li GD,Wang XY,Shi SB,Li QY,Jiang CL,Jiang Y

更新日期：2020-02-01 00:00:00

abstract：:The production and its potential use of a novel trihydroxy unsaturated fatty acid, 7,10,12-trihydroxy-8(E)-octadecenoic acid (TOD), were investigated. TOD was formed by Pseudomonas aeruginosa PR3 (NRRL B-18602) in a culture supplied with exogenous ricinoleic acid. The yield of TOD production was always higher in a ric...

journal_title：Current microbiology

authors： Kuo TM,Kim H,Hou CT

更新日期：2001-09-01 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：:Thiothrix spp., sulfide-oxidizing filamentous bacteria, were found to be a principal bacterial component of aquatic biofilms causing biofouling in selected municipal water storage tanks, private wells, and drip irrigation systems in Florida. Treatments of up to 200 ppm chlorine in the affected systems could not preven...

journal_title：Current microbiology

authors： Brigmon RL,Martin HW,Aldrich HC

更新日期：1997-09-01 00:00:00

abstract：:This paper describes a screening strategy incorporating resistant insect lines for discovery of new Bacillus thuringiensis toxins against a background of known genes that would normally mask the activity of additional genes and the application of that strategy. A line of Helicoverpa armigera with resistance to Cry1Ac ...

journal_title：Current microbiology

authors： Beard CE,Court L,Mourant RG,James B,Van Rie J,Masson L,Akhurst RJ

更新日期：2008-09-01 00:00:00

abstract：:Degradation of n-alkanes in diesel oil by Pseudomonas aeruginosa strain WatG (WatG) was verified in soil microcosms. The total petroleum hydrocarbon (TPH) degradation level in two bioaugmentation samples was 51% and 46% for 1 week in unsterilized and sterilized soil microcosms, respectively. The TPH degradation in the...

journal_title：Current microbiology

authors： Ueno A,Hasanuzzaman M,Yumoto I,Okuyama H

更新日期：2006-03-01 00:00:00

abstract：:Variable-number-of-tandem-repeats (VNTR) markers are increasingly being used in population genetic studies of bacteria. They were recently developed for Pasteuria ramosa, an endobacterium that infects Daphnia species. In the present study, we genotyped P. ramosa in 18 infected hosts from the United Kingdom, Belgium, a...

journal_title：Current microbiology

authors： Mouton L,Ebert D

更新日期：2008-05-01 00:00:00

abstract：:In this article, we investigated the effect of exogenous calcium on improving viability of Debaryomyces hansenii and Pichia membranaefaciens under heat stress, and evaluated the role of calcium in reducing oxidant damage of proteins in the yeast cells. The results indicated that high concentration of exogenous calcium...

journal_title：Current microbiology

authors： An B,Li B,Qin G,Tian S

更新日期：2012-08-01 00:00:00

abstract：:With PCR products as probes, we have cloned two new cry-type genes from Bacillus thuringiensis subsp. wuhanensis. The deduced amino acid sequence of the first clone is 77.3% identical to Cry1Ga1. The deduced protein sequence of the second clone is 69.8-78.7% identical to that of Cry1B group. The nomenclature assignmen...

journal_title：Current microbiology

authors： Kuo WS,Lin JH,Tzeng CC,Kao SS,Chak KF

更新日期：2000-04-01 00:00:00

abstract：:Salinity, a serious environmental pressure on crop production, might be counteracted by free-living and symbiotic inoculants entailing positive synergistic effects. Enhancement in nutrient uptake and/or production of antioxidants under the stress condition, can improve plant growth and yield. In this study, inoculatio...

journal_title：Current microbiology

authors： Heydari S,Pirzad A

更新日期：2020-09-01 00:00:00

abstract：:The alphaproteobacterial strain JLT2003(T) was isolated from surface seawater off the coast of Guishan island, Taiwan. The strain was Gram negative, ovoid or coccoid, non-motile and formed pink colonies on marine agar 2216 (MA; DIFCO) medium. The dominant fatty acids were C(18:1)ω7c, cyclo C(19:0)ω8c, and C(16:0). The...

journal_title：Current microbiology

authors： Liu K,Zong R,Li Q,Fu Y,Xu Y,Wang Y,Jiao N

更新日期：2012-04-01 00:00:00

abstract：:A rapid direct-extraction method was used to obtain DNA from environmental soil samples. Heat, enzymes, and guanidine isothiocyanate were utilized to lyse cells. The DNA was purified by agarose gel electrophoresis, amplified with 16S rRNA-based primers by use of the polymerase chain reaction, and then digested with th...

journal_title：Current microbiology

authors： Porteous LA,Armstrong JL,Seidler RJ,Watrud LS

更新日期：1994-11-01 00:00:00

abstract：:Streptomyces coelicolor is the soil-dwelling bacterium with a complex life cycle and a strong ability to produce plenty of secondary metabolites which are strictly regulated by a variety of regulators. Amino acid alignment shows that the deduced protein of SCO2140 belongs to the family of Leucine-responsive regulatory...

journal_title：Current microbiology

authors： Yu L,Pan Y,Liu G

更新日期：2016-08-01 00:00:00

abstract：:The mechanisms used by Campylobacter jejuni to colonize the (chicken) intestinal tract have not been defined. In this study, we obtained evidence that in the presence of chicken serum and mucus, C. jejuni secreted proteins that may play a role in the colonization of chicken gut (Campylobacter invasion antigen = Cia). ...

journal_title：Current microbiology

authors： Biswas D,Fernando UM,Reiman CD,Willson PJ,Townsend HG,Potter AA,Allan BJ

更新日期：2007-03-01 00:00:00

abstract：:Bacteria use quorum sensing signalling in various functions, e.g. while forming biofilms, and inhibition of this signalling could be one way to control biofilm formation. The aim of this study was to evaluate the production of signalling molecules and its correlation with the biofilm formation capability of bacteria i...

journal_title：Current microbiology

authors： Priha O,Virkajärvi V,Juvonen R,Puupponen-Pimiä R,Nohynek L,Alakurtti S,Pirttimaa M,Storgårds E

更新日期：2014-11-01 00:00:00

abstract：:Pandemic influenza A (H1N1) 2009 virus was first detected in India in May 2009 which subsequently became endemic in many parts of the country. Influenza A viruses have the ability to evade the immune response through its ability of antigenic variations. The study aims to characterize influenza A (H1N1) pdm 09 viruses ...

journal_title：Current microbiology

authors： Gohil D,Kothari S,Shinde P,Meharunkar R,Warke R,Chowdhary A,Deshmukh R

更新日期：2017-08-01 00:00:00

abstract：:Lactobacilli are members of the normal mucosal microflora of most animals. Many isolates of Lactobacillus spp. are adherent to epithelial cells. In this study, using Lactobacillus acidophilus and L. agilis, we detected adherence in a pattern that suggested that the bacteria were binding to extracellular matrix protein...

journal_title：Current microbiology

authors： Kapczynski DR,Meinersmann RJ,Lee MD

更新日期：2000-08-01 00:00:00

abstract：:The non-metabolizable glucose analog, 2-deoxyglucose (2-DG), decreased the growth rate and optical density of Streptococcus bovis JB1 20%, but it had an even greater effect on stationary phase cultures. Control cultures receiving only glucose (2 mg/ml) lysed very slowly (<5% decline in optical density in 48 h), but cu...

journal_title：Current microbiology

authors： Russell JB,Wells JE

更新日期：1997-11-01 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

abstract：:Nitric oxide synthase (NOS), the enzyme responsible for the production of endogenous nitric oxide from arginine, has been recently discovered in a number of Gram-positive bacteria. While bacterial NOS has been implicated in mediating nitrosative stress, much remains unknown about the functional role of endogenous nitr...

journal_title：Current microbiology

authors： Treece E,Pinkham A,Kim T

更新日期：2012-02-01 00:00:00

abstract：:In the present study, probiotic, safety and functional characteristics of eight indigenous bifidobacterial isolates were compared to identify suitable strains for functional food application. Among the isolates, six strains of Bifidobacterium longum and one each of Bifidobacterium breve and Bifidobacterium bifidum wer...

journal_title：Current microbiology

authors： Achi SC,Halami PM

更新日期：2019-03-01 00:00:00

abstract：:Biofilm-forming bacteria Pseudomonas aeruginosa is a common pathogen in mechanically ventilated newborns, which can cause life-threatening infections. Alginate of mucoid Pseudomonas aeruginosa biofilms is considered an important virulence factor which contributes to the resistance to antibiotics. Traditionally, ambrox...

journal_title：Current microbiology

authors： Li F,Yu J,Yang H,Wan Z,Bai D

更新日期：2008-07-01 00:00:00

abstract：:Pneumatophores are aerial roots developing from the main roots of mangrove plants away from the gravity. The below ground pneumatophore-associated soil prokaryotic community of Avicennia marina was studied by amplicon pyrosequencing (39,378 reads) during monsoon and summer seasons. Apart from the most dominant phylum ...

journal_title：Current microbiology

authors： Sanka Loganathachetti D,Sadaiappan B,Poosakkannu A,Muthuraman S

更新日期：2016-01-01 00:00:00

abstract：:Bacillus sp. TYF-LIM-B05, which is isolated from spoilage vinegar, is resistant to high temperature, high concentrated alcohol, acid, and salt, and can produce ethanol from mono-, di-, polysaccharide, and complex biomass as the sole carbon source. Thus, this strain is a potential candidate for consolidated bioprocessi...

journal_title：Current microbiology

authors： Fan L,Li M,Li Y,Fan X,Liu Y,Lv Y

更新日期：2020-03-01 00:00:00

abstract：:One hundred and twenty-nine Vibrio anguillarum serogroup O2 strains were compared by slide agglutination and Western blotting for their lipopolysaccharide (LPS) structure. The strains showed six different LPS profiles, four different reaction patterns in Western blotting, and four different kinds of reaction in slide ...

journal_title：Current microbiology

authors： Tiainen T,Pedersen K,Larsen JL

更新日期：1997-01-01 00:00:00

abstract：:Iron-oxidizing Acidithiobacillus spp. are applied worldwide in biomining industry to extract metals from sulfide minerals. They derive energy for survival through Fe2+ oxidation and generate Fe3+ for the dissolution of sulfide minerals. However, molecular mechanisms of their iron oxidation still remain elusive. A nove...

journal_title：Current microbiology

authors： Ai C,Liang Y,Miao B,Chen M,Zeng W,Qiu G

更新日期：2018-07-01 00:00:00

abstract：:Pectin is a diverse polysaccharide comprising of polygalacturonic acid, rhamnogalactouronan, and neutral polysaccharides (arabinan and arabinogalactan) as side chains or branches. They are resistant to salivary amylase and gastric juice. In the present study the prebiotic potentials of different pectic derived substra...

journal_title：Current microbiology

authors： Tingirikari JMR

更新日期：2019-12-01 00:00:00