Purification and characterization of L-allo-threonine aldolase from Aeromonas jandaei DK-39.

abstract：:Antibody to Escherichia coli O157 lipopolysaccharide was detected in the sera of healthy individuals more frequently in Southern Thailand than in Japan. The result suggested possible exposure of Thai people to E. coli O157. E. coli O157:H7 or O157:H(-) was isolated from four of 95 retail beef and one of 55 bovine fece...

journal_title：FEMS microbiology letters

authors： Vuddhakul V,Patararungrong N,Pungrasamee P,Jitsurong S,Morigaki T,Asai N,Nishibuchi M

更新日期：2000-01-15 00:00:00

abstract：:Environmental persistence of Mycobacterium tuberculosis is subject to speculation. However, the reality that infected postmortem tissues can be a danger to pathologists and embalmers has worrisome implications. A few experimental studies have demonstrated the organism's ability to withstand exposure to embalming fluid...

journal_title：FEMS microbiology letters

authors： Lemma E,Zimhony O,Greenblatt CL,Koltunov V,Zylber MI,Vernon K,Spigelman M

更新日期：2008-06-01 00:00:00

abstract：:The influence of nutritional and physical stress on sporulation, conidial germination and vegetative biomass of Ophiocordyceps sinensis, one of the most important medicinal fungi in China and now globally, was evaluated using a two-stage culture method. All the treatments, except nutrient deprivation, enhanced conidia...

journal_title：FEMS microbiology letters

authors： Ren SY,Yao YJ

更新日期：2013-09-01 00:00:00

abstract：:Rhizobium leguminosarum bv. trifolii rosR gene encodes a transcriptional regulator involved in the positive regulation of exopolysaccharide synthesis. Transcription of rosR is directed by two promoters, distal P1 and proximal P2, of different strengths. We demonstrated that rosR P1 functions as the main promoter and, ...

journal_title：FEMS microbiology letters

authors： Janczarek M,Skorupska A

更新日期：2009-02-01 00:00:00

abstract：:A microorganism which reduces Fe(III) during the fermentation of glucose was isolated from freshwater sediment. The Fe(III) was supplied to enrichment cultures as a soluble complex with the bidentate ligand maltol (3-hydroxy-2-methyl-4-pyrone). Advantages that were afforded by the use of Fe(III)(maltol)3 over previous...

journal_title：FEMS microbiology letters

authors： Dobbin PS,Carter JP,Garcia-Salamanca San Juan C,von Hobe M,Powell AK,Richardson DJ

更新日期：1999-07-01 00:00:00

abstract：:The ascomycete Sclerotinia sclerotiorum is a plant pathogen with a very broad host range. In order to identify and characterize genes involved in S. sclerotiorum infection of Brassica napus (canola), expressed sequence tags (ESTs) were examined from libraries prepared from three tissues: complex appressorium (infectio...

journal_title：FEMS microbiology letters

authors： Sexton AC,Cozijnsen AJ,Keniry A,Jewell E,Love CG,Batley J,Edwards D,Howlett BJ

更新日期：2006-05-01 00:00:00

abstract：:We have identified phosphatidylethanolamine as one of the major phospholipids of Clostridium perfringens by two dimensional thin layer chromatography of the intact lipids and of their deacylation products and by liquid chromatography followed by mass spectrometry of the intact neutral phospholipid fraction. The princi...

journal_title：FEMS microbiology letters

authors： Johnston NC,Baker JK,Goldfine H

更新日期：2004-04-01 00:00:00

abstract：:We have studied the intraperoxisomal location of catalase in peroxisomes of methanol-grown Hansenula polymorpha by (immuno)cytochemical means. In completely crystalline peroxisomes, in which the crystalline matrix is composed of octameric alcohol oxidase (AO) molecules, most of the catalase protein is located in a nar...

journal_title：FEMS microbiology letters

authors： Keizer I,Roggenkamp R,Harder W,Veenhuis M

更新日期：1992-05-15 00:00:00

abstract：:The FIS protein (factor for inversion stimulation) is known to activate the transcription of rRNA and tRNA operons in Escherichia coli. In this report the growth behaviour of a fis bacterium was studied under steady-state conditions and in competition experiments with a wild-type bacterium in a chemostat. The growth r...

journal_title：FEMS microbiology letters

authors： Nilsson L,Verbeek H,Hoffmann U,Haupt M,Bosch L

更新日期：1992-11-15 00:00:00

abstract：:It has been shown that efficient functioning of photosynthesis and respiration in the cyanobacterium Synechocystis PCC 6803 requires the presence of either cytochrome c6 or plastocyanin. In order to check whether the blue copper protein plastocyanin can act as electron donor to cytochrome c oxidase, we investigated th...

journal_title：FEMS microbiology letters

authors： Paumann M,Bernroitner M,Lubura B,Peer M,Jakopitsch C,Furtmüller PG,Peschek GA,Obinger C

更新日期：2004-10-15 00:00:00

abstract：:Using primers corresponding to conserved regions of the bacterial regulatory gene fur, a homologue of this gene from the genome of Rhizobium leguminosarum biovar viciae, the nitrogen-fixing symbiont of peas, was isolated and sequenced. The fur gene is normally expressed constitutively, independent of the presence of F...

journal_title：FEMS microbiology letters

authors： de Luca NG,Wexler M,Pereira MJ,Yeoman KH,Johnston AW

更新日期：1998-11-15 00:00:00

abstract：:Proteins which are secreted or associated with the cell envelope of Mycobacterium tuberculosis may contain protective T-cell epitopes. Prior to this study, a recombinant clone bank of enzymatically active M. tuberculosis-alkaline phosphatase fusions, were screened for immunogenicity in a murine T-cell model. Five of t...

journal_title：FEMS microbiology letters

authors： Moran AJ,Doran JL,Wu J,Treit JD,Ekpo P,Kerr VJ,Roberts AD,Orme IM,Galant S,Ress SR,Nano FE

更新日期：1999-08-01 00:00:00

abstract：:A rapidly growing industrial complex including oil refineries and chemical industries has developed around the coastal area of Haldia port in the district of Midnapore, West Bengal, India. The coastal water is highly polluted with industrial wastes along with petroleum hydrocarbons. The bacteria isolated from the diff...

journal_title：FEMS microbiology letters

authors： Bhattacharya M,Roy SS,Biswas D,Kumar R

更新日期：2000-04-15 00:00:00

abstract：:The gene encoding the second enzyme of the 2C-methyl-D-erythritol 4-phosphate (MEP) pathway for isopentenyl diphosphate biosynthesis, 1-deoxy-D-xylulose 5-phosphate (DXP) reductoisomerase, was cloned and sequenced from Zymomonas mobilis. The deduced amino acid sequence showed the highest identity (48.2%) to the DXP re...

journal_title：FEMS microbiology letters

authors： Grolle S,Bringer-Meyer S,Sahm H

更新日期：2000-10-01 00:00:00

abstract：:Arbuscular mycorrhizal fungi (AMF) have been extensively studied in natural and agricultural ecosystems, but little is known about their diversity and community structure in highly petroleum-polluted soils. In this study, we described an unexpected diversity of AMF in a sedimentation basin of a former petrochemical pl...

journal_title：FEMS microbiology letters

authors： de la Providencia IE,Stefani FO,Labridy M,St-Arnaud M,Hijri M

更新日期：2015-06-01 00:00:00

abstract：:Magnetotactic bacteria (MTB) are a group of microorganisms that have the ability to synthesize intracellular magnetic crystals (magnetosomes). They prefer microaerobic or anaerobic aquatic sediments. Thus, there is growing interest in their ecological roles in various habitats. In this study we found co-occurrence of ...

journal_title：FEMS microbiology letters

authors： Pan H,Dong Y,Teng Z,Li J,Zhang W,Xiao T,Wu LF

更新日期：2019-11-01 00:00:00

abstract：:Hydrogenotrophic methanogens live in a synthrophic relationship with the human gut microbiota as the terminal part of the anaerobic food chain. Methanobrevibacter smithii of the Methanobacteriales is the prevailing archaeal species. Recently, methylotrophic archaea of the novel order Methanomassiliicoccales were isola...

journal_title：FEMS microbiology letters

authors： Vanderhaeghen S,Lacroix C,Schwab C

更新日期：2015-07-01 00:00:00

abstract：:The small noncoding RNA RyhB is a regulator of iron homeostasis in Escherichia coli. During iron limitation, it downregulates the expression of a number of iron-containing proteins, including enzymes of the tricarboxylic acid cycle and the respiratory chain. Because this infers a potential for RyhB to limit energy met...

journal_title：FEMS microbiology letters

authors： Bollinger CJ,Kallio PT

更新日期：2007-10-01 00:00:00

abstract：:During protein synthesis, elongation factor G (EFG) participates at the steps of translocation and ribosome recycling. Fusidic acid (FA) is a bacteriostatic antibiotic, which traps EFG on ribosomes, stalling them on mRNAs. How the bacterial susceptibility to FA is determined, and which of the two functions of EFG (tra...

journal_title：FEMS microbiology letters

authors： Ayyub SA,Lahry K,Dobriyal D,Mondal S,Varshney U

更新日期：2018-07-01 00:00:00

abstract：:We have isolated the abc1 gene from the fission yeast Schizosaccharomyces pombe. Sequence analysis suggests that the Abc1 protein is a member of the ABC superfamily of transporters and is composed of two structurally homologous halves, each consisting of a hydrophobic region of six transmembrane domains and a hydrophi...

journal_title：FEMS microbiology letters

authors： Christensen PU,Davis K,Nielsen O,Davey J

更新日期：1997-02-01 00:00:00

abstract：:The alternative sigma factor sigmaH has been shown to play an important role in stress response and morphological differentiation in Streptomyces coelicolor. Its gene, sigH, is located in an operon with the gene encoding proposed anti-sigma factor UshX, and one of the promoters directing expression of the operon is de...

journal_title：FEMS microbiology letters

authors： Sevcikova B,Kormanec J

更新日期：2002-04-09 00:00:00

abstract：:Twitching motility is a form of bacterial translocation over solid or semi-solid surfaces mediated by the extension, tethering, and subsequent retraction of type IV pili. These pili are also known to be involved in virulence, biofilm formation, formation of fruiting bodies, horizontal gene transfer, and protein secret...

journal_title：FEMS microbiology letters

authors： Coil DA,Anné J

更新日期：2009-04-01 00:00:00

abstract：:The viability of probiotics is affected by several factors during manufacturing, storage and gastrointestinal tract passage. Protecting the probiotics from harmful conditions is particularly critical for oxygen sensitive species like Akkermansia muciniphila, a bacterium which recently has been proposed as a next-gener...

journal_title：FEMS microbiology letters

authors： Marcial-Coba MS,Saaby L,Knøchel S,Nielsen DS

更新日期：2019-01-01 00:00:00

abstract：:The biosynthesis of glyantrypine from radiolabelled amino acid precursors has been shown experimentally to involve anthranilic acid, tryptophan and glycine. Low values for percentage incorporation of radiolabel into glyantrypine were partly influenced by a complex array of other novel alkaloids shown by the radiolabel...

journal_title：FEMS microbiology letters

authors： Penn J,Purcell M,Mantle PG

更新日期：1992-05-01 00:00:00

abstract：:Haemin (iron protoporphyrin IX) is an essential growth factor for the periodontal pathogen. Porphyromonas gingivalis. Iron protoporphyrin IX (IPP IX) binding to the avirulent P. gingivalis beige variant (W50/BE1) and the black-pigmenting parent wild-type strain W50 was quantified. W50/BE1 grown in a chemostat under ha...

journal_title：FEMS microbiology letters

authors： Smalley JW,Birss AJ,McKee AS,Marsh PD

更新日期：1996-07-15 00:00:00

abstract：:Isolates of anaerobic fungi obtained from the rumen, duodenum and faeces of sheep were identified as Piromyces mae based on their morphological characteristics observed using light microscopy. There was no significant morphological variation among the isolates of P. mae from the rumen, duodenum and faeces. Isozymes of...

journal_title：FEMS microbiology letters

authors： Wong MV,Ho YW,Tan SG,Abdullah N,Jalaludin S

更新日期：1995-12-01 00:00:00

abstract：:Atypical enteropathogenic Escherichia coli (EPEC) comprise an important group of paediatric pathogens. Atypical EPEC have reservoirs in farm and domestic animals where they can be either commensal or pathogenic; serogroup O26 is dominant in humans and animals. Central to intestinal colonization by EPEC is the transloc...

journal_title：FEMS microbiology letters

authors： Ooka T,Vieira MA,Ogura Y,Beutin L,La Ragione R,van Diemen PM,Stevens MP,Aktan I,Cawthraw S,Best A,Hernandes RT,Krause G,Gomes TA,Hayashi T,Frankel G

更新日期：2007-06-01 00:00:00

abstract：:The response regulator proteins of two-component systems mediate many adaptations of bacteria to their ever-changing environment. Most response regulators are transcription factors that alter the level of transcription of specific sets of genes. Activation of response regulators requires their phosphorylation on a con...

journal_title：FEMS microbiology letters

authors： Ladds JC,Muchová K,Blaskovic D,Lewis RJ,Brannigan JA,Wilkinson AJ,Barák I

更新日期：2003-06-27 00:00:00

abstract：:Horizontal gene transfer plays a significant role in bacterial evolution and has major clinical importance. Thus, it is vital to understand the mechanisms and kinetics of genetic transformations. Natural transformation is the driving mechanism for horizontal gene transfer in diverse genera of bacteria. Our study intro...

journal_title：FEMS microbiology letters

authors： Santala V,Karp M,Santala S

更新日期：2016-07-01 00:00:00

abstract：:Cyanobacterial natural products offer new possibilities for drugs and lead compounds but many factors can inhibit the production of sufficient yields for pharmaceutical processes. While Escherichia coli and Streptomyces sp. have been used as heterologous expression hosts to produce cyanobacterial natural products, the...

journal_title：FEMS microbiology letters

authors： Wells KN,Videau P,Nelson D,Eiting JE,Philmus B

更新日期：2018-08-01 00:00:00