Antimicrobial activity of fusidic acid in Escherichia coli is dependent on the relative levels of ribosome recycling factor and elongation factor G.

abstract：:Growth of a Mycobacterium avium complex serotype 20 rough-colony variant in 1.0% Tween 80 resulted in a smooth-colony morphological conversion that was reversible upon removal of Tween and was not associated with the presence of serotype-specific glycopeptidolipid antigens. Electron microscopic examination suggested t...

journal_title：FEMS microbiology letters

authors： Wright EL,Pourshafie M,Barrow WW

更新日期：1992-11-01 00:00:00

abstract：:We report here improvements to the growth media and fermentation conditions which result in a substantial increase of Helicobacter pylori growth and in the enhanced production of vacuolating cytotoxin. Addition of glucose to the medium resulted in the increase of cell yield, cell viability and a significant improvemen...

journal_title：FEMS microbiology letters

authors： Marchini A,Massari P,Manetti R,Olivieri R

更新日期：1994-11-15 00:00:00

abstract：:The effect of coumarin (1,2 benzopyrone) on glucose utilisation by the anaerobic rumen fungi Neocallimastix frontalis and N. patriciarum has been compared with the effect of p-coumaric acid. Both compounds largely inhibited glucose utilisation by N. patriciarum strain Cx when present in the medium at a concentration o...

journal_title：FEMS microbiology letters

authors： Cansunar E,Richardson AJ,Wallace G,Stewart CS

更新日期：1990-07-01 00:00:00

abstract：:A lysC-lac'Z fusion plasmid was constructed to study the regulatory region of the lysC gene. Analysis by deletion mutations confirmed the existence of an alternative promoter, P2, located upstream of the previously identified promoter, P1. The transcription start site of promoter P2 was located 85 base pairs upstream ...

journal_title：FEMS microbiology letters

authors： Liao HH,Hseu TH

更新日期：1998-11-01 00:00:00

abstract：:Small colony variants (SCVs) of Pseudomonas aeruginosa NCTC 6750 (WT) were repeatedly isolated in an in vitro kinetic model after exposure to gentamicin (GM). There were minor differences biochemically and in phage and serotyping between the wild type (WT) strain and SCVs. Changes in outer membrane protein profiles we...

journal_title：FEMS microbiology letters

authors： Langford PR,Anwar H,Gonda I,Brown MR

更新日期：1989-10-01 00:00:00

abstract：:Bacillus anthracis lethal toxin (PALF) stimulated the proliferation of human peripheral blood T-cells in vitro. Activation of T-lymphocytes by PALF required the presence of monocytes and did not result from a collaborative effect between T-cells and B-cells. PALF acted directly on monocytes and independently of T-cell...

journal_title：FEMS microbiology letters

authors： Guidi-Rontani C,Duflot E,Mock M

更新日期：1997-12-15 00:00:00

abstract：:Among aerobic prokaryotes, many different terminal oxidase complexes have been described. Sequence comparison has revealed that the aa3-type cytochrome c oxidase and the bo3-type quinol oxidase are variations on the same theme: the heme-copper oxidase. A third member of this family has recently been recognized: the cb...

journal_title：FEMS microbiology letters

authors： van der Oost J,de Boer AP,de Gier JW,Zumft WG,Stouthamer AH,van Spanning RJ

更新日期：1994-08-01 00:00:00

abstract：:Individual isolates of Escherichia coli synthesize one of more than 70 chemically distinct polysaccharides which form the capsule. In this article we review the genetics of capsule production in E. coli and highlight what this is beginning to reveal in terms of the genetic basis of the structural diversity of polysacc...

journal_title：FEMS microbiology letters

authors： Boulnois G,Drake R,Pearce R,Roberts I

更新日期：1992-12-15 00:00:00

abstract：:Cytochemical staining and microscopy were used to study the trophic structures and cellular morphotypes that are produced during the colonization of oil-water interfaces by oil-degrading yeasts and bacteria. Among the microorganisms studied here, the yeasts (Schwanniomyces occidentalis, Torulopsis candida, Candida tro...

journal_title：FEMS microbiology letters

authors： Dmitriev VV,Crowley D,Rogachevsky VV,Negri CM,Rusakova TG,Kolesnikova SA,Akhmetov LI

更新日期：2011-02-01 00:00:00

abstract：:Interspecies bacterial communication is mediated by autoinducer-2, whose synthesis depends on luxS. Due to the apparent universality of luxS (present in more than 40 bacterial species), it may have an ancient origin; however, no direct evidence is currently available. We amplified luxS in bacteria isolated from 25- to...

journal_title：FEMS microbiology letters

authors： Santiago-Rodriguez TM,Patrício AR,Rivera JI,Coradin M,Gonzalez A,Tirado G,Cano RJ,Toranzos GA

更新日期：2014-01-01 00:00:00

abstract：:Six strains isolated from fermented food were identified as Weissella species by 16S rDNA sequencing, clustering with the species pair W. confusa/W. cibaria. The strains were analysed for growth on glucose, xylose and xylooligosaccharides (XOS). All strains were xylose positive using the API CHL 50 test. Growth on XOS...

journal_title：FEMS microbiology letters

authors： Patel A,Falck P,Shah N,Immerzeel P,Adlercreutz P,Stålbrand H,Prajapati JB,Holst O,Nordberg Karlsson E

更新日期：2013-09-01 00:00:00

abstract：:The 42- and 51-kDa protein genes of Bacillus sphaericus 1593 have been subcloned independently downstream from the cytA gene promoter of Bacillus thuringiensis serovar israelensis and introduced into a non-mosquitocidal strain of Bacillus thuringiensis. Consequently, each protein was overproduced and accumulated as in...

journal_title：FEMS microbiology letters

authors： Nicolas L,Nielsen-Leroux C,Charles JF,Delécluse A

更新日期：1993-02-01 00:00:00

abstract：:Enterobacter cloacae CHE, a clinical strain with overproduced cephalosporinase was found to be highly resistant to the new cephalosporins, cefepime and cefpirome (MICs> or =128 microg ml(-1)). The strain was isolated from a child previously treated with cefepime. The catalytic efficiency of the purified enzyme with th...

journal_title：FEMS microbiology letters

authors： Barnaud G,Labia R,Raskine L,Sanson-Le Pors MJ,Philippon A,Arlet G

更新日期：2001-02-20 00:00:00

abstract：:Two bifunctional plasmid vectors pZG5 (7.45 kb) and pZG6 (6.95 kb), for gene transfer between Streptomyces spp. and Escherichia coli have been constructed by fusion of the multicopy broad-host-range Streptomyces plasmid pIJ350 with E. coli plasmids Bluescribe M13- (pZG5) or pUC18 (pZG6). Both plasmids possess several ...

journal_title：FEMS microbiology letters

authors： Durajlija S,Pigac J,Gamulin V

更新日期：1991-10-15 00:00:00

abstract：:Plasmodium falciparum sirtuin, PfSir2, contains histone deacetylase (HDAC) activity that may be central to the regulation of virulence gene expression in the parasites. Although a few reports have been published recently regarding in vitro and in vivo function of PfSir2, expression of the endogenous protein (c. 30 kDa...

journal_title：FEMS microbiology letters

authors： Prusty D,Mehra P,Srivastava S,Shivange AV,Gupta A,Roy N,Dhar SK

更新日期：2008-05-01 00:00:00

abstract：:CheY, the response regulator of the chemotaxis system in Escherichia coli, can be regulated by two covalent modifications - phosphorylation and acetylation. Both covalent modifications are involved in chemotaxis, but the mechanism and role of the acetylation are still obscure. While acetylation was shown to repress th...

journal_title：FEMS microbiology letters

authors： Li R,Chen P,Gu J,Deng JY

更新日期：2013-10-01 00:00:00

abstract：:A synthetic version of the ligA gene encoding the NAD-dependent DNA ligase from the Arctic bacterium Pseudoalteromonas haloplanktis was substituted for its homolog in the chromosome of Mycobacterium smegmatis. The resulting recombinant strain grew identically to the parent strain at permissive temperatures but failed ...

journal_title：FEMS microbiology letters

authors： Pinto CT,Nano FE

更新日期：2015-09-01 00:00:00

abstract：:Ninety-three Salmonella isolates recovered from commercial foods and exotic animals in Colombia were studied. The serotypes, resistance profiles and where applicable the quinolone resistance genes were determined. Salmonella Anatum (n=14), Uganda (19), Braenderup (10) and Newport (10) were the most prevalent serovars,...

journal_title：FEMS microbiology letters

authors： Karczmarczyk M,Martins M,McCusker M,Mattar S,Amaral L,Leonard N,Aarestrup FM,Fanning S

更新日期：2010-12-01 00:00:00

abstract：:Shigella flexneri, which causes shigellosis in humans, evolved from Escherichia coli. The sequencing of Shigella genomes has revealed that a large number of insertion sequence (IS) elements (over 200 elements) reside in the genome. Although the presence of these elements has been noted previously and summarized, more ...

journal_title：FEMS microbiology letters

authors： Zaghloul L,Tang C,Chin HY,Bek EJ,Lan R,Tanaka MM

更新日期：2007-12-01 00:00:00

abstract：:The isolate NJ-101 obtained from agricultural soil was characterized and presumptively identified as Pseudomonas sp. The isolate exhibited efficient degradation of the insecticide carbofuran with a rate constant of 0.035 day(-1), following first-order rate kinetics. The ability of performing multifarious biological ac...

journal_title：FEMS microbiology letters

authors： Bano N,Musarrat J

更新日期：2004-02-09 00:00:00

abstract：:Atypical enteropathogenic Escherichia coli (aEPEC) is comprised of a large heterogeneous group of strains and serotypes that carry the intimin gene (eae) but no other EPEC virulence factors. In a previous study, we examined a few aEPEC strains of O157:H16 serotype from the U.S. and France and found these to be nearly ...

journal_title：FEMS microbiology letters

authors： Feng PC,Keys C,Lacher DW,Beutin L,Bentancor A,Heuvelink A,Afset JE,Rumi V,Monday S

更新日期：2012-12-01 00:00:00

abstract：:Bifidobacteria are normal inhabitants of the human gut, and members of which are generally considered to be probiotic. Before exerting their beneficial properties, they must survive and persist in the physiological concentrations (0.05-2%) of bile in the gut. In this work, the functional role of tlyC1 encoding a hemol...

journal_title：FEMS microbiology letters

authors： Liu Y,An H,Zhang J,Zhou H,Ren F,Hao Y

更新日期：2014-11-01 00:00:00

abstract：:We transformed a clinical Staphylococcus epidermidis isolate with the Enterococcus faecalis transposon Tn917-carrying plasmid pTV1. Loss of plasmid replication was observed at 47 degrees C. Tn917 transposes efficiently and apparently randomly. The transposition frequency could be stimulated by erythromycin. Transposon...

journal_title：FEMS microbiology letters

authors： Grueter L,Koenig O,Laufs R

更新日期：1991-08-01 00:00:00

abstract：:Academic work at different career stages has changed and a broadened portfolio of expertise enables academics to adapt, maintain and advance their career. Development related to research activity is naturally driven by methodology and technology. Institutions and peers largely support development in the contexts of di...

journal_title：FEMS microbiology letters

authors： Fahnert B

更新日期：2015-10-01 00:00:00

abstract：:In this study, internal size variations in the VanA gene cluster Tn1546, encoding resistance to glycopeptides, is described. Studies of previously uncharacterized size variations of an internal region, encoding the vanX and vanY genes of Tn1546, revealed that these variations were due to the presence of the IS sequenc...

journal_title：FEMS microbiology letters

authors： Jensen LB

更新日期：1998-12-15 00:00:00

abstract：:Three different whole cell biosensor constructs were made by fusing the mercury inducible promoter, P(mer), and its regulatory gene, merR, from transposon Tn21 with reporter genes luxCDABE, lacZYA, or gfp. In Escherichia coli these biosensor constructs responded to low levels of mercury by producing light, beta-galact...

journal_title：FEMS microbiology letters

authors： Hansen LH,Sørensen SJ

更新日期：2000-12-01 00:00:00

abstract：:An identification method by PCR, specific to the Carnobacterium genus, was optimised by testing it on 28 bacterial strains. Primers from the literature were tested to differentiate Carnobacterium strains present among various bacterial species. The DNA of Carnobacterium species (C. alterfunditum, C. divergens, C. fund...

journal_title：FEMS microbiology letters

authors： Cailliez-Grimal C,Miguindou-Mabiala R,Leseine M,Revol-Junelles AM,Millière JB

更新日期：2005-09-01 00:00:00

abstract：:The polyhydroxyalkanoic acid (PHA) synthase gene (phaCAc) of a species of Acinetobacter isolated from an activated sludge treatment plant was cloned by heterologous complementation in a poly-beta-hydroxybutyrate (PHB) negative mutant of Alcaligenes eutrophus. Nucleotide sequence analysis of phaCAc revealed an open rea...

journal_title：FEMS microbiology letters

authors： Schembri MA,Bayly RC,Davies JK

更新日期：1994-05-01 00:00:00

abstract：:Airborne bacteria isolated from a tannery air environment were screened for the property of solubilization of insoluble zinc oxide and zinc phosphate. Out of 10 strains tested, a strain of Pseudomonas aeruginosa (CMG 823) showed the best solubilization and solubilized both zinc oxide and zinc phosphate. Colonies of th...

journal_title：FEMS microbiology letters

authors： Fasim F,Ahmed N,Parsons R,Gadd GM

更新日期：2002-07-16 00:00:00

abstract：:Comparisons of growth and surface colonisation of Enterococcus faecium L-forms and their cell-walled forms were undertaken to produce information about their ability to form sessile cells. The growth of L-forms in liquid culture was slower than that of the parent. This was reflected in their longer lag phase and slowe...

journal_title：FEMS microbiology letters

authors： Jass J,Phillips LE,Allan EJ,Costerton JW,Lappin-Scott HM

更新日期：1994-01-15 00:00:00