Plasmid virulence gene expression induced by short-chain fatty acids in Salmonella dublin: identification of rpoS-dependent and rpo-S-independent mechanisms.

abstract：:The ability of deoxyribonucleic acid (DNA) isolated from a number of actinomycetes to reassociate with reference DNA from Actinoplanes philippinensis or Streptomyces venezuelae has been measured. All of the DNA preparations except for those from Nocardia erythropolis and Thermomonospora viridis contained 70 to 73 mole...

journal_title：Journal of bacteriology

authors： Farina G,Bradley SG

更新日期：1970-04-01 00:00:00

abstract：:The filamentous cyanobacterium Anabaena fixes nitrogen in specialized cells called heterocysts. The immediate product of fixation, ammonia, is known to be assimilated by addition to glutamate to make glutamine. How fixed nitrogen is transported along the filament to the 10 to 20 vegetative cells that separate heterocy...

journal_title：Journal of bacteriology

authors： Ke S,Haselkorn R

更新日期：2013-01-01 00:00:00

abstract：:In order to characterize the genome-wide transcriptional response of the hyperthermophilic, aerobic crenarchaeote Sulfolobus solfataricus to UV damage, we used high-density DNA microarrays which covered 3,368 genetic features encoded on the host genome, as well as the genes of several extrachromosomal genetic elements...

journal_title：Journal of bacteriology

authors： Fröls S,Gordon PM,Panlilio MA,Duggin IG,Bell SD,Sensen CW,Schleper C

更新日期：2007-12-01 00:00:00

abstract：:The porin composition of the Escherichia coli cell envelope was analyzed during growth at different external pHs (pHo) as a function of the acetyl phosphate (AcP) level (DeltaackA pta or ackA mutant, pyruvate or glucose as the carbon source) in the presence or absence of EnvZ. Our results indicate that the AcP level i...

journal_title：Journal of bacteriology

authors： Heyde M,Laloi P,Portalier R

更新日期：2000-01-01 00:00:00

abstract：:The highly purified lipoprotein of the outer membrane of Escherichia coli forms paracrystals. The ultrastructures of these paracrystals were examined by electron microscopy. The needle-shaped paracrystals show several different band patterns, depending on conditions of paracrystallization. Models are presented to expl...

journal_title：Journal of bacteriology

authors： DeMartini M,Inouye S,Inouye M

更新日期：1976-07-01 00:00:00

abstract：:The uptake of iron into Pseudomonas aeruginosa is mediated by two major siderophores produced by the bacterium, pyoverdine and pyochelin. The bacterium is also able of utilize several heterologous siderophores of bacterial or fungal origin. In this work, we have investigated the iron uptake in P. aeruginosa PAO1 by th...

journal_title：Journal of bacteriology

authors： Hannauer M,Barda Y,Mislin GL,Shanzer A,Schalk IJ

更新日期：2010-03-01 00:00:00

abstract：:The origin of replication of Bacillus subtilis 168 trp thy dna-1 (temperature-sensitive initiation mutant) was labeled with [3H]thymidine. Analysis of labeled cells by autoradiography revealed that most of the radioactivity was associated with cell pole areas. To label the terminus, cells that had initiated were treat...

journal_title：Journal of bacteriology

authors： Sonnenfeld EM,Koch AL,Doyle RJ

更新日期：1985-09-01 00:00:00

abstract：:The bacterium Myxococcus xanthus alternates between two colony types distinguished by colony morphology and pigmentation. Because the two phases are interconvertible, this phenomenon has been termed phase variation. In one phase, the colonies are bright yellow, rough, and swarming. In the alternate phase, the colonies...

journal_title：Journal of bacteriology

authors： Laue BE,Gill RE

更新日期：1994-09-01 00:00:00

abstract：:The hpaB gene encoding an aromatic hydroxylase of Escherichia coli ATCC 11105, a penicillin G acylase-producing strain, has been cloned and expressed in E. coli K-12. This gene was located near the pacA gene coding for penicillin G acylase. The hydroxylase has a molecular mass of 59,000 Da, uses NADH as a cosubstrate,...

journal_title：Journal of bacteriology

authors： Prieto MA,Perez-Aranda A,Garcia JL

更新日期：1993-04-01 00:00:00

abstract：:Peripheral hyphae were separated from the remaining thallus of Rhizoctonia solani in exponential and stationary phases of growth. The QO(2) in whole cells of peripheral hyphae from young fungal colonies was on the average 2.6 times and the protein content 1.6 times greater than in peripheral hyphae from old fungal col...

journal_title：Journal of bacteriology

authors： Skowronski BS,Gottlieb D

更新日期：1970-11-01 00:00:00

abstract：:Products of the approximately 9.5-kb virB operon are proposed to direct the export of T-DNA/protein complexes across the Agrobacterium tumefaciens envelope en route to plant cells. The presence of conserved nucleoside triphosphate (NTP)-binding domains in VirB4 and VirB11 suggests that one or both proteins couple ener...

journal_title：Journal of bacteriology

authors： Berger BR,Christie PJ

更新日期：1993-03-01 00:00:00

abstract：:Mutants of the fhuA gene of Escherichia coli K-12, which encodes a receptor protein in the outer membrane, took up ferrichrome after exposure to pronase, whereas fhuB mutants remained transport negative. The latter finding supports our previous proposal that fhuB mutants are defective in a function that residues in th...

journal_title：Journal of bacteriology

authors： Wookey PJ,Hussein S,Braun V

更新日期：1981-06-01 00:00:00

abstract：:The chb operon of Escherichia coli is involved in the utilization of the β-glucosides chitobiose and cellobiose. The function of chbG (ydjC), the sixth open reading frame of the operon that codes for an evolutionarily conserved protein is unknown. We show that chbG encodes a monodeacetylase that is essential for growt...

journal_title：Journal of bacteriology

authors： Verma SC,Mahadevan S

更新日期：2012-09-01 00:00:00

abstract：:Penicillin-binding proteins (PBPs), although characterized from several organisms, have so far not been studied in mycobacteria. The present study is the first characterization of a PBP from Mycobacterium smegmatis. The PBP was purified by solubilization of the membranes with Triton X-100 and successive chromatography...

journal_title：Journal of bacteriology

authors： Basu J,Chattopadhyay R,Kundu M,Chakrabarti P

更新日期：1992-07-01 00:00:00

abstract：:The nonstarter lactic acid bacterium Lactococcus raffinolactis is prevalent in a wide range of environments, such as the dairy environment, but little is known about this species. Here, we present the draft genome of Lactococcus raffinolactis strain 4877, isolated from a natural mesophilic dairy starter culture. ...

journal_title：Journal of bacteriology

authors： Meslier V,Loux V,Renault P

更新日期：2012-11-01 00:00:00

abstract：:Despite the considerable knowledge of bacterial high-molecular-weight (HMW) polycyclic aromatic hydrocarbon (PAH) metabolism, the key enzyme(s) and its pleiotropic and epistatic behavior(s) responsible for low-molecular-weight (LMW) PAHs in HMW PAH-metabolic networks remain poorly understood. In this study, a phenotyp...

journal_title：Journal of bacteriology

authors： Kweon O,Kim SJ,Kim DW,Kim JM,Kim HL,Ahn Y,Sutherland JB,Cerniglia CE

更新日期：2014-10-01 00:00:00

abstract：:In cells of Leuconostoc oenos, the fermentation of L-malic acid generates both a transmembrane pH gradient, inside alkaline, and an electrical potential gradient, inside negative. In resting cells, the proton motive force ranged from -170 mV to -88 mV between pH 3.1 and 5.6 in the presence Of L-malate. Membrane potent...

journal_title：Journal of bacteriology

authors： Salema M,Lolkema JS,San Romão MV,Lourero Dias MC

更新日期：1996-06-01 00:00:00

abstract：:Members of the pPT23A plasmid family of Pseudomonas syringae play an important role in the interaction of this bacterial pathogen with host plants. Complete sequence analysis of several pPT23A family plasmids (PFPs) has provided a glimpse of the gene content and virulence function of these plasmids. We constructed a m...

journal_title：Journal of bacteriology

authors： Zhao Y,Ma Z,Sundin GW

更新日期：2005-03-01 00:00:00

abstract：:The motility of Spirillum volutans is caused by the rotation of each polar flagellar fascicle in a direction opposite to that of the more slowly rotating cell. Both flagella form cones of revolution oriented in the same direction. When the cell reverses its motion, both fascicles simultaneously reverse their rotation ...

journal_title：Journal of bacteriology

authors： Krieg NR,Tomelty JP,Wells JS Jr

更新日期：1967-11-01 00:00:00

abstract：:The major regulator controlling the physiological switch between aerobic and anaerobic growth conditions in Escherichia coli is the DNA binding protein FNR. To identify genes controlled by FNR, we used Affymetrix Antisense GeneChips to compare global gene expression profiles from isogenic MG1655 wild-type and Deltafnr...

journal_title：Journal of bacteriology

authors： Kang Y,Weber KD,Qiu Y,Kiley PJ,Blattner FR

更新日期：2005-02-01 00:00:00

abstract：:MntH, a bacterial homolog of mammalian natural resistance associated macrophage protein 1 (Nramp1), is a primary transporter for Mn(2+) influx in Salmonella enterica serovar Typhimurium and Escherichia coli. S. enterica serovar Typhimurium MntH contributes to H(2)O(2) resistance and is important for full virulence. Co...

journal_title：Journal of bacteriology

authors： Kehres DG,Janakiraman A,Slauch JM,Maguire ME

更新日期：2002-06-01 00:00:00

abstract：:Type VI secretion systems (T6SS) are bacteriophage-derived macromolecular machines responsible for the release of at least two proteins in the milieu, which are thought to form an extracellular appendage. Although several T6SS have been shown to be involved in the virulence of animal and plant pathogens, clusters enco...

journal_title：Journal of bacteriology

authors： Bernard CS,Brunet YR,Gavioli M,Lloubès R,Cascales E

更新日期：2011-05-01 00:00:00

abstract：:The syrB gene is required for syringomycin production by Pseudomonas syringae pv. syringae and full virulence during plant pathogenesis. Strain B3AR132 containing a syrB::lacZ fusion was used to detect transcriptional activation of the syrB gene in syringomycin minimal medium by plant metabolites with signal activity....

journal_title：Journal of bacteriology

authors： Mo YY,Gross DC

更新日期：1991-09-01 00:00:00

abstract：:Bacillus anthracis Sterne cured of the pXO1 plasmid had enhanced secreted protease activity during the postexponential phase but no change in hemolytic or lecithinase activities. A zymogen profile revealed at least six proteases, including serine, metal, and perhaps cysteine types. There were similar amounts of protea...

journal_title：Journal of bacteriology

authors： Aronson AI,Bell C,Fulroth B

更新日期：2005-05-01 00:00:00

abstract：:Exogenous proline specifically stimulates the growth rate of enteric bacteria in media of inhibitory osmotic strength (J. H. B. Christian, Aust. J. Biol. Sci. 8:490-497, 1955). I observed that Salmonella typhimurium mutants which lack both of the previously known proline permeases (putP proP) are stimulated by proline...

journal_title：Journal of bacteriology

authors： Csonka LN

更新日期：1982-09-01 00:00:00

abstract：:Many Escherichia coli K-12 strains display an intrinsic resistance to the peptide antibiotic microcin J25. In this study, we present results showing that the leucine-responsive regulatory protein, Lrp, is involved in this phenotype by acting as a positive regulator of YojI, a chromosomally encoded efflux pump which ex...

journal_title：Journal of bacteriology

authors： Socías SB,Vincent PA,Salomón RA

更新日期：2009-02-01 00:00:00

abstract：:The ugp operon of Escherichia coli includes genes involved in the uptake of sn-glycerol-3-phosphate and glycerophosphoryl diesters and belongs to the pho regulon which is induced by phosphate limitation. This operon has two transcriptional initiation sites, as determined by S1 nuclease mapping of the in vivo transcrip...

journal_title：Journal of bacteriology

authors： Kasahara M,Makino K,Amemura M,Nakata A,Shinagawa H

更新日期：1991-01-01 00:00:00

abstract：:The pathway of anaerobic toluene oxidation to benzoyl coenzyme A (benzoyl-CoA) consists of an initial reaction catalyzed by benzylsuccinate synthase, a glycyl radical enzyme adding the methyl group of toluene to the double bond of a fumarate cosubstrate, and a subsequent beta-oxidation pathway of benzylsuccinate. Benz...

journal_title：Journal of bacteriology

authors： Leuthner B,Heider J

更新日期：2000-01-01 00:00:00

abstract：:Neisseria meningitidis serogroup B strain M986 was examined for the involvement of lipid intermediate(s) participating in the biosynthesis of the sialic acid capsular polysaccharide. The addition of exogenous undecaprenyl phosphate, phosphatidylethanolamine, or phosphatidylglycerol to particulate membranes, in the pre...

journal_title：Journal of bacteriology

authors： Masson L,Holbein BE

更新日期：1985-03-01 00:00:00

abstract：:The antigenic specificity of Listeria monocytogenes types I, II, III, IVa, and IVb was studied by immunochemical techniques. Immunologically active carbohydrates of the various types were extracted from cell walls and were chemically analyzed. Types I and II contained predominantly glucosamine and rhamnose; type III, ...

journal_title：Journal of bacteriology

authors： Ullmann WW,Cameron JA

更新日期：1969-05-01 00:00:00