Relevance of DNA alkylation damage repair systems in Salmonella enterica virulence.

abstract：:The major surface-located protein in the outer membrane of Haemophilus influenzae type b (Hib) is porin, molecular mass, 38 kDa, 341 amino acids. To define precisely the molecular reactivities of nine mouse monoclonal antibodies (MAbs) against Hib porin, overlapping hexapeptides corresponding to the entire sequence of...

journal_title：Journal of bacteriology

authors： Srikumar R,Dahan D,Gras MF,Ratcliffe MJ,van Alphen L,Coulton JW

更新日期：1992-06-01 00:00:00

abstract：:To assess the contributions of single-strand DNases (ssDNases) to recombination in a recBCD+ background, we studied 31 strains with all combinations of null alleles of exonuclease I (delta xon), exonuclease VII (xseA), RecJ DNase (recJ), and SbcCD DNase (sbcCD) and exonuclease I mutant alleles xonA2 and sbcB15. The xs...

journal_title：Journal of bacteriology

authors： Thoms B,Borchers I,Wackernagel W

更新日期：2008-01-01 00:00:00

abstract：:The effects of temperature and attractants on chemotaxis in psychrotrophic Pseudomonas fluorescens were examined using the Adler capillary assay technique. Several organic acids, amino acids, and uronic acids were shown to be attractants, whereas glucose and its oxidation products, gluconate and 2-ketogluconate, elici...

journal_title：Journal of bacteriology

authors： Lynch WH

更新日期：1980-07-01 00:00:00

abstract：:Expression of toxT, the transcription activator of cholera toxin and pilus production in Vibrio cholerae, is the consequence of a complex cascade of regulatory events that culminates in activation of the toxT promoter by TcpP and ToxR, two membrane-localized transcription factors. Both are encoded in operons with gene...

journal_title：Journal of bacteriology

authors： Beck NA,Krukonis ES,DiRita VJ

更新日期：2004-12-01 00:00:00

abstract：:Spore formation of Myxococcus xanthus can occur not only on agar plates during fruiting body formation, but also in a liquid culture by simply adding glycerol, dimethyl sulfoxide, or phenethyl alcohol to the culture. This chemically-induced spore formation occurs synchronously and much faster than that occurring durin...

journal_title：Journal of bacteriology

authors： Komano T,Inouye S,Inouye M

更新日期：1980-12-01 00:00:00

abstract：:Spontaneous mutants of Staphylococcus aureus resistant to rifampin, rifamycin SV, streptovaricin, or streptolydigin were isolated and shown to be resistant due to chromosomal rather than plasmid mutations. Based on data concerning spontaneous mutation rates, genetic cotransduction rates, and in vitro sensitivity studi...

journal_title：Journal of bacteriology

authors： Morrow TO,Harmon SA

更新日期：1979-01-01 00:00:00

abstract：UNLABELLED:Rhodobacter sphaeroides is a free-living alphaproteobacterium that contains two clusters of functional flagellar genes in its genome: one acquired by horizontal gene transfer (fla1) and one that is endogenous (fla2). We have shown that the Fla2 system is normally quiescent and under certain conditions produc...

journal_title：Journal of bacteriology

authors： de la Mora J,Uchida K,del Campo AM,Camarena L,Aizawa S,Dreyfus G

更新日期：2015-09-01 00:00:00

abstract：:At some time during sporulation development, cells of Bacillus subtilis develop a commitment to continue sporulation even after addition of or dilution into a fresh nutrient. The extent of commitment was measured by the titer of spores produced at the time at which the original culture sporulated maximally. Since newl...

journal_title：Journal of bacteriology

authors： Cooney PH,Whiteman PF,Freese E

更新日期：1977-02-01 00:00:00

abstract：:The flagellar regulon of Brucella melitensis 16M contains 31 genes clustered in three loci on the small chromosome. These genes encode a polar sheathed flagellum that is transiently expressed during vegetative growth and required for persistent infection in a mouse model. By following the expression of three flagellar...

journal_title：Journal of bacteriology

authors： Léonard S,Ferooz J,Haine V,Danese I,Fretin D,Tibor A,de Walque S,De Bolle X,Letesson JJ

更新日期：2007-01-01 00:00:00

abstract：:Band 7 proteins, which encompass members of the stomatin, prohibitin, flotillin, and HflK/C protein families, are integral membrane proteins that play important physiological roles in eukaryotes but are poorly characterized in bacteria. We have studied the band 7 proteins encoded by the cyanobacterium Synechocystis sp...

journal_title：Journal of bacteriology

authors： Boehm M,Nield J,Zhang P,Aro EM,Komenda J,Nixon PJ

更新日期：2009-10-01 00:00:00

abstract：:Unsaturated fatty acids having structural features which are different from those of the monoenoic acids normally synthesized by Escherichia coli can serve as growth factors for an auxotroph requiring unsaturated fatty acids. These analogues were incorporated into the phospholipids, as shown by gas-liquid and thin-lay...

journal_title：Journal of bacteriology

authors： Silbert DF,Ruch F,Vagelos PR

更新日期：1968-05-01 00:00:00

abstract：:Plasmid Rms312, specifying resistance to tetracycline (Tc), chloramphenicol (Cm), streptomycin (Sm), sulfonamide (Su), and mercury chloride (Mer), deletes both Tc and Cm Sm Su Mer determinants at a high frequency in Salmonella typhimurium LT2. S. typhimurium mutants that were stable carriers of Rms312 were isolated by...

journal_title：Journal of bacteriology

authors： Watanabe H,Hashimoto H,Mitsuhashi S

更新日期：1980-04-01 00:00:00

abstract：:Lactobacillus casei and Streptococcus faecalis accumulated labeled folic acid and metabolized this compound to poly-gamma-glutamates of chain lengths of up to 11 and 5, respectively. Octa- and nonaglutamates predominated in L. casei, and tetraglutamates predominated in S. faecalis. The most effective monoglutamate sub...

journal_title：Journal of bacteriology

authors： Shane B,Bognar AL,Goldfarb RD,LeBowitz JH

更新日期：1983-01-01 00:00:00

abstract：:Pseudomonas putida DOT-T1E is a solvent-resistant strain that is able to grow in the presence of high concentrations of toluene. We have cloned and sequenced the cti gene of this strain, which encodes the cis/trans isomerase, termed Cti, that catalyzes the cis-trans isomerization of esterified fatty acids in phospholi...

journal_title：Journal of bacteriology

authors： Junker F,Ramos JL

更新日期：1999-09-01 00:00:00

abstract：:Despite their remarkable genetic homology, members of the Mycobacterium tuberculosis complex express very different phenotypes, most notably in their spectra of clinical presentation. For example, M. tuberculosis is regarded as pathogenic to humans, whereas members having deleted RD1, such as Mycobacterium microti and...

journal_title：Journal of bacteriology

authors： Mostowy S,Cousins D,Behr MA

更新日期：2004-01-01 00:00:00

abstract：:Proline-requiring mutants of Saccharomyces cerevisiae were isolated. Each mutation is recessive and is inherited as expected for a single nuclear gene. Three complementation groups cold be defined which are believed to correspond to mutations in the three genes (pro1, pro2, and pro3) coding for the three enzymes of th...

journal_title：Journal of bacteriology

authors： Brandriss MC

更新日期：1979-06-01 00:00:00

abstract：:NBU1 is an integrated Bacteroides element that can he mobilized from Bacteroides donors to Bacteroides recipients. Previous studies have shown that a plasmid carrying the internal mobilization region of NBU1 could be transferred by conjugation from Bacteroides thetaiotaomicron to Escherichia coli. In this report, we s...

journal_title：Journal of bacteriology

authors： Shoemaker NB,Wang GR,Salyers AA

更新日期：1996-06-01 00:00:00

abstract：:The ability to form type 1 fimbriae (Fim(+)) was readily transduced to 159 out of 161 wild-type motile Fim(-) FIRN strains of Salmonella typhimurium with phage P22 propagated on a Fim(+) donor strain. Fim(+) clones were isolated from about 35% of tests after the fimbriate bacteria in the transduction mixture had been ...

journal_title：Journal of bacteriology

authors： Old DC,Duguid JP

更新日期：1971-09-01 00:00:00

abstract：:Cells of Pseudomonas stutzeri are naturally transformed by homologous chromosomal DNA; they do not require chemical treatment to become competent. This capacity to undergo natural transformation was found to be shared by the closely related species P. mendocina, P. alcaligenes, and P. pseudoalcaligenes, but was not de...

journal_title：Journal of bacteriology

authors： Carlson CA,Pierson LS,Rosen JJ,Ingraham JL

更新日期：1983-01-01 00:00:00

abstract：:The 2,760-base-pair (bp) PstI-EcoRI segment of the chromosome of Pseudomonas aeruginosa PA103 which carries the exotoxin A structural gene was expressed from an internal promoter when cloned in a pUC9 derivative and transformed into a nontoxigenic mutant of P. aeruginosa PAO1. The unique terminal EcoRI site was delete...

journal_title：Journal of bacteriology

authors： Tsaur ML,Clowes RC

更新日期：1989-05-01 00:00:00

abstract：:Seligman, Stephen J. (University of California, Los Angeles) and William L. Hewitt. Kinetics of the action of ampicillin on Escherichia coli. J. Bacteriol. 85:1160-1164. 1963.-The curve of the number of viable Escherichia coli after exposure to ampicillin can be divided into three phases: a lag phase, a rapid bacteric...

journal_title：Journal of bacteriology

authors： SELIGMAN SJ,HEWITT WL

更新日期：1963-05-01 00:00:00

abstract：:Converse, John L. (U.S. Army Biological Laboratories, Fort Detrick, Frederick, Md.), Merida W. Castleberry, and Ernest M. Snyder. Experimental viable vaccine against pulmonary coccidioidomycosis in monkeys. J. Bacteriol. 86:1041-1051. 1963.-Monkeys (Macaca mulatta) vaccinated by subcutaneous injection in the forearm w...

journal_title：Journal of bacteriology

authors： CONVERSE JL,CASTLEBERRY MW,SNYDER EM

更新日期：1963-11-01 00:00:00

abstract：:This study describes the isolation and characterization of a unique class of TolC mutants that, under steady-state growth conditions, secreted normal levels of largely inactive alpha-hemolysin. Unlike the reduced activity in the culture supernatants, the cell-associated hemolytic activity in these mutants was identica...

journal_title：Journal of bacteriology

authors： Vakharia H,German GJ,Misra R

更新日期：2001-12-01 00:00:00

abstract：:A tandem pair of nearly identical genes from Serpulina hyodysenteriae (B204) were cloned and sequenced. The full open reading frame of one gene and the partial open reading frame of the neighboring gene appear to encode secreted proteins which are homologous to, yet distinct from, the 39-kDa extracytoplasmic protein p...

journal_title：Journal of bacteriology

authors： Gabe JD,Dragon E,Chang RJ,McCaman MT

更新日期：1998-01-01 00:00:00

abstract：:Kasugamycin-resistant mutants of Bacillus subtilis were isolated and classified into two groups, one of which had resistance to kasugamycin in in vitro protein synthesis and mapped in the ribosomal region. The other group had no resistance to kasugamycin in in vitro protein synthesis and had weak cross-resistance to g...

journal_title：Journal of bacteriology

authors： Tominaga A,Kobayashi Y

更新日期：1978-09-01 00:00:00

abstract：:We have isolated a mutant of Pseudomonas aeruginosa deficient in fructose 1,6-bisphosphate aldolase activity. This mutant, similar to the mutants deficient in any of the Entner-Doudoroff pathway enzymes, does not allow appreciable alginate formation from glucose and gluconate, but allows alginate synthesis from mannit...

journal_title：Journal of bacteriology

authors： Banerjee PC,Vanags RI,Chakrabarty AM,Maitra PK

更新日期：1985-01-01 00:00:00

abstract：UNLABELLED:Over the course of the last 3 decades the role of the second messenger cyclic di-GMP (c-di-GMP) as a master regulator of bacterial physiology was determined. Although the control over c-di-GMP levels via synthesis and breakdown and the allosteric regulation of c-di-GMP over receptor proteins (effectors) and ...

journal_title：Journal of bacteriology

authors： Rotem O,Nesper J,Borovok I,Gorovits R,Kolot M,Pasternak Z,Shin I,Glatter T,Pietrokovski S,Jenal U,Jurkevitch E

更新日期：2015-08-31 00:00:00

abstract：:A nicotinamide adenine dinucleotide-specific L-(+)-lactate dehydrogenase (LDH) (EC 1.11.27) from Actinomyces viscosus T-6-1600 was purified approximately 110-fold by a combination of diethylaminoethyl-cellulose and 0.5 M Agarose A column chromatography. The ldh was stable at 26 C, but was quite labile at temperatures ...

journal_title：Journal of bacteriology

authors： Brown AT,Christian CP,Eifert RL

更新日期：1975-06-01 00:00:00

abstract：:Plasmids encoding the structural genes for the Rhodobacter capsulatus and Rhodobacter sphaeroides cytochrome (cyt) bc1 complexes were introduced into strains of R. capsulatus lacking the cyt bc1 complex, with and without cyt c2. The R. capsulatus merodiploids contained higher than wild-type levels of cyt bc1 complex, ...

journal_title：Journal of bacteriology

authors： Davidson E,Prince RC,Haith CE,Daldal F

更新日期：1989-11-01 00:00:00

abstract：:The TatA and TatB proteins are essential components of the twin arginine protein translocation pathway in Escherichia coli. C-terminal truncation analysis of the TatA protein revealed that a plasmid-expressed TatA protein shortened by 40 amino acids is still fully competent to support protein translocation. Similar tr...

journal_title：Journal of bacteriology

authors： Lee PA,Buchanan G,Stanley NR,Berks BC,Palmer T

更新日期：2002-11-01 00:00:00