Transcriptional response of Pasteurella multocida to defined iron sources.

abstract：:Glutamine phosphoribosylpyrophosphate amidotransferase is stable in growing cells, but is inactivated in an oxygen-dependent process at various rates in starving or antibiotic-treated cells. On the basis of studies of the purified enzyme, we suggested (D.A. Bernlohr and R.L. Switzer, Biochemistry 20:5675-5681, 1981) t...

journal_title：Journal of bacteriology

authors： Bernlohr DA,Switzer RL

更新日期：1983-02-01 00:00:00

abstract：:lac operon fusions to DNA damage-inducible (din) loci were generated in Salmonella typhimurium LT2. Many of these din fusions were efficiently repressed by cloned Escherichia coli LexA, while others were not; all required RecA for induction. Several din fusions exhibited strong inducibility and will be useful in devel...

journal_title：Journal of bacteriology

authors： Smith CM,Arany Z,Orrego C,Eisenstadt E

更新日期：1991-06-01 00:00:00

abstract：:Geobacter sulfurreducens RpoS sigma factor was shown to contribute to survival in stationary phase and upon oxygen exposure. Furthermore, a mutation in rpoS decreased the rate of reduction of insoluble Fe(III) but not of soluble forms of iron. This study suggests that RpoS plays a role in regulating metabolism of Geob...

journal_title：Journal of bacteriology

authors： Núñez C,Adams L,Childers S,Lovley DR

更新日期：2004-08-01 00:00:00

abstract：:Sigma 54-dependent transcriptional activators such as Escherichia coli NtrC, Rhizobium meliloti NifA, and Rhizobium leguminosarum DctD share similar central and carboxy-terminal domains but differ in the structure and function of their amino-terminal domains. We have deleted the amino-terminal and carboxy-terminal dom...

journal_title：Journal of bacteriology

authors： Huala E,Stigter J,Ausubel FM

更新日期：1992-02-01 00:00:00

abstract：:The actinomycin synthetases ACMS I, II, and III catalyze the assembly of the acyl peptide lactone precursor of actinomycin by a nonribosomal mechanism. We have cloned the genes of ACMS I (acmA) and ACMS II (acmB) by hybridization screening of a cosmid library of Streptomyces chrysomallus DNA with synthetic oligonucleo...

journal_title：Journal of bacteriology

authors： Schauwecker F,Pfennig F,Schröder W,Keller U

更新日期：1998-05-01 00:00:00

abstract：:Cell survival, deoxyribonucleic acid (DNA) degradation, and the repair of DNA single-strand breaks were measured for Escherichia coli K-12 pol+, polA1, polC1026(ts), and polA1 polC1026(ts) cells after 137Cs gamma irradiation. The results indicate that DNA polymerase III is required for growth medium-dependent (type II...

journal_title：Journal of bacteriology

authors： Hamelin C,Youngs DA,Smith KC

更新日期：1976-09-01 00:00:00

abstract：:McFadden, B. A. (Washington State University, Pullman), and H. R. Homann. Characteristics and intermediates of short-term C(14)O(2) incorporation during ribose oxidation by Hydrogenomonas facilis. J. Bacteriol. 89:839-847. 1965.-Ribose-grown cells of Hydrogenomonas facilis, which had been suspended in growth medium an...

journal_title：Journal of bacteriology

authors： MCFADDEN BA,HOMANN HR

更新日期：1965-03-01 00:00:00

abstract：:In Escherichia coli, the additon of ethanol resulted in the synthesis of an increased proportion of phospholipids containing two unsaturated fatty acids. The addition of hexanol resulted in the opposite effect, an increase in the proportion of monounsaturated molecular species. The alcohol-induced changes were quantit...

journal_title：Journal of bacteriology

authors： Berger B,Carty CE,Ingram LO

更新日期：1980-06-01 00:00:00

abstract：:Chemotaxis to the aromatic acid 4-hydroxybenzoate (4-HBA) by Pseudomonas putida is mediated by PcaK, a membrane-bound protein that also functions as a 4-HBA transporter. PcaK belongs to the major facilitator superfamily (MFS) of transport proteins, none of which have so far been implicated in chemotaxis. Work with two...

journal_title：Journal of bacteriology

authors： Ditty JL,Harwood CS

更新日期：1999-08-01 00:00:00

abstract：:Many bacterial species produce capsular polysaccharides that contribute to pathogenesis through evasion of the host innate immune system. The gram-positive pathogen Enterococcus faecalis was previously reported to produce one of four capsule serotypes (A, B, C, or D). Previous studies describing the four capsule serot...

journal_title：Journal of bacteriology

authors： Thurlow LR,Thomas VC,Hancock LE

更新日期：2009-10-01 00:00:00

abstract：:The mutation sup-3 in Bacillus subtilis suppresses ochre (TAA) mutations at each of three codons in the 5' end of the cat-86 coding sequence. The suppressor is shown to insert lysine at ochre codons. The efficiency of suppression by sup-3 is about 15%, as determined by changing a cat-86 Lys codon (codon 12) to an ochr...

journal_title：Journal of bacteriology

authors： Mulbry WW,Ambulos NP Jr,Lovett PS

更新日期：1989-10-01 00:00:00

abstract：:Ralstonia eutropha JMP134(pJP4) degrades 3-chlorobenzoate (3-CB) by using two not completely isofunctional, pJP4-encoded chlorocatechol degradation gene clusters, tfdC(I)D(I)E(I)F(I) and tfdD(II)C(II)E(II)F(II). Introduction of several copies of each gene cluster into R. eutropha JMP222, which lacks pJP4 and thus accu...

journal_title：Journal of bacteriology

authors： Pérez-Pantoja D,Ledger T,Pieper DH,González B

更新日期：2003-03-01 00:00:00

abstract：:Lockart, Royce Z., Jr. (The University of Texas, Austin). Variations in the abilities of several lines of L cells to produce and to be affected by interferon. J. Bacteriol. 89:117-122. 1965.-The amounts of interferon produced by three different lines of L cells and mouse embryonic cells when inoculated with two strain...

journal_title：Journal of bacteriology

authors： LOCKART RZ Jr

更新日期：1965-01-01 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：:The recent emergence of multidrug resistance (MDR) in Acinetobacter baumannii has raised concern in health care settings worldwide. In order to understand the repertoire of resistance determinants and their organization and origins, we compared the genome sequences of three MDR and three drug-susceptible A. baumannii ...

journal_title：Journal of bacteriology

authors： Adams MD,Goglin K,Molyneaux N,Hujer KM,Lavender H,Jamison JJ,MacDonald IJ,Martin KM,Russo T,Campagnari AA,Hujer AM,Bonomo RA,Gill SR

更新日期：2008-12-01 00:00:00

abstract：:Pathogens often encounter stressful conditions inside their hosts. In the attempt to characterize the stress response in Brucella suis, a gene highly homologous to Escherichia coli clpB was isolated from Brucella suis, and the deduced amino acid sequence showed features typical of the ClpB ATPase family of stress resp...

journal_title：Journal of bacteriology

authors： Ekaza E,Teyssier J,Ouahrani-Bettache S,Liautard JP,Köhler S

更新日期：2001-04-01 00:00:00

abstract：:The growth cycle of Rickettsia quintana was studied for the first time in liquid culture. Growth of the microorganism in a transparent broth medium was made possible by the finding that fetal calf serum (FCS), but not calf serum (CS), satisfied the requirement of R. quintana (Fuller strain) for red blood cell lysate. ...

journal_title：Journal of bacteriology

authors： Mason RA

更新日期：1970-07-01 00:00:00

abstract：:Acinetobacter sp. strain JC1 DSM 3803, a carboxydobacterium, grown on methanol was found to show dihydroxyacetone synthase, dihydroxyacetone kinase, and ribulose 1,5-bisphosphate carboxylase, but no hydroxypyruvate reductase and very low hexulose 6-phosphate synthase, activities. The dihydroxyacetone synthase was foun...

journal_title：Journal of bacteriology

authors： Ro YT,Eom CY,Song T,Cho JW,Kim YM

更新日期：1997-10-01 00:00:00

abstract：:Streptococcus equi subsp. zooepidemicus is an opportunistic pathogen. It has caused a very large economic loss in the swine industry of China and has become a threat to human health. We announce the complete genome sequence of S. equi subsp. zooepidemicus strain ATCC 35246, which provides opportunities to understand i...

journal_title：Journal of bacteriology

authors： Ma Z,Geng J,Zhang H,Yu H,Yi L,Lei M,Lu CP,Fan HJ,Hu S

更新日期：2011-10-01 00:00:00

abstract：:LaBrec, Eugene H., Herman Schneider, Thomas J. Magnani, and Samuel B. Formal. Epithelial cell penetration as an essential step in the pathogenesis of bacillary dysentery. J. Bacteriol. 88:1503-1518. 1964.-A parent strain of Shigella flexneri 2a and a colonial mutant derived from it were studied in three animal models....

journal_title：Journal of bacteriology

authors： Labrec EH,Schneider H,Magnani TJ,Formal SB

更新日期：1964-11-01 00:00:00

abstract：:Expression of the pneumococcal type 1 pilus is bistable and positively regulated by the transcription factor RlrA. RlrA is also known to positively control its own expression. Here we present evidence that bistable expression of the type 1 pilus is mediated by the positive-feedback loop controlling rlrA expression. ...

journal_title：Journal of bacteriology

authors： Basset A,Turner KH,Boush E,Sayeed S,Dove SL,Malley R

更新日期：2012-03-01 00:00:00

abstract：:Niederpruem, Donald J. (Indiana University Medical Center, Indianapolis). Respiration of basidiospores of Schizophyllum commune. J. Bacteriol. 88:210-215. 1964.-The aerobic metabolism of basidiospores of the wood-rotting mushroom Schizophyllum commune was investigated by use of manometric techniques and specific respi...

journal_title：Journal of bacteriology

authors： NIEDERPRUEM DJ

更新日期：1964-07-01 00:00:00

abstract：:Internal and surface structures of asci and ascospores were studied by transmission electron microscopy (TEM) and by scanning electron microscopy (SEM) to establish the character and number of ascospores within the ascus of Metschnikowia krissii. Enzyme digestion with snail gut enzymes and SEM examination suggested th...

journal_title：Journal of bacteriology

authors： Talens LT,Miller MW,Miranda M

更新日期：1973-07-01 00:00:00

abstract：:Lysogenization of Salmonella typhimurium with either of the bacteriophages A3 and A4 results in O-acetylation of the L-rhamnose residues of the O-polysaccharide chain of the lipopolysaccharide of the bacterial cell envelope. The O-acetyl group is found on both O-2 and O-3 of the L-rhamnosyl residues. This lysogenic co...

journal_title：Journal of bacteriology

authors： Wollin R,Stocker BA,Lindberg AA

更新日期：1987-03-01 00:00:00

abstract：:The effect of heat shock on Myxococcus xanthus was investigated during both glycerol- and starvation-induced development. Cells heat shocked at 40 degrees C for 1 h prior to a development-inducing signal displayed an accelerated rate of myxospore formation at 30 degrees C. Additionally, M. xanthus cells heat shocked p...

journal_title：Journal of bacteriology

authors： Killeen KP,Nelson DR

更新日期：1988-11-01 00:00:00

abstract：:Commonly used procedures effected the extraction of only 10% of the lipoteichoic acid of stationary-phase cells of Staphylococcus aureus and Streptococcus faecium, unless the cells were first disrupted. ...

journal_title：Journal of bacteriology

authors： Huff E

更新日期：1982-01-01 00:00:00

abstract：:Using mixed-species cultures, we have undertaken a study of interactions between two common spore-forming soil bacteria, Bacillus subtilis and Streptomyces coelicolor. Our experiments demonstrate that the development of aerial hyphae and spores by S. coelicolor is inhibited by surfactin, a lipopeptide surfactant produ...

journal_title：Journal of bacteriology

authors： Straight PD,Willey JM,Kolter R

更新日期：2006-07-01 00:00:00

abstract：:A new osmotically inducible gene in Escherichia coli, osmY, was induced 8- to 10-fold by hyperosmotic stress and 2- to 3-fold by growth in complex medium. The osmY gene product is a periplasmic protein which migrates with an apparent molecular mass of 22 kDa on sodium dodecyl sulfate-polyacrylamide gels. A genetic fus...

journal_title：Journal of bacteriology

authors： Yim HH,Villarejo M

更新日期：1992-06-01 00:00:00

abstract：:The two-component regulatory system, composed of virA and virG, is indispensable for transcription of virulence genes within Agrobacterium tumefaciens. However, virA and virG are insufficient to activate transcription from virulence gene promoters within Escherichia coli cells, indicating a requirement for additional ...

journal_title：Journal of bacteriology

authors： Lohrke SM,Nechaev S,Yang H,Severinov K,Jin SJ

更新日期：1999-08-01 00:00:00

abstract：:Flagellar biogenesis and hence motility of Vibrio fischeri depends upon the presence of magnesium. In the absence of magnesium, cells contain few or no flagella and are poorly motile or nonmotile. To dissect the mechanism by which this regulation occurs, we screened transposon insertion mutants for those that could mi...

journal_title：Journal of bacteriology

authors： O'Shea TM,Klein AH,Geszvain K,Wolfe AJ,Visick KL

更新日期：2006-12-01 00:00:00