Importance of anaerobic superoxide dismutase synthesis in facilitating outgrowth of Escherichia coli upon entry into an aerobic habitat.

abstract：:XbaI digestion and pulsed-field gel electrophoresis of the genome of Salmonella typhimurium LT2 yields 24 fragments: 23 fragments (total size, 4,807 kb) are from the chromosome, and one fragment (90 kb) is from the virulence plasmid pSLT. Some of the 23 fragments from the chromosome were located on the linkage map by ...

journal_title：Journal of bacteriology

authors： Liu SL,Sanderson KE

更新日期：1992-03-01 00:00:00

abstract：:Previously in our laboratory, a PCR-based strategy was used to isolate potential sensor gene fragments from the Staphyloccus aureus genome. One DNA fragment was isolated that shared strong sequence similarity to genes encoding bacterial sensor proteins, indicating that it originated from within a potential staphylococ...

journal_title：Journal of bacteriology

authors： Brunskill EW,Bayles KW

更新日期：1996-02-01 00:00:00

abstract：:Among strains of Haemophilus influenzae, the ability to catabolize tryptophan (as detected by indole production) varies and is correlated with pathogenicity. Tryptophan catabolism is widespread (70 to 75%) among harmless respiratory isolates but is nearly universal (94 to 100%) among strains causing serious disease, i...

journal_title：Journal of bacteriology

authors： Martin K,Morlin G,Smith A,Nordyke A,Eisenstark A,Golomb M

更新日期：1998-01-01 00:00:00

abstract：:The outer membranes of Escherichia coli K-12 cells carrying a derepressed F-like R factor contain about 7 times 10-4 molecules per cell of a protein similar to the subunit of the sex pili specified by the R factor. This protein pool is absent in cells carrying the repressed variant of the R factor. The size of the poo...

journal_title：Journal of bacteriology

authors： Beard JP,Connolly JC

更新日期：1975-04-01 00:00:00

abstract：:The origin of replication of the plasmid R1162 contains an initiation site for the synthesis of each DNA strand. When one of these sites (oriL) is deleted, synthesis on the corresponding strand is no longer initiated efficiently in vitro by the R1162-encoded replication proteins, and the plasmid is no longer stably ma...

journal_title：Journal of bacteriology

authors： Becker EC,Zhou H,Meyer RJ

更新日期：1996-08-01 00:00:00

abstract：:Six of the genes encoding enzymes of the beta-ketoadipate pathway for benzoate and 4-hydroxybenzoate degradation in Pseudomonas putida are organized into at least three separate transcriptional units. As an initial step to defining this pca regulon at the molecular level, lacZ fusions were made with the pcaI and pcaJ ...

journal_title：Journal of bacteriology

authors： Parales RE,Harwood CS

更新日期：1993-09-01 00:00:00

abstract：:Bacillus anthracis, the causative agent of anthrax, replicates as chains of vegetative cells by regulating the separation of septal peptidoglycan. Surface (S)-layer proteins and associated proteins (BSLs) function as chain length determinants and bind to the secondary cell wall polysaccharide (SCWP). In this study, we...

journal_title：Journal of bacteriology

authors： Liszewski Zilla M,Chan YG,Lunderberg JM,Schneewind O,Missiakas D

更新日期：2015-01-01 00:00:00

abstract：:The human pathogen Eikenella corrodens synthesizes type IV pili and exhibits a phase variation involving the irreversible transition from piliated to nonpiliated variants. On solid medium, piliated variants form small (S-phase), corroding colonies whereas nonpiliated variants form large (L-phase), noncorroding colonie...

journal_title：Journal of bacteriology

authors： Villar MT,Helber JT,Hood B,Schaefer MR,Hirschberg RL

更新日期：1999-07-01 00:00:00

abstract：:The enzyme system capable of converting coproporphyrinogen to protoporphyrin was demonstrated in the soluble fraction of extracts of Pseudomonas fluorescens grown aerobically, of P. denitrificans grown anaerobically under denitrifying conditions, and of Escherichia coli grown both aerobically and anaerobically. Protop...

journal_title：Journal of bacteriology

authors： Jacobs NJ,Jacobs JM,Brent P

更新日期：1970-05-01 00:00:00

abstract：:This study examines certain membrane-related aspects of oxygen poisoning in Escherichia coli K1060 (fabB fadE lacI) and its parent strain, K-12 Ymel. Cells were grown to exponential or stationary phase in a minimal medium and exposed to air plus 300 lb/in2 of O2 as a suspension in minimal salts. After an initial lag, ...

journal_title：Journal of bacteriology

authors： Harley JB,Santangelo GM,Rasmussen H,Goldfine H

更新日期：1978-06-01 00:00:00

abstract：:Rod-shaped bacteria grow by a repetitive cycle of elongation followed by division, and the mechanisms responsible for these two processes have been studied for decades. However, little is known about what happens during the transition between the two activities. At least one event occurs after elongation ends and befo...

journal_title：Journal of bacteriology

authors： Potluri LP,Kannan S,Young KD

更新日期：2012-10-01 00:00:00

abstract：:The activation properties of the form I and form II ribulose 1,5-bisphosphate carboxylases from Rhodopseudomonas sphaeroides were examined. Both enzymes have a requirement of Mg2+ for optimal activity. Mn2+, Ni2+, and Co2+ can also support activity of the form I enzyme, whereas only Mn2+ can substitute for Mg2+ with t...

journal_title：Journal of bacteriology

authors： Gibson JL,Tabita FR

更新日期：1979-12-01 00:00:00

abstract：:Clostridium sporogenes PA 3679 is widely used as a nontoxigenic surrogate for proteolytic strains of Clostridium botulinum in the derivation and validation of thermal processes in food. Here we report the draft assembly and annotation of the C. sporogenes PA 3679 genome. Preliminary analysis demonstrates a high degree...

journal_title：Journal of bacteriology

authors： Bradbury M,Greenfield P,Midgley D,Li D,Tran-Dinh N,Vriesekoop F,Brown JL

更新日期：2012-03-01 00:00:00

abstract：:DNA polymerase activities in fractionated cell extract of Aeropyrum pernix, a hyperthermophilic crenarchaeote, were investigated. Aphidicolin-sensitive (fraction I) and aphidicolin-resistant (fraction II) activities were detected. The activity in fraction I was more heat stable than that in fraction II. Two different ...

journal_title：Journal of bacteriology

authors： Cann IK,Ishino S,Nomura N,Sako Y,Ishino Y

更新日期：1999-10-01 00:00:00

abstract：:Halocin S8 is a hydrophobic microhalocin of 36 amino acids (3,580 Da) and is the first microhalocin to be described. This peptide antibiotic is unique since it is processed from inside a much larger, 33,962-Da pro-protein. Halocin S8 is quite robust, as it can be desalted, boiled, subjected to organic solvents, and st...

journal_title：Journal of bacteriology

authors： Price LB,Shand RF

更新日期：2000-09-01 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：:The Staphylococcus aureus SarA global regulator controls the expression of numerous virulence genes, often in conjunction with the agr quorum-sensing system and its effector RNA, RNAIII. In the present study, we have examined the role of both SarA and RNAIII on the regulation of the promoter of tst, encoding staphyloc...

journal_title：Journal of bacteriology

authors： Andrey DO,Renzoni A,Monod A,Lew DP,Cheung AL,Kelley WL

更新日期：2010-11-01 00:00:00

abstract：:ULTRACENTRIFUGATION IN SUCROSE DENSITY GRADIENTS WAS EMPLOYED TO ESTIMATE THE MOLECULAR WEIGHTS AND TO DETERMINE POSSIBLE PHYSICAL AGGREGATION OF THE FIVE ENZYMES CATALYZING STEPS TWO TO SIX IN THE PRECHORISMIC ACID PORTION OF THE POLYAROMATIC SYNTHETIC PATHWAY IN SIX SPECIES OF BACTERIA: Escherichia coli, Salmonella ...

journal_title：Journal of bacteriology

authors： Berlyn MB,Giles NH

更新日期：1969-07-01 00:00:00

abstract：:Mutants of Bacillis subtilis that are temperature sensitive for RNA synthesis during sporulation were isolated after selection with a 32P suicide agent. Whole-genome sequencing revealed that two of the mutants carried an identical lesion in the rsbU gene, which encodes a phosphatase that indirectly activates SigB, the...

journal_title：Journal of bacteriology

authors： Rothstein DM,Lazinski D,Osburne MS,Sonenshein AL

更新日期：2017-06-27 00:00:00

abstract：:We report that transformation of Streptomyces lividans with cloned DNA of the SLP1 genetic element results in integration of the element at the same chromosomal locus (attB) normally occupied by SLP1 in its original host, Streptomyces coelicolor, and in S. lividans that has received SLP1 by mating. We constructed SLP1...

journal_title：Journal of bacteriology

authors： Omer CA,Stein D,Cohen SN

更新日期：1988-05-01 00:00:00

abstract：:The Tm of Bacillus stearothermophilus 5S ribonucleic acid (RNA) is 1.5 +/- 0.5 C higher than that of 5S RNAs from B. subtilis and Escherichia coli. Melting in 50% methanol and in formaldehyde indicate that both base stacking and helical regions are involved in the slightly increased thermal stability of B. stearotherm...

journal_title：Journal of bacteriology

authors： Varricchio F,Marotta CA

更新日期：1976-03-01 00:00:00

abstract：:Four cold-sensitive mutants of Escherichia coli have been isolated which show a reduced ability to synthesize deoxyribonucleic acid at low temperature. The mutants also have a reduced ability to incorporate nucleoside triphosphates into deoxyribonucleic acid at low temperature in cell preparations made permeable with ...

journal_title：Journal of bacteriology

authors： Wehr CT,Waskell L,Glaser DA

更新日期：1975-01-01 00:00:00

abstract：:Chromatin immunoprecipitation and microarray (ChIP-chip) analysis showed that the nitric oxide (NO)-sensitive repressor NsrR from Escherichia coli binds in vivo to the promoters of the tynA and feaB genes. These genes encode the first two enzymes of a pathway that is required for the catabolism of phenylethylamine (PE...

journal_title：Journal of bacteriology

authors： Rankin LD,Bodenmiller DM,Partridge JD,Nishino SF,Spain JC,Spiro S

更新日期：2008-09-01 00:00:00

abstract：:The competence-related phenotypes of mutations in each of the four open reading frames associated with the comE locus of Bacillus subtilis are described. comEA and comEC are required for transformability, whereas the products of comEB and of the overlapping comER, which is transcribed in the reverse direction, are dis...

journal_title：Journal of bacteriology

authors： Inamine GS,Dubnau D

更新日期：1995-06-01 00:00:00

abstract：:A series of intercellular signals are involved in the regulation of gene expression during fruiting body formation of Myxococcus xanthus. Mutations which block cell interactions, such as csgA (formerly known as spoC), also prevent expression of certain developmentally regulated promoters. csgA+ cells containing Tn5 la...

journal_title：Journal of bacteriology

authors： Li SF,Shimkets LJ

更新日期：1988-12-01 00:00:00

abstract：:Type III secretion is used by many gram-negative bacterial pathogens to directly deliver protein toxins (effectors) into targeted host cells. In all cases, secretion of effectors is triggered by host cell contact, although the mechanism is unclear. In Pseudomonas aeruginosa, expression of all type III secretion-relate...

journal_title：Journal of bacteriology

authors： Cisz M,Lee PC,Rietsch A

更新日期：2008-04-01 00:00:00

abstract：:The terminal step of triacylglycerol (TAG) formation in the yeast Saccharomyces cerevisiae is catalyzed by the enzyme acyl-CoA:diacylglycerol acyltransferase (DAGAT). In this study we demonstrate that the gene product of YOR245c, Dga1p, catalyzes a major yeast DAGAT activity which is localized to lipid particles. Enzy...

journal_title：Journal of bacteriology

authors： Sorger D,Daum G

更新日期：2002-01-01 00:00:00

abstract：:Protein synthesis in Allomyces marcogynus mitospores began at the time of encystment and was required for further germination. The rate of protein synthesis in germinating spores decreased in the absence of ribonucleic acid synthesis relative to the uninhibited control. There was a concomitant decrease in polysome con...

journal_title：Journal of bacteriology

authors： Smith BA,Burke DD

更新日期：1980-09-01 00:00:00

abstract：:Most Pseudomonas aeruginosa strains are able to produce two distinct lipopolysaccharide (LPS) O-polysaccharide types, A-band (common-antigen) and B-band (serotype-specific) LPSs. The relative expression levels of these two LPS types in P. aeruginosa PAO1 (O5 serotype) at various growth temperatures were investigated b...

journal_title：Journal of bacteriology

authors： Makin SA,Beveridge TJ

更新日期：1996-06-01 00:00:00

abstract：:The effects of surfaces on the physiology of bacteria adhering to surfaces or immobilized within biofilms are receiving more interest. A study of the effects of hydrophobic and hydrophilic substrata on the colonization behavior of a marine bacterium, SW5, revealed major differences in the morphology of SW5 on these su...

journal_title：Journal of bacteriology

authors： Dalton HM,Poulsen LK,Halasz P,Angles ML,Goodman AE,Marshall KC

更新日期：1994-11-01 00:00:00