Quorum sensing negatively controls type III secretion regulon expression in Pseudomonas aeruginosa PAO1.

abstract：:The transposable drug resistance element Tn10 was employed as a region of homology to direct the insertion of Tn10-containing derivatives of F'ts114 lac into the chromosome of a Salmonella typhimurium strain that carries a Tn10 insertion in the histidine transport operon. Based on the direction of transfer of the resu...

journal_title：Journal of bacteriology

authors： Lawton KG,Taber HW

更新日期：1984-03-01 00:00:00

abstract：:We examined 14 multiresistant and 8 ampicillin- or tetracycline-resistant Haemophilus influenzae isolates and 4 ampicillin-resistant H. parainfluenzae isolates for plasmid deoxyribonucleic acid. Sixteen strains carried plasmids. Both "plasmid-free" and plasmid-carrying isolates transferred the antibiotic resistance by...

journal_title：Journal of bacteriology

authors： Roberts MC,Smith AL

更新日期：1980-10-01 00:00:00

abstract：:Expression of a circadian rhythm of conidiation in Neurospora crassa is enhanced in cultures grown on medium that is neutral or deficient in biotin. ...

journal_title：Journal of bacteriology

authors： West DJ

更新日期：1975-07-01 00:00:00

abstract：:Cells of the cyanobacterium Anabaena variabilis starved for phosphate for 3 days took up phosphate at about 100 times the rate of unstarved cells. Kinetic data suggested that a new transport system had been induced by starvation for phosphate. The inducible phosphate transport system was quickly repressed by addition ...

journal_title：Journal of bacteriology

authors： Thiel T

更新日期：1988-03-01 00:00:00

abstract：:Cells of Haemophilus influenzae strain Rd competent for genetic transformation irreversibly bound approximately five molecular fragments of H. influenzae deoxyribonucleic acid (DNA) per cell; under identical conditions, DNA derived from Escherichia coli B was not taken up (<1 molecule per 50 cells). Similarly, DNA fro...

journal_title：Journal of bacteriology

authors： Scocca JJ,Poland RL,Zoon KC

更新日期：1974-05-01 00:00:00

abstract：:Rifkind, David (University of Colorado Medical Center, Denver), and John D. Palmer. Neutralization of endotoxin toxicity in chick embryos by antibiotics. J. Bacteriol. 92:815-819. 1966.-Three cationic cyclic polypeptide antibiotics, polymyxin B sulfate colistin sulfate, and tyrocidine hydrochloride, were shown to neut...

journal_title：Journal of bacteriology

authors： Rifkind D,Palmer JD

更新日期：1966-10-01 00:00:00

abstract：:Ben-Hamida, Fakher (Washington University School of Medicine, St. Louis, Mo.), and David Schlessinger. Stability of beta-galactosidase messenger ribonucleic acid in Escherichia coli. J. Bacteriol. 90:1611-1616. 1965.-Synthesis of beta-galactosidase stops within several minutes when preinduced, permeaseless cultures ar...

journal_title：Journal of bacteriology

authors： Ben-Hamida F,Schlessinger D

更新日期：1965-12-01 00:00:00

abstract：:Carere, A., and Isabella Spada-Sermonti (Istituto Superiore di Sanità, Rome, Italy). Nutritional mutations and transduction by ultraviolet-inactivated phage in Staphylococcus aureus. J. Bacteriol. 88:226-232. 1964.-By use of a semisynthetic medium, various nutritional mutants of Staphylococcus aureus 80 were isolated....

journal_title：Journal of bacteriology

authors： CARERE A,SPADA-SERMONTI I

更新日期：1964-07-01 00:00:00

abstract：:We have cloned fragments of DNA (up to 13 kb), from Pseudomonas putida AJ1, that code for two stereospecific haloalkanoate dehalogenases. These enzymes are highly specific for D and L substrates. The two genes, designated hadD and hadL, have been isolated and independently expressed in Escherichia coli and P. putida h...

journal_title：Journal of bacteriology

authors： Barth PT,Bolton L,Thomson JC

更新日期：1992-04-01 00:00:00

abstract：:Bacteria have evolved numerous means of survival in adverse environments with dormancy, as represented by "persistence" and the "viable but nonculturable" (VBNC) state, now recognized to be common modes for such survival. VBNC cells have been defined as cells which, induced by some stress, become nonculturable on medi...

journal_title：Journal of bacteriology

authors： Ayrapetyan M,Williams T,Oliver JD

更新日期：2018-09-24 00:00:00

abstract：:The Bacillus subtilis ferric uptake regulator (Fur) protein is the major sensor of cellular iron status. When iron is limiting for growth, derepression of the Fur regulon increases the cellular capacity for iron uptake and mobilizes an iron-sparing response mediated in large part by a small noncoding RNA named FsrA. F...

journal_title：Journal of bacteriology

authors： Smaldone GT,Revelles O,Gaballa A,Sauer U,Antelmann H,Helmann JD

更新日期：2012-05-01 00:00:00

abstract：:Marine hydrocarbonoclastic bacteria, like Alcanivorax borkumensis, play a globally important role in bioremediation of petroleum oil contamination in marine ecosystems. Accumulation of storage lipids, serving as endogenous carbon and energy sources during starvation periods, might be a potential adaptation mechanism f...

journal_title：Journal of bacteriology

authors： Kalscheuer R,Stöveken T,Malkus U,Reichelt R,Golyshin PN,Sabirova JS,Ferrer M,Timmis KN,Steinbüchel A

更新日期：2007-02-01 00:00:00

abstract：:Pseudomonas savastanoi pv. savastanoi strains harbor native plasmids belonging to the pPT23A plasmid family (PFPs) which are detected in all pathovars of the related species Pseudomonas syringae examined and contribute to the ecological and pathogenic fitness of their host. However, there is a general lack of informat...

journal_title：Journal of bacteriology

authors： Pérez-Martínez I,Zhao Y,Murillo J,Sundin GW,Ramos C

更新日期：2008-01-01 00:00:00

abstract：:By the use of [5'-32P]tRNA3Gly from Escherichia coli as a hybridization probe, glyW was located on cloned fragments of the uvrC pgsA region of the bacterial chromosome. After determination of the sites of action of several restriction enzymes, glyW was found to be within approximately 300 base pairs of pgsA. The order...

journal_title：Journal of bacteriology

authors： Tucker SD,Gopalakrishnan AS,Bollinger R,Dowhan W,Murgola EJ

更新日期：1982-11-01 00:00:00

abstract：:When cells of Escherichia coli THU were starved for thymine, they continued to grow without division for at least two successive volume doublings at their initial rate. Within experimental error this average rate of volume increase, 0.21 mum(3) per hr, was identical with that observed in control cultures during two ge...

journal_title：Journal of bacteriology

authors： Kubitschek HE

更新日期：1971-02-01 00:00:00

abstract：:The rpsD gene, encoding ribosomal protein S4, was isolated from Bacillus subtilis by hybridization with oligonucleotide probes derived from the S4 amino-terminal protein sequence. Sequence analysis of the cloned DNA indicated that rpsD is likely to be monocistronic, in contrast to Escherichia coli rpsD, which is locat...

journal_title：Journal of bacteriology

authors： Grundy FJ,Henkin TM

更新日期：1990-11-01 00:00:00

abstract：:Campylobacter jejuni, a microaerophilic bacterium, is the most frequent cause of human bacterial gastroenteritis. C. jejuni is exposed to harmful reactive oxygen species (ROS) produced during its own normal metabolic processes and during infection from the host immune system and from host intestinal microbiota. These ...

journal_title：Journal of bacteriology

authors： Flint A,Sun YQ,Stintzi A

更新日期：2012-01-01 00:00:00

abstract：:We describe the isolation and characterization of amber mutations in the lexA gene of Escherichia coli K-12. These mutations, designated spr(Am), were isolated and characterized in a lexA tif sfi genetic background. They abolished the sensitivity of the strain to UV light and resulted in high rates of synthesis of rec...

journal_title：Journal of bacteriology

authors： Pacelli LZ,Edmiston SH,Mount DW

更新日期：1979-01-01 00:00:00

abstract：:Treatment of Escherichia coli with p-hydroxybenzoic acid (pHBA) resulted in upregulation of yhcP, encoding a protein of the putative efflux protein family. Also upregulated were the adjacent genes yhcQ, encoding a protein of the membrane fusion protein family, and yhcR, encoding a small protein without a known or sugg...

journal_title：Journal of bacteriology

authors： Van Dyk TK,Templeton LJ,Cantera KA,Sharpe PL,Sariaslani FS

更新日期：2004-11-01 00:00:00

abstract：:Mutants deficient in the production of bacteriochlorophyll c (Bchl c) and one mutant lacking colored carotenoids were isolated from the filamentous gliding bacterium Chloroflexus aurantiacus. Mutagenesis was achieved by using UV radiation or N-methyl-N'-nitro-N-nitrosoguanidine. Several clones were isolated that were ...

journal_title：Journal of bacteriology

authors： Pierson BK,Keith LM,Leovy JG

更新日期：1984-07-01 00:00:00

abstract：:Gerhardt, Philipp (University of Michigan, Ann Arbor) and S. H. Black. Permeability of bacterial spores. II. Molecular variables affecting solute permeation. J. Bacteriol. 82:750-760. 1961.-More than 100 compounds were tested for their uptake by dormant spores of a bacillus. The extent of penetration was found to be d...

journal_title：Journal of bacteriology

authors： GERHARDT P,BLACK SH

更新日期：1961-11-01 00:00:00

abstract：:Methyl coenzyme M methylreductase from acetate-grown Methanosarcina thermophila TM-1 was purified 16-fold from a cell extract to apparent homogeneity as determined by native polyacrylamide gel electrophoresis. Ninety-four percent of the methylreductase activity was recovered in the soluble fraction of cell extracts. T...

journal_title：Journal of bacteriology

authors： Jablonski PE,Ferry JG

更新日期：1991-04-01 00:00:00

abstract：:Mycoplasma fermentans is a microorganism commonly found in the genitourinary and respiratory tracts of healthy individuals and AIDS patients. The complete genome of the repetitive-sequence-rich M. fermentans strain M64 is reported here. Comparative genomics analysis revealed dramatic differences in genome size between...

journal_title：Journal of bacteriology

authors： Shu HW,Liu TT,Chan HI,Liu YM,Wu KM,Shu HY,Tsai SF,Hsiao KJ,Hu WS,Ng WV

更新日期：2011-08-01 00:00:00

abstract：:The age-dependent lectin-binding ability of Rhizobium trifolii 0403 capsular polysaccharide (CPS) was examined by following the development of the capsule and its ability to interact with the white clover lectin trifoliin A. Bacteria grown on agar plates for 3, 5, 7, 14, and 21 days were examined by electron microscop...

journal_title：Journal of bacteriology

authors： Sherwood JE,Vasse JM,Dazzo FB,Truchet GL

更新日期：1984-07-01 00:00:00

abstract：:The fate of 35-S during anaerobic metabolism of [35-S]sulfate, [35-S]thiosulfate, and [35-S]sulfate plus unlabeled thiosulfate by washed cell suspensions of Desulfovibrio spp, and of [35-S]thiosulfate by growing D. desulfuricans was examined. The results appear to be inconsistent with the hypothesis that thiosulfate i...

journal_title：Journal of bacteriology

authors： Chambers LA,Trudinger PA

更新日期：1975-07-01 00:00:00

abstract：:Hook-associated proteins (HAPs) were excreted into the culture medium of the Fla+ strain as well as into the growth medium of the filamentless mutants of Salmonella typhimurium. This indicates that the bacteria synthesize HAPs excessively, beyond the amount required for construction of flagella. The extra HAPs are she...

journal_title：Journal of bacteriology

authors： Homma M,Iino T

更新日期：1985-12-01 00:00:00

abstract：:The lining of the maltodextrin-specific maltoporin (LamB) channel exhibits a string of aromatic residues, the greasy slide, part of which has been shown previously by crystallography to be involved in substrate binding. To probe the functional role of the greasy slide, alanine scanning mutagenesis has been performed o...

journal_title：Journal of bacteriology

authors： Van Gelder P,Dumas F,Bartoldus I,Saint N,Prilipov A,Winterhalter M,Wang Y,Philippsen A,Rosenbusch JP,Schirmer T

更新日期：2002-06-01 00:00:00

abstract：:The chromosomally mediated penicillinase present in three strains of Escherichia coli K-12 has been purified and characterized. Two of the strains carried the ampA gene and the third the wild-type allele. The purification involves release of the enzyme by spheroplast formation, dialysis, chromatography on sulfoethyl c...

journal_title：Journal of bacteriology

authors： Linström EB,Boman HG,Steele BB

更新日期：1970-01-01 00:00:00

abstract：:Intact cells of Bacillus stearothermophilus PV72 revealed, after conventional thin-sectioning procedures, the typical cell wall profile of S-layer-carrying gram-positive eubacteria consisting of a ca. 10-nm-thick peptidoglycan-containing layer and a ca. 10-nm-thick S layer. Cell wall preparations obtained by breaking ...

journal_title：Journal of bacteriology

authors： Breitwieser A,Gruber K,Sleytr UB

更新日期：1992-12-01 00:00:00

abstract：:Two acid-inducible genes, aniC and aciK, that require anaerobiosis and tyrosine for expression were identified as orf326a encoding a potential amino acid/polyamine antiporter and hyaB encoding hydrogenase I, respectively. Cyclic AMP (cAMP) receptor protein, cAMP, and TyrR, regulator of aromatic amino acid metabolism, ...

journal_title：Journal of bacteriology

authors： Park KR,Giard JC,Eom JH,Bearson S,Foster JW

更新日期：1999-01-01 00:00:00