Flavoproteins are potential targets for the antibiotic roseoflavin in Escherichia coli.

abstract：:Escherichia coli MutY and MutS increase replication fidelity by removing adenines that were misincorporated opposite 7,8-dihydro-8-oxo-deoxyguanines (8-oxoG), G, or C. MutY DNA glycosylase removes adenines from these mismatches through a short-patch base excision repair pathway and thus prevents G:C-to-T:A and A:T-to-...

journal_title：Journal of bacteriology

authors： Bai H,Lu AL

更新日期：2007-02-01 00:00:00

abstract：:Lysozyme is an important component of the innate immune system. It functions by hydrolyzing the peptidoglycan (PG) layer of bacteria. The human pathogen Listeria monocytogenes is intrinsically lysozyme resistant. The peptidoglycan N-deacetylase PgdA and O-acetyltransferase OatA are two known factors contributing to it...

journal_title：Journal of bacteriology

authors： Rismondo J,Schulz LM,Yacoub M,Wadhawan A,Hoppert M,Dionne MS,Gründling A

更新日期：2021-01-25 00:00:00

abstract：:The transfer of plasmid DNA molecules between bacterial cells is achieved by a large array of conjugative transfer proteins which assemble into both cytoplasmic and membrane-associated complexes. TrhC is a membrane-associated protein that is required for the transfer of the IncHI1 resistance plasmid R27. Homologous pr...

journal_title：Journal of bacteriology

authors： Gilmour MW,Taylor DE

更新日期：2004-03-01 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：:The bacterial plant pathogen Pseudomonas syringae depends on a type III protein secretion system and the effector proteins that it translocates into plant cells to cause disease and to elicit the defense-associated hypersensitive response on resistant plants. The availability of the P. syringae pv. tomato DC3000 genom...

journal_title：Journal of bacteriology

authors： Wehling MD,Guo M,Fu ZQ,Alfano JR

更新日期：2004-06-01 00:00:00

abstract：:Cleared lysates of 13 species of filamentous cyanobacteria were examined for the presence of extrachromosomal DNA by using agarose gel electrophoresis and ethidium bromide staining. Seven of the 13 species contained extrachromosomal covalently closed circular DNA, and all but 1 species contained multiple elements. The...

journal_title：Journal of bacteriology

authors： Simon RD

更新日期：1978-10-01 00:00:00

abstract：:The yeast metallothionein gene CUP1 was cloned into a bacterial expression system to achieve efficient, controlled expression of the stable, unprocessed protein product. The Escherichia coli-synthesized yeast metallothionein bound copper, cadmium, and zinc, indicating that the protein was functional. Furthermore, E. c...

journal_title：Journal of bacteriology

authors： Berka T,Shatzman A,Zimmerman J,Strickler J,Rosenberg M

更新日期：1988-01-01 00:00:00

abstract：:The process of flagellar assembly in Salmonella typhimurium was investigated by using temperature-sensitive mutants. The mutants were grown at the restrictive temperature and then at the permissive temperature, with radiolabel supplied in the first phase of the experiment and not the second, or vice versa. Flagellar h...

journal_title：Journal of bacteriology

authors： Jones CJ,Macnab RM

更新日期：1990-03-01 00:00:00

abstract：:The Haemophilus cryptic genospecies is an important cause of maternal genital tract and neonatal systemic infections and initiates infection by colonizing the genital or respiratory epithelium. In recent work, we identified a unique Haemophilus cryptic genospecies protein called Cha, which mediates efficient adherence...

journal_title：Journal of bacteriology

authors： Sheets AJ,St Geme JW 3rd

更新日期：2011-01-01 00:00:00

abstract：:We have evaluated the use of [1,2-13C2]propionate for the analysis of propionic acid metabolism, based on the ability to distinguish between the methylcitrate and methylmalonate pathways. Studies using propionate-adapted Escherichia coli MG1655 cells were performed. Preservation of the 13C-13C-12C carbon skeleton in l...

journal_title：Journal of bacteriology

authors： London RE,Allen DL,Gabel SA,DeRose EF

更新日期：1999-06-01 00:00:00

abstract：:The genetic transformation mutant Rd(DB117)rec- has a pleiotropic phenotype that includes reduced levels of phage recombination. Physical mapping experiments showed that this strain has a 78.5-kbp insertion in the rec-2 gene. The rec-2 dependence of phage recombination was reexamined to determine whether the defective...

journal_title：Journal of bacteriology

authors： Kupfer DM,McCarthy D

更新日期：1992-08-01 00:00:00

abstract：:Antiserum to Aeromonas hydrophila A6 cell envelopes was shown in a previous study (C. Y. F. Wong, G. Mayrhofer, M. W. Heuzenroeder, H. M. Atkinson, D. M. Quinn, and R. L. P. Flower, FEMS Immunol. Med. Microbiol. 15:233-241, 1996) to protect mice against lethal infection by this organism. In this study, colony blot ana...

journal_title：Journal of bacteriology

authors： Wong CY,Heuzenroeder MW,Quinn DM,Flower RL

更新日期：1997-06-01 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：:The anti-inflammatory drug phenylbutazone has been found to inhibit both engulfment and intracellular killing of E. coli by guinea pig peritoneal polymorphonuclear (PMN) leukocytes. The bactericidal activity of leukocytic homogenates was also inhibited by the drug. Addition of the drug at various time intervals to a p...

journal_title：Journal of bacteriology

authors： Strauss RR,Paul BB,Sbarra AJ

更新日期：1968-12-01 00:00:00

abstract：:Spheroplasts of two different auxotrophic strains of Saccharomyces cerevisiae, both of mating type a, were fused with the aid of polyethylene glycol and calcium ions. After reversion to vegetative cells in solid media, the resulting zygotes were shown to be diploid cells of mating type aa. ...

journal_title：Journal of bacteriology

authors： van Solingen P,van der Plaat JB

更新日期：1977-05-01 00:00:00

abstract：:In stationary phase, 95% of the fructosyltransferase (FTase) activity of Streptococcus salivarius ATCC 25975 was found associated with the cells. Within the first 15 min after inoculation into fresh medium, the specific activity of cell-associated FTase decreased by 92% of its initial value. After this period of initi...

journal_title：Journal of bacteriology

authors： Jacques NA,Wittenberger CL

更新日期：1981-12-01 00:00:00

abstract：:Two lipopolysaccharide O-antigen-specific monoclonal antibodies, MA1-8 (an immunoglobulin G1 [IgG1]) and MF15-4 (an IgM), were used to localize the O antigen of the lipopolysaccharide of Pseudomonas aeruginosa PAO1. A protein A-dextran-gold conjugate with an average particle diameter of 12.5 nm was used to label bacte...

journal_title：Journal of bacteriology

authors： Lam JS,Lam MY,MacDonald LA,Hancock RE

更新日期：1987-08-01 00:00:00

abstract：:Electrical events after a light-dark stimulus were studied in the multicellular organism Phormidium uncinatum. Normally, such a stimulus causes the gliding trichome to reverse direction. By directing a large light spot on the end of a batch of trichomes and then switching it off, we achieved synchronization of the tri...

journal_title：Journal of bacteriology

authors： Murvanidze GV,Glagolev AN

更新日期：1982-04-01 00:00:00

abstract：:A strain of Bacillus subtilis, UVSSP-42-1, which produces ultraviolet (UV)-sensitive spores and vegetative cells, was found to possess germinated spores 25 times more UV resistant than the resting spores. This relative resistance achieved upon germination was associated with the transition of the heat-resistant refrac...

journal_title：Journal of bacteriology

authors： Munakata N

更新日期：1974-10-01 00:00:00

abstract：:Arylamine N-acetyltransferase activity has been described in various bacterial species. Bacterial N-acetyltransferases, including those from bacteria of the gut flora, may be involved in the metabolism of xenobiotics, thereby exerting physiopathological effects. We characterized these enzymes further by steady-state k...

journal_title：Journal of bacteriology

authors： Deloménie C,Fouix S,Longuemaux S,Brahimi N,Bizet C,Picard B,Denamur E,Dupret JM

更新日期：2001-06-01 00:00:00

abstract：:A new insertion sequence, IS1634, has been identified in Mycoplasma mycoides subsp. mycoides small-colony type (SC). IS1634 shows structural and functional similarities to IS1549 of Mycobacterium smegmatis and with it seems to form a new class or family of insertion sequences. IS1634 has a size of 1,872 bp, including ...

journal_title：Journal of bacteriology

authors： Vilei EM,Nicolet J,Frey J

更新日期：1999-02-01 00:00:00

abstract：:Myxococcus xanthus mutants resistant to a clear-plaque derivative of phage Mx8 were isolated. A significant fraction of the mutants, easily recognizable by their colony morphology, were induced by the presence of the phage and may correspond to low-frequency lysogens. They were all defective in cell motility and showe...

journal_title：Journal of bacteriology

authors： Ruiz-Vázquez R,Murillo FJ

更新日期：1984-11-01 00:00:00

abstract：:The determinant of resistance to fosfomycin of the Serratia marcescens plasmid pOU900 was transposed into the plasmid ColE1 and into the plasmid RP4 in the absence of the RecA function of the host. In each case, the acquisition of fosfomycin resistance was correlated with the presence of a discrete piece of DNA, unifo...

journal_title：Journal of bacteriology

authors： García-Lobo JM,Ortiz JM

更新日期：1982-07-01 00:00:00

abstract：:In wild-type Escherichia coli the activity of the maltose transport system is dependent on a periplasmic maltose-binding protein. It has been possible, however, to isolate mutants in which transport activity is mediated by the membrane components of the system and is no longer dependent on the periplasmic binding prot...

journal_title：Journal of bacteriology

authors： Reyes M,Treptow NA,Shuman HA

更新日期：1986-03-01 00:00:00

abstract：:Although competence normally develops only in glucose-minimal salts media, mecA and mecB mutations permit the expression of competence and of late competence genes in complex media as well (D. Dubnau and M. Roggiani, J. Bacteriol. 172:4048-4055, 1990). The expression of late competence genes is dependent on the produc...

journal_title：Journal of bacteriology

authors： Roggiani M,Hahn J,Dubnau D

更新日期：1990-07-01 00:00:00

abstract：:A Bacillus subtilis secA mutant, secA12, which is blocked at an early stage of sporulation, is able to grow as well as the wild-type strain at all temperatures tested. Experiments with lacZ fusion genes showed that the induction of kinA expression, as well as the sporulation-specific transcription of the spo0A gene, w...

journal_title：Journal of bacteriology

authors： Asai K,Kawamura F,Sadaie Y,Takahashi H

更新日期：1997-01-01 00:00:00

abstract：:Three evolutionarily distinct families of replicative DNA polymerases, designated polymerase B (Pol B), Pol C, and Pol D, have been identified. Members of the Pol B family are present in all three domains of life, whereas Pol C exists only in Bacteria and Pol D exists only in Archaea. Pol B enzymes replicate eukaryoti...

journal_title：Journal of bacteriology

authors： Cubonová L,Richardson T,Burkhart BW,Kelman Z,Connolly BA,Reeve JN,Santangelo TJ

更新日期：2013-05-01 00:00:00

abstract：:Escherichia coli fhuF mutants, a sufS::MudI mutant, and a sufD::MudI mutant were found to have the same phenotype: the inability to use ferrioxamine B as an iron source in a plate assay. In addition, the sufS and sufD genes were shown to be regulated by the iron-dependent Fur repressor. Sequence analysis revealed that...

journal_title：Journal of bacteriology

authors： Patzer SI,Hantke K

更新日期：1999-05-01 00:00:00

abstract：:The lipoteichoic acids were isolated from phenol extracts of four Listeria strains representing serotypes 4a, 4b, 6a, and 6 to compare the differences in structure of amphiphilic polysaccharides from various serotypes of Listeria spp. The lipoteichoic acids from the four strains examined had the same structure in both...

journal_title：Journal of bacteriology

authors： Uchikawa K,Sekikawa I,Azuma I

更新日期：1986-10-01 00:00:00

abstract：:The medium in which Rec(+) strains of Escherichia coli K-12 are grown affected their sensitivity to treatment with methyl methane sulfonate (MMS). Rec(+) cells grown to the stationary phase in glucose-enriched nutrient broth (GNB) were more resistant to MMS than cells grown in nutrient broth (NB). The repair of MMS-in...

journal_title：Journal of bacteriology

authors： Scudiero DA,Friesen BS,Baptist JE

更新日期：1973-04-01 00:00:00