Medium-dependent variation of deoxyribonucleic acid segregation in Escherichia coli.

abstract：:The essential gene efg, which complements ammonia-dependent growth (adgA) mutations in Rhodobacter capsulatus and is located at 38.1 min on the Escherichia coli chromosome, was found to code for NH3-dependent NAD synthetase. Crude extracts from a strain which overproduces the efg gene product contained up to 400 times...

journal_title：Journal of bacteriology

authors： Willison JC,Tissot G

更新日期：1994-06-01 00:00:00

abstract：:Cholera, a severe diarrheal disease, is caused by ingestion of the gram-negative bacterium Vibrio cholerae. Expression of V. cholerae virulence factors is highly regulated at the transcriptional and posttranscriptional levels by a complex network of proteins and small noncoding RNAs. The direct activator of transcript...

journal_title：Journal of bacteriology

authors： Bellair M,Withey JH

更新日期：2008-12-01 00:00:00

abstract：:Accumulation of certain nonmetabolizable sugar-phosphates (including α-methyl glucoside-6-phosphate) in Escherichia coli is growth inhibitory and elicits the glucose-phosphate stress response. The transcription factor SgrR activates transcription of the small RNA SgrS under stress conditions. SgrS represses translatio...

journal_title：Journal of bacteriology

authors： Sun Y,Vanderpool CK

更新日期：2011-01-01 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：:Thorne, Curtis B. (Fort Detrick, Frederick, Md.). Transduction in Bacillus subtilis. J. Bacteriol. 83:106-111. 1962.-A bacteriophage, SP-10, isolated from soil carries out general transduction in Bacillus subtilis. Phage propagated on a streptomycin-resistant mutant of the wild-type strain W-23 was capable of transduc...

journal_title：Journal of bacteriology

authors： THORNE CB

更新日期：1962-01-01 00:00:00

abstract：:Nitrogenase is a functionally constant protein catalyzing N2 reduction, which is found in many phylogenetic lineages of Archaea and Bacteria. A phylogenetic analysis of nif genes may provide insights into the evolution of the bacterial genomes. Moreover, it may be used to study diazotrophic communities, when classical...

journal_title：Journal of bacteriology

authors： Hurek T,Egener T,Reinhold-Hurek B

更新日期：1997-07-01 00:00:00

abstract：:The function of AI-2 in many bacteria and the physiological role of LuxS, the enzyme responsible for its production, remain matters of debate. Here, we show that in Staphylococcus aureus the luxS gene forms a monocistronic transcriptional unit under the control of a sigma(70)-dependent promoter. The gene was transcrib...

journal_title：Journal of bacteriology

authors： Doherty N,Holden MT,Qazi SN,Williams P,Winzer K

更新日期：2006-04-01 00:00:00

abstract：:The role of the carboxy terminus of the Escherichia coli cell division protein FtsA in bacterial division has been studied by making a series of short sequential deletions spanning from residue 394 to 420. Deletions as short as 5 residues destroy the biological function of the protein. Residue W415 is essential for th...

journal_title：Journal of bacteriology

authors： Yim L,Vandenbussche G,Mingorance J,Rueda S,Casanova M,Ruysschaert JM,Vicente M

更新日期：2000-11-01 00:00:00

abstract：:NifA is the general transcriptional activator of nitrogen fixation genes in diazotrophic bacteria. In Rhizobium leguminosarum bv. viciae UPM791, the nifA gene is part of a gene cluster (orf71 orf79 fixW orf5 fixABCX nifAB) separated by 896 bp from an upstream and divergent truncated duplication of nifH (DeltanifH). Sy...

journal_title：Journal of bacteriology

authors： Martínez M,Palacios JM,Imperial J,Ruiz-Argüeso T

更新日期：2004-10-01 00:00:00

abstract：:Gellan gum is a widely used commercial material, available in many different forms. Its economic importance has led to studies into the biosynthesis of exopolysaccharide gellan gum, which is industrially prepared in high yields using Sphingomonas elodea ATCC 31461. Glucose-1-phosphate uridylyltransferase mediates the ...

journal_title：Journal of bacteriology

authors： Aragão D,Fialho AM,Marques AR,Mitchell EP,Sá-Correia I,Frazão C

更新日期：2007-06-01 00:00:00

abstract：:Clinical "superbug" isolates of Pseudomonas aeruginosa were previously observed to be resistant to several antibiotics, including polymyxin B, and/or to have a distinct, reproducible adaptive polymyxin resistance phenotype, identified by observing "skipped" wells (appearance of extra turbid wells) during broth microdi...

journal_title：Journal of bacteriology

authors： Boyle B,Fernandez L,Laroche J,Kukavica-Ibrulj I,Mendes CM,Hancock RW,Levesque RC

更新日期：2012-01-01 00:00:00

abstract：:In this report we describe the functional expression of EmrE, a 110-amino-acid multidrug transporter from Escherichia coli, in the yeast Saccharomyces cerevisiae. To allow for phenotypic complementation, a mutant strain sensitive to a series of cationic lipophilic drugs was first identified. A hemagglutinin epitope-ta...

journal_title：Journal of bacteriology

authors： Yelin R,Rotem D,Schuldiner S

更新日期：1999-02-01 00:00:00

abstract：:Biofilms are structured multicellular communities of bacteria that form through a developmental process. In standing culture, undomesticated strains of Bacillus subtilis produce a floating biofilm, called a pellicle, with a distinct macroscopic architecture. Here we report on a comprehensive analysis of B. subtilis pe...

journal_title：Journal of bacteriology

authors： Kobayashi K

更新日期：2007-07-01 00:00:00

abstract：:Resting cells of Corynebacterium nephridii reduce nitrate, nitrite, and nitric oxide to nitrous oxide under anaerobic conditions. Nitrous oxide production from nitrite was optimal from pH 7.0 to 7.4. The stoichiometry of nitrous oxide production from nitrite was 99% of the theoretical-two moles of nitrite was used for...

journal_title：Journal of bacteriology

authors： Renner ED,Becker GE

更新日期：1970-03-01 00:00:00

abstract：:DNA damage-inducible DNA replication in SOS-induced Escherichia coli cells, termed inducible stable DNA replication (iSDR), has previously been shown to require either the RecBCD or the RecE pathway of homologous recombination for initiation. Here, we demonstrate that recB recC sbcC quadruple mutant cells are capable ...

journal_title：Journal of bacteriology

authors： Asai T,Kogoma T

更新日期：1994-11-01 00:00:00

abstract：:To determine possible functions of the calmodulinlike protein of Bacillus subtilis, the time course of its expression during sporulation and its cellular localization were studied. The protein was expressed in a constitutive manner from the end of logarithmic growth through 8 h of sporulation as determined by antibody...

journal_title：Journal of bacteriology

authors： Dominguez DC,Adams H,Hageman JH

更新日期：1999-08-01 00:00:00

abstract：:The first three enzymes of the pentachlorophenol (PCP) degradation pathway in Sphingobium chlorophenolicum (formerly Sphingomonas chlorophenolica) ATCC 39723 have been characterized, and the corresponding genes, pcpA, pcpB, and pcpC, have been individually cloned and sequenced. To search for new genes involved in PCP ...

journal_title：Journal of bacteriology

authors： Cai M,Xun L

更新日期：2002-09-01 00:00:00

abstract：:Salmonella enterica degrades 1,2-propanediol (1,2-PD) in a coenzyme B12 (adenosylcobalamin, AdoCbl)-dependent fashion. Salmonella obtains AdoCbl by assimilation of complex precursors, such as vitamin B12 and hydroxocobalamin. Assimilation of these compounds requires reduction of their central cobalt atom from Co3+ to ...

journal_title：Journal of bacteriology

authors： Cheng S,Bobik TA

更新日期：2010-10-01 00:00:00

abstract：:Overexpression of evgA, a response regulator of a two-component system, increased multidrug efflux in Escherichia coli. Since overexpression of the emrKY operon, which is controlled by evgAS, could account only for deoxycholate resistance, the evgAS locus apparently controls expression of at least one other multidrug ...

journal_title：Journal of bacteriology

authors： Nishino K,Yamaguchi A

更新日期：2001-02-01 00:00:00

abstract：:In contrast to the absolute Na(+) requirement for anaerobic growth of Aerobacter aerogenes on citrate as sole carbon source, aerobic growth of this microorganism did not require the presence of Na(+). However, Na(+) (optimal concentration, 10 mm) did increase the maximal amount of aerobic growth by 60%, even though it...

journal_title：Journal of bacteriology

authors： O'Brien RW,Stern JR

更新日期：1969-08-01 00:00:00

abstract：:The peptidoglycan cell wall determines the shape and structural integrity of a bacterial cell. Class B penicillin-binding proteins (PBPs) carry a transpeptidase activity that cross-links peptidoglycan strands via their peptide side chains, and some of these proteins are directly involved in cell shape determination. N...

journal_title：Journal of bacteriology

authors： Wei Y,Havasy T,McPherson DC,Popham DL

更新日期：2003-08-01 00:00:00

abstract：:The current work by Jain et al. (S. Jain, A. M. Chang, M. Singh, J. S. McLean, et al., J Bacteriol 201:e00683-18, 2019, https://doi.org/10.1128/JB.00683-18) reports the cloning of the lipid A deacylase gene of Porphyromonas gingivalis and the phenotypic characterization of the enzyme. Attempts to clone the gene and th...

journal_title：Journal of bacteriology

authors： Progulske-Fox A

更新日期：2019-05-08 00:00:00

abstract：:A Boivin preparation of Brucella abortus, unlike common enterobacterial endotoxins, failed to depress water intake or increase numbers of hemolysin-producing spleen cells in mice, or to cause delayed inflammatory reactions in rabbit skin. Reactivity to the B. abortus endotoxin was found only in animals which were prev...

journal_title：Journal of bacteriology

authors： Freedman HH,Fox AE,Willis RS,Schwartz BS

更新日期：1968-02-01 00:00:00

abstract：:The production of extracellular enzymes such as pectate lyase (Pel), polygalacturonase (Peh), cellulase (Cel), and protease (Prt) is activated by the cell density (quorum)-sensing signal, N-(3-oxohexanoyl)-L-homoserine lactone (HSL); plant signals; and aep genes during postexponential growth of Erwinia carotovora subs...

journal_title：Journal of bacteriology

authors： Cui Y,Chatterjee A,Liu Y,Dumenyo CK,Chatterjee AK

更新日期：1995-09-01 00:00:00

abstract：:Lambda Xis, which is required for site-specific excision of phage lambda from the bacterial chromosome, has a much shorter functional half-life than Int, which is required for both integration and excision (R. A. Weisberg and M. E. Gottesman, p. 489-500, in A. D. Hershey, ed., The Bacteriophage Lambda, 1971). We found...

journal_title：Journal of bacteriology

authors： Leffers GG Jr,Gottesman S

更新日期：1998-03-01 00:00:00

abstract：:Endonuclease V is specific for single-stranded DNA or for duplex DNA that contains uracil or that is damaged by a variety of agents (B. Demple and S. Linn, J. Biol. Chem. 257:2848-2855, 1982). Thus, it may be a versatile DNA repair enzyme. The protein was purified to apparent homogeneity, and from its N-terminal seque...

journal_title：Journal of bacteriology

authors： Guo G,Ding Y,Weiss B

更新日期：1997-01-01 00:00:00

abstract：:The methanol-insoluble, heat-stable enterotoxin of Escherichia coli synthesized by clinical strains or strains that harbor the cloned gene was shown to be an extracellular polypeptide. The toxin (STB) was first detected as an 8,100-Mr precursor (pre-STB) that was converted to a transiently cell-associated 5,200-Mr for...

journal_title：Journal of bacteriology

authors： Kupersztoch YM,Tachias K,Moomaw CR,Dreyfus LA,Urban R,Slaughter C,Whipp S

更新日期：1990-05-01 00:00:00

abstract：:Zymomonas mobilis ZM401 is a flocculating strain which can be self-immobilized within fermentors for a high-cell-density culture to improve ethanol productivity, as well as high-gravity fermentation to increase ethanol titer, due to its improved ethanol tolerance associated with the morphological change. Here, we repo...

journal_title：Journal of bacteriology

authors： Zhao N,Bai Y,Zhao XQ,Yang ZY,Bai FW

更新日期：2012-12-01 00:00:00

abstract：:The genes controlling synthesis of the Escherichia coli acidic polysaccharide capsular antigens K10 and K54 were transferred by conjugation to E. coli strains of other serotypes. The genes concerned with these K antigen determinants showed genetic linkage with the serA locus. We propose to name the K antigen-controlli...

journal_title：Journal of bacteriology

authors： Orskov I,Nyman K

更新日期：1974-10-01 00:00:00

abstract：:The type III secretion system (T3SS) encoded by Salmonella pathogenicity island 2 (SPI-2) is involved in systemic infection and intracellular replication of Salmonella enterica serovar Typhimurium. In this study, we investigated the function of SsaE, a small cytoplasmic protein encoded within the SPI-2 locus, which sh...

journal_title：Journal of bacteriology

authors： Miki T,Shibagaki Y,Danbara H,Okada N

更新日期：2009-11-01 00:00:00