Selection of fimbriate transductants of Salmonella typhimurium dependent on motility.

abstract：:We have investigated the mechanism of osmotic stress adaptation (osmoregulation) in Agrobacterium tumefaciens biotype I (salt-tolerant) and biotype II (salt-sensitive) strains. Using natural-abundance 13C nuclear magnetic resonance spectroscopy, we identified all organic solutes that accumulated to significant levels ...

journal_title：Journal of bacteriology

authors： Smith LT,Smith GM,Madkour MA

更新日期：1990-12-01 00:00:00

abstract：:Cells of Clostridium thermosaccharolyticum grown under strict anaerobiosis (modified Hungate technique) were examined during growth and sporulation by employing Nomarski interference-contrast and Zernike phase-contrast optics to delineate the sequence of morphological changes leading to the formation of free, mature s...

journal_title：Journal of bacteriology

authors： Eller C,Ordal ZJ

更新日期：1972-09-01 00:00:00

abstract：:A genetically homogenous bacterial population may contain physiologically distinct subpopulations. In one such case, a minor part of an otherwise antibiotic-sensitive bacterial population maintains a nondividing state even in a growth-supporting environment and is therefore not killed by bactericidal antibiotics. This...

journal_title：Journal of bacteriology

authors： Jõers A,Kaldalu N,Tenson T

更新日期：2010-07-01 00:00:00

abstract：:Study of the replication pattern of a number of B. subtilis 168 strains under controlled physiological conditions revealed great interstrain variation in control of replication. Replication patterns were calculated from ratios of purA16/leu-8 and purA16/metB5 transformation frequency. The thymine-independent strains a...

journal_title：Journal of bacteriology

authors： Gillin FD,Ganesan AT

更新日期：1975-09-01 00:00:00

abstract：:The Caulobacter crescentus DNA adenine methyltransferase CcrM and its homologs in the alpha-Proteobacteria are essential for viability. CcrM is 34% identical to the yhdJ gene products of Escherichia coli and Salmonella enterica. This study provides evidence that the E. coli yhdJ gene encodes a DNA adenine methyltransf...

journal_title：Journal of bacteriology

authors： Broadbent SE,Balbontin R,Casadesus J,Marinus MG,van der Woude M

更新日期：2007-06-01 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：:Analysis of strains with deletions of all or part of nif have ordered the Klebsiella pneumoniae genetic loci as thi rbt dal udk gnd rfb has nif shiA. The his-nif plasmids pRD1 and pTM4010 contain the genes gnd rfb his nif shiA. ...

journal_title：Journal of bacteriology

authors： MacNeil D,Supiano MA,Brill WJ

更新日期：1979-06-01 00:00:00

abstract：:Highly efficient promoters of coliphage T5 were identified by selecting for functional properties. Eleven such promoters belonging to all three expression classes of the phage were analyzed. Their average AT content was 75% and reached 83% in subregions of the sequences. Besides the well-known conserved sequences arou...

journal_title：Journal of bacteriology

authors： Gentz R,Bujard H

更新日期：1985-10-01 00:00:00

abstract：:The regrowth of 27 temperature-sensitive division mutants of Streptococcus faecium ATCC 9790 was examined after various periods of incubation at the nonpermissive temperature. Several of the mutants blocked at various stages of septum formation or of daughter-cell separation divided in a partially or completely synchr...

journal_title：Journal of bacteriology

authors： Canepari P,Lléo MM,Fontana R,Satta G,Shockman GD,Daneo-Moore L

更新日期：1984-10-01 00:00:00

abstract：:The nylon oligomer (6-aminohexanoic acid cyclic dimer) degradation genes on plasmid pOAD2 of Flavobacterium sp. KI72 were cloned into Escherichia coli vector pBR322. The locus of one of the genes, the structural gene of 6-aminohexanoic acid linear oligomer hydrolase, was determined by constructing various deletion pla...

journal_title：Journal of bacteriology

authors： Negoro S,Taniguchi T,Kanaoka M,Kimura H,Okada H

更新日期：1983-07-01 00:00:00

abstract：:Cosmid B577, a member of the collection of ordered clones corresponding to the genome of Mycobacterium leprae, contains a gene, provisionally called pon1, that encodes an 821-amino-acid-residue high-molecular-mass class A penicillin-binding protein, provisionally called PBP1. With similar amino acid sequences and modu...

journal_title：Journal of bacteriology

authors： Basu J,Mahapatra S,Kundu M,Mukhopadhyay S,Nguyen-Distèche M,Dubois P,Joris B,Van Beeumen J,Cole ST,Chakrabarti P,Ghuysen JM

更新日期：1996-03-01 00:00:00

abstract：:We examined tryptophan regulation in merodiploid hybrids in which a plasmid carrying the trp operon of Escherichia was introduced into Trp mutants of other enteric genera, or in which a plasmid carrying the trpR+ (repressor) gene of E. coli was transfered into fully constitutive trpR mutants of other genera. In these ...

journal_title：Journal of bacteriology

authors： Manson MD,Yanofsky C

更新日期：1976-05-01 00:00:00

abstract：:Transcriptional fusions to Salmonella typhimurium chromosomal genes were constructed by integration of a suicide fusion vector into the chromosome by homologous recombination with random cloned chromosomal fragments. We describe here a transductional method using the generalized transducing phage of S. typhimurium, P2...

journal_title：Journal of bacteriology

authors： Mahan MJ,Slauch JM,Mekalanos JJ

更新日期：1993-11-01 00:00:00

abstract：:When dl-isoleucine was added to an ammonium nitrate-maltose medium during cultivation of Streptomyces sp. 732, quinomycin B formation was selectively enhanced (from 3 to 70% of the quinomycin mixture) and quinomycin C synthesis was inhibited completely. In addition, two new quinomycins, designated quinomycins D and E,...

journal_title：Journal of bacteriology

authors： Yoshida T,Katagiri K

更新日期：1967-04-01 00:00:00

abstract：:Conditions have been established for the preparation of spheroplasts of Saccharomyces cerevisiae which are able to increase their net content of protein, ribonucleic acid (RNA), and deoxyribonucleic acid (DNA), several-fold upon incubation in a medium stabilized with 1 m sorbitol. The rate of RNA and protein synthesis...

journal_title：Journal of bacteriology

authors： Hutchison HT,Hartwell LH

更新日期：1967-11-01 00:00:00

abstract：:In Pseudomonas aeruginosa, flagellar genes are regulated in a cascade headed by FleQ, an NtrC/NifA-type activator. FleQ and RpoN positively regulate expression of flhA, fliE, fliL, and fleSR genes, among others. Direct interaction of FleQ with flhA, fliE, fliL, and fleSR promoters was demonstrated by gel shift assay, ...

journal_title：Journal of bacteriology

authors： Jyot J,Dasgupta N,Ramphal R

更新日期：2002-10-01 00:00:00

abstract：:Arcobacter butzleri strain ED-1 is an exoelectrogenic epsilonproteobacterium isolated from the anode biofilm of a microbial fuel cell. Arcobacter sp. strain L dominates the liquid phase of the same fuel cell. Here we report the finished and annotated genome sequences of these organisms. ...

journal_title：Journal of bacteriology

authors： Toh H,Sharma VK,Oshima K,Kondo S,Hattori M,Ward FB,Free A,Taylor TD

更新日期：2011-11-01 00:00:00

abstract：:The delta subunit of RNA polymerase, RpoE, is widespread in low-G+C Gram-positive bacteria and is thought to play a role in enhancing transcriptional specificity by blocking RNA polymerase binding at weak promoter sites and stimulating RNA synthesis by accelerating core enzyme recycling. Despite the well-studied bioch...

journal_title：Journal of bacteriology

authors： Xue X,Tomasch J,Sztajer H,Wagner-Döbler I

更新日期：2010-10-01 00:00:00

abstract：:Peptide inhibitors of phage lambda site-specific recombination were previously isolated by screening synthetic combinatorial peptide libraries. These inhibitors cause the accumulation of complexes between the recombinase and the Holliday junction intermediate of several highly divergent tyrosine recombinases. Peptide ...

journal_title：Journal of bacteriology

authors： Gunderson CW,Boldt JL,Authement RN,Segall AM

更新日期：2009-04-01 00:00:00

abstract：:Unlike the great majority of the aerobactin-producing enteric bacteria documented in the literature, Enterobacter cloacae EK33, isolated from a case of human neonatal meningitis, did not show any homology at the DNA level with the prototype aerobactin system encoded by the ColV-K30 plasmid. However, both the nuclear m...

journal_title：Journal of bacteriology

authors： Crosa LM,Wolf MK,Actis LA,Sanders-Loehr J,Crosa JH

更新日期：1988-12-01 00:00:00

abstract：:We present experimental evidence for the existence of multiple activator-binding sites in the upstream sequence of the ompC promoter, the expression of which is activated by the positive regulator OmpR in response to the osmolarity of the medium. We also found that a single OmpR-binding site can activate the ompC prom...

journal_title：Journal of bacteriology

authors： Maeda S,Mizuno T

更新日期：1990-01-01 00:00:00

abstract：:In the yeast Saccharomyces cerevisiae, IRE1 encodes a bifunctional protein with transmembrane kinase and endoribonuclease activities. HAC1 encodes a transcription factor which has a basic leucine zipper domain. Both gene products play a crucial role in the unfolded protein response. Mutants in which one of these genes...

journal_title：Journal of bacteriology

authors： Sugiyama M,Nikawa J

更新日期：2001-09-01 00:00:00

abstract：:The ftsB gene of Escherichia coli is believed to be involved in cell division. In this report, we show that plasmids containing the nrdB gene could complement the ftsB mutation, suggesting that ftsB is an allele of nrdB. We compared changes in the cell shape of isogenic nrdA, nrdB, ftsB, and pbpB strains at permissive...

journal_title：Journal of bacteriology

authors： Taschner PE,Verest JG,Woldringh CL

更新日期：1987-01-01 00:00:00

abstract：:Weaver, Judith R. (Iowa State University, Ames), and P. A. Pattee. Inducible resistance to erythromycin in Staphylococcus aureus. J. Bacteriol. 88:574-580. 1964.-The dissociated resistance of Staphylococcus aureus to erythromycin was examined and was found to possess the characteristics of an inducible enzyme. The ind...

journal_title：Journal of bacteriology

authors： WEAVER JR,PATTEE PA

更新日期：1964-09-01 00:00:00

abstract：:In studies of Pseudomonas putida IH-2000, a toluene-tolerant microorganism, membrane vesicles (MVs) were found to be released from the outer membrane when toluene was added to the culture. These MVs were found to be composed of phospholipids, lipopolysaccharides (LPS), and very low amounts of outer membrane proteins. ...

journal_title：Journal of bacteriology

authors： Kobayashi H,Uematsu K,Hirayama H,Horikoshi K

更新日期：2000-11-01 00:00:00

abstract：:The complex flagella of Rhizobium meliloti 2011 and MVII-1 were analyzed with regard to serology, fine structure, subunits, and amino acid composition. The serological identities of flagellar filaments of the two strains were demonstrated by double immunodiffusion with antiflagellin antiserum. The filaments had a diam...

journal_title：Journal of bacteriology

authors： Krupski G,Götz R,Ober K,Pleier E,Schmitt R

更新日期：1985-04-01 00:00:00

abstract：:Enzymological studies were done to characterize the allosteric control of 3-deoxy-d-arabino-heptulosonate 7-phosphate (DAHP) synthetase in three species of Clostridium. Allosteric control was identified as feedback inhibition by phenylalanine and was qualitatively similar for the DAHP synthetases of C. butyricum, C. a...

journal_title：Journal of bacteriology

authors： Jensen RA,Twarog R

更新日期：1972-09-01 00:00:00

abstract：:The O polysaccharide of the lipopolysaccharide (O antigen) of Gram-negative bacteria often serves as a receptor for bacteriophages that can make the phage dependent on a given O-antigen type, thus supporting the concept of the adaptive significance of the O-antigen variability in bacteria. The O-antigen layer also mod...

journal_title：Journal of bacteriology

authors： Knirel YA,Prokhorov NS,Shashkov AS,Ovchinnikova OG,Zdorovenko EL,Liu B,Kostryukova ES,Larin AK,Golomidova AK,Letarov AV

更新日期：2015-03-01 00:00:00

abstract：:A sequence-specific modification methylase (M . SinI) was isolated and purified from Escherichia coli harboring a derivative of recombinant plasmid pSI4 (see accompanying manuscript: C. Karreman and A. de Waard, J. Bacteriol. 170:2527-2532, 1988), which contains a Salmonella infantis DNA insert. The enzyme uniquely me...

journal_title：Journal of bacteriology

authors： Karreman C,de Waard A

更新日期：1988-06-01 00:00:00

abstract：:Yohn, David S. (Roswell Park Memorial Institute, Buffalo, N.Y.), Victoria A. Haendiges, and James T. Grace, Jr. Yaba tumor poxvirus synthesis in vitro. I. Cytopathological, histochemical, and immunofluorescent studies. J. Bacteriol. 91:1977-1985. 1966.-Yaba tumor poxvirus synthesis in BSC-1 cell culture was followed s...

journal_title：Journal of bacteriology

authors： Yohn DS,Haendiges VA,Grace JT Jr

更新日期：1966-05-01 00:00:00