Escherichia coli mutant Y16 is a double mutant carrying thermosensitive ftsH and ftsI mutations.

abstract：:The isolation of a new thermophilic bacterium, Thermus aquaticus gen. n. and sp. n., is described. Successful enrichment requires incubation at 70 to 75 C, and the use of nutrient media relatively dilute with respect to the organic components. Strains of T. aquaticus have been isolated from a variety of thermal spring...

journal_title：Journal of bacteriology

authors： Brock TD,Freeze H

更新日期：1969-04-01 00:00:00

abstract：:Short-term labeling with radioactive thymidine led to inaccurate estimates of deoxyribonucleic acid synthesis at some growth rates in steady-state cultures of Escherichia coli B/r. Estimates were corrected in chemostat cultures by adding adenosine, a known inhibitor of thymidine phosphorylase. ...

journal_title：Journal of bacteriology

authors： Kubitschek HE,Valdez D,Freedman ML

更新日期：1972-06-01 00:00:00

abstract：:The virulence of Pseudomonas aeruginosa and other surface pathogens involves the coordinate expression of a wide range of virulence determinants, including type IV pili. These surface filaments are important for the colonization of host epithelial tissues and mediate bacterial attachment to, and translocation across, ...

journal_title：Journal of bacteriology

authors： Leech AJ,Mattick JS

更新日期：2006-12-01 00:00:00

abstract：:Bacteriocin JF246 has been purified from mitomycin C-induced Serratia marcescens cells by salt extraction, ammonium sulfate fractionation, and chromatography on QAE-Sephadex and SP-Sephadex. The purified material is homogeneous on polyacrylamide gel electrophoresis in the presence of 2% sodium dodecyl sulfate or 6 m u...

journal_title：Journal of bacteriology

authors： Foulds J

更新日期：1972-06-01 00:00:00

abstract：:Studies were made of the synthesis of Lac messenger ribonucleic acid (mRNA) by Escherichia coli in the absence of protein synthesis and of the coupling of transcription of lac operon to translation. Lac mRNA was not synthesized in the presence of chloramphenicol, and its synthesis steadily decreased during K(+) depriv...

journal_title：Journal of bacteriology

authors： Artman M,Ennis HL

更新日期：1972-05-01 00:00:00

abstract：:The butyrogenic genes from Clostridium difficile DSM 1296(T) have been cloned and expressed in Escherichia coli. The enzymes acetyl-coenzyme A (CoA) C-acetyltransferase, 3-hydroxybutyryl-CoA dehydrogenase, crotonase, phosphate butyryltransferase, and butyrate kinase and the butyryl-CoA dehydrogenase complex composed o...

journal_title：Journal of bacteriology

authors： Aboulnaga el-H,Pinkenburg O,Schiffels J,El-Refai A,Buckel W,Selmer T

更新日期：2013-08-01 00:00:00

abstract：:The activity of the toluene-responsive sigma(54) Pu promoter of the pWW0 TOL plasmid of Pseudomonas putida is down-regulated in vivo during exponential growth in rich medium and also by the presence of glucose in the culture. Although the Pu promoter already performs poorly during log growth in minimal medium when ame...

journal_title：Journal of bacteriology

authors： Cases I,de Lorenzo V

更新日期：2000-02-01 00:00:00

abstract：:Romano, Antonio H. (University of Cincinnati, Cincinnati, Ohio), and Dorothy J. Geason. Pattern of sheath synthesis in Sphaerotilus natans. J. Bacteriol. 88:1145-1150. 1964.-Formation of the characteristic sheath of Sphaerotilus natans was followed by immunofluorescence. Fluorescent antisheath antibody was obtained by...

journal_title：Journal of bacteriology

authors： ROMANO AH,GEASON DJ

更新日期：1964-10-01 00:00:00

abstract：:Biodegradation of metal-citrate complexes by Pseudomonas fluorescens depends on the nature of the complex formed between the metal and citric acid. Bidentate Fe(III)-, Ni-, and Zn-citrate complexes were readily biodegraded, but the tridentate Cd- and Cu-citrate, and U-citrate complexes were not. The biodegradation of ...

journal_title：Journal of bacteriology

authors： Joshi-Tope G,Francis AJ

更新日期：1995-04-01 00:00:00

abstract：:The ompR and envZ genes, which together constitute the ompB operon, are involved in osmoregulatory expression of the OmpF and OmpC proteins, major outer membrane proteins of Escherichia coli. The envZ11 mutation results in the OmpF- OmpC-constitutive phenotype. A mutant which suppressed defects caused by the envZ11 mu...

journal_title：Journal of bacteriology

authors： Matsuyama S,Mizuno T,Mizushima S

更新日期：1986-12-01 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：:The regulation of the asparagine synthetase A gene of Escherichia coli was studied in vitro with a coupled transcription-translation system. It was shown that the 17-kilodalton gene, which is transcribed divergently from the adjacent asnA gene, codes for an activator of asnA transcription. The synthesis of the 17-kilo...

journal_title：Journal of bacteriology

authors： Kölling R,Lother H

更新日期：1985-10-01 00:00:00

abstract：:The Saccharomyces cerevisiae HIS7 gene was cloned by its location immediately downstream of the previously isolated and characterized ARO4 gene. The two genes have the same orientation with a distance of only 416 bp between the two open reading frames. The yeast HIS7 gene represents the first isolated eukaryotic gene ...

journal_title：Journal of bacteriology

authors： Kuenzler M,Balmelli T,Egli CM,Paravicini G,Braus GH

更新日期：1993-09-01 00:00:00

abstract：:A total of 12 VanA-type vancomycin-resistant enterococci, consisting of 10 Enterococcus faecium isolates and two Enterococcus avium isolates, were examined in detail. The vancomycin resistance conjugative plasmids pHTalpha (65.9 kbp), pHTbeta (63.7 kbp), and pHTgamma (66.5 kbp) were isolated from each of three differe...

journal_title：Journal of bacteriology

authors： Tomita H,Tanimoto K,Hayakawa S,Morinaga K,Ezaki K,Oshima H,Ike Y

更新日期：2003-12-01 00:00:00

abstract：:Structural studies were carried out on lipoteichoic acids obtained from defatted cells of 10 Bacillus strains by phenol-water partition followed by chromatography on DEAE-Sephacel and Octyl-Sepharose columns. A group of the tested bacteria (group A), Bacillus subtilis, Bacillus licheniformis, and Bacillus pumilus, was...

journal_title：Journal of bacteriology

authors： Iwasaki H,Shimada A,Ito E

更新日期：1986-08-01 00:00:00

abstract：:The Czc system of Alcaligenes eutrophus mediates resistance to cobalt, zinc, and cadmium through ion efflux catalyzed by the CzcCB2A cation-proton antiporter. DNA sequencing of the region upstream of the czcNICBADRS determinant located on megaplasmid pMOL30 revealed the 5' end of czcN and a gene for a MgtC-like protei...

journal_title：Journal of bacteriology

authors： Grosse C,Grass G,Anton A,Franke S,Santos AN,Lawley B,Brown NL,Nies DH

更新日期：1999-04-01 00:00:00

abstract：:The methylenetetrahydrofolate dehydrogenase of the amethopterin-resistant strain Streptococcus faecium var. durans A(k) was purified 100-fold. Because it is extremely labile, this enzyme required protection by 1 mm nicotinamide adenine dinucleotide phosphate (NADP(+)) during purification; 0.01 mm EADP(+) with 0.1% bov...

journal_title：Journal of bacteriology

authors： Albrecht AM,Pearce FK,Hutchison DJ

更新日期：1968-05-01 00:00:00

abstract：:The sequence (2,700 bp) between the aldH and pspF genes of Escherichia coli was determined. The pspF gene encodes a sigma54 transcriptional activator of the phage shock protein (psp) operon (pspA to pspE). Downstream of the pspF transcribed region are two open reading frames (ORFs), ordL and goaG, convergently oriente...

journal_title：Journal of bacteriology

authors： Jovanovic G,Model P

更新日期：1997-05-01 00:00:00

abstract：:The synthesis of proteins necessary for the respiratory reduction of nitrate to dinitrogen is induced in most denitrifying bacteria by a shift to anaerobiosis. A homolog of the fur gene, which encodes a redox-active transcriptional activator in Escherichia coli, was isolated from Pseudomonas stutzeri by using the anr ...

journal_title：Journal of bacteriology

authors： Cuypers H,Zumft WG

更新日期：1993-11-01 00:00:00

abstract：:The thermophilic cyanobacterium Synechococcus sp. strain Y-7c-s grows at its maximum rate at a high pH (pH 8 and above) the does not show sustained growth below pH 6.5. However, rapidly growing, exponential-phase cells from high-pH cultures continued to grow rapidly for several hours after transfer to pH 6.0 or 5.0. T...

journal_title：Journal of bacteriology

authors： Kallas T,Castenholz RW

更新日期：1982-01-01 00:00:00

abstract：:Holwerda, Jack (Michigan Department of Health, Grand Rapids) and Grace Eldering. Culture and fluorescent-antibody methods in diagnosis of whooping cough. J. Bacteriol. 86:449-451. 1963.-Nasopharyngeal swabs from 517 suspected whooping-cough patients were examined by culture and by fluorescent-antibody (FA) staining pr...

journal_title：Journal of bacteriology

authors： HOLWERDA J,ELDERING G

更新日期：1963-09-01 00:00:00

abstract：:Pyruvate kinase of Streptococcus mutans JC 2 had an absolute and specific requirement for glucose-6-phosphate. Inorganic phosphate was a strong inhibitor. The enzyme required K+ or NH4+ and Mg2+ or Mn2+. S. mutans FIL and E 49, Streptococcus bovis ATCC 9809, and Streptococcus salivarius ATCC 13419 had also glucose-6-p...

journal_title：Journal of bacteriology

authors： Yamada T,Carlsson J

更新日期：1975-10-01 00:00:00

abstract：:The extracellular chlamydial infectious particle, or elementary body (EB), is enveloped by an intra- and intermolecular cysteine cross-linked protein shell called the chlamydial outer membrane complex (COMC). A few abundant proteins, including the major outer membrane protein and cysteine-rich proteins (OmcA and OmcB)...

journal_title：Journal of bacteriology

authors： Liu X,Afrane M,Clemmer DE,Zhong G,Nelson DE

更新日期：2010-06-01 00:00:00

abstract：:A reaction center H- strain (RCH-) of Rhodobacter sphaeroides, PUHA1, was made by in vitro deletion of an XhoI restriction endonuclease fragment from the puhA gene coupled with insertion of a kanamycin resistance gene cartridge. The resulting construct was delivered to R. sphaeroides wild-type 2.4.1, with the defectiv...

journal_title：Journal of bacteriology

authors： Sockett RE,Donohue TJ,Varga AR,Kaplan S

更新日期：1989-01-01 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：:Phosphatidylglycerol, the most abundant acidic phospholipid in Escherichia coli, is considered to play specific roles in various cellular processes that are essential for cell viability. A null mutation of pgsA, which encodes phosphatidylglycerophosphate synthase, does indeed confer lethality. However, pgsA null mutan...

journal_title：Journal of bacteriology

authors： Suzuki M,Hara H,Matsumoto K

更新日期：2002-10-01 00:00:00

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：:A 12.1-kilobase PstI fragment from Rhizobium japonicum, which contains homology to both the Klebsiella pneumoniae and the Rhizobium meliloti nifH genes, was cloned into vector pHE3 . The nifH -homologous region was localized on the restriction enzyme cleavage map by Southern blot hybridization experiments. DNA fragmen...

journal_title：Journal of bacteriology

authors： Fuhrmann M,Hennecke H

更新日期：1984-06-01 00:00:00

abstract：:Bacillus subtilis responds to phosphate starvation stress by inducing the PhoP and SigB regulons. While the PhoP regulon provides a specific response to phosphate starvation stress, maximizing the acquisition of phosphate (P(i)) from the environment and reducing the cellular requirement for this essential nutrient, th...

journal_title：Journal of bacteriology

authors： Allenby NE,O'Connor N,Prágai Z,Ward AC,Wipat A,Harwood CR

更新日期：2005-12-01 00:00:00

abstract：:The nucleotide sequence of a 2220-base-pair fragment containing the btuB gene of Escherichia coli was determined. There was a single open reading frame which was translated into a 614-amino-acid polypeptide, the first 20 amino acids of which comprised a typical leader sequence. The putative mature or processed form ha...

journal_title：Journal of bacteriology

authors： Heller K,Kadner RJ

更新日期：1985-03-01 00:00:00