Neutralization of endotoxin toxicity in chick embryos by antibiotics.

abstract：:The deacetylcephalosporin C synthetase (hydroxylase) gene from Streptomyces clavuligerus has been cloned and sequenced. The open reading frame codes for a protein with an Mr of 34,584. The hydroxylase gene (cefF) is closely linked to the epimerase gene (cefD) and the expandase gene (cefE) and is transcribed in the opp...

journal_title：Journal of bacteriology

authors： Kovacevic S,Miller JR

更新日期：1991-01-01 00:00:00

abstract：:trpG of Bacillus subtilis encodes a glutamine amidotransferase subunit that is involved in the synthesis of both folic acid and L-tryptophan. Expression of trpG is negatively regulated by tryptophan even though this gene is located within a folic acid biosynthetic operon. Examination of both transcriptional and transl...

journal_title：Journal of bacteriology

authors： Yang M,de Saizieu A,van Loon AP,Gollnick P

更新日期：1995-08-01 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：:We have isolated and determined the nucleotide sequence of a 1,626-base-pair fragment from R-plasmid R483 which encodes a trimethoprim-resistant dihydrofolate reductase. Analysis of the nucleotide sequence of this fragment revealed the presence of two open reading frames, each sufficient to encode polypeptides of appr...

journal_title：Journal of bacteriology

authors： Simonsen CC,Chen EY,Levinson AD

更新日期：1983-09-01 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：:Secretion vectors based on the genes from Bacillus amyloliquefaciens P for alkaline protease (aprBamP) and neutral protease (nprBamP) were constructed. With both aprBamP and nprBamP, a unique restriction site was introduced 3' of the predicted signal coding region by using the technique of oligonucleotide-directed mut...

journal_title：Journal of bacteriology

authors： Vasantha N,Thompson LD

更新日期：1986-03-01 00:00:00

abstract：:Investigation of the chromosomal region downstream of the lacZ gene from Lactobacillus delbrueckii subsp. bulgaricus revealed the presence of a gene (prtB) encoding a proteinase of 1,946 residues with a predicted molecular mass of 212 kDa. The deduced amino acid sequence showed that PrtB proteinase displays significan...

journal_title：Journal of bacteriology

authors： Gilbert C,Atlan D,Blanc B,Portailer R,Germond JE,Lapierre L,Mollet B

更新日期：1996-06-01 00:00:00

abstract：:A population of Bacillus subtilis can be fractionated into at least two components on the basis of their buoyant densities on a Renografin gradient. In competent cultures, most, and perhaps all, of the competent bacteria appear in the lighter fraction which composes 2 to 10% of the bulk population. These "lighter" bac...

journal_title：Journal of bacteriology

authors： Cahn FH,Fox MS

更新日期：1968-03-01 00:00:00

abstract：:The ultrastructure of seven Thiobacillus species was studied. The structure of their cell envelopes is similar, if not identical, to that found in other gram-negative bacteria. Obvious differences were noted in the middle layer of the cell envelope of the seven cultures. Polyhedral inclusion bodies were apparent in fo...

journal_title：Journal of bacteriology

authors： Shively JM,Decker GL,Greenawalt JW

更新日期：1970-02-01 00:00:00

abstract：:Cells of Escherichia coli take up vitamin B(12) (cyano-cobalamin [CN-Cbl]) and iron chelates by use of sequential active transport processes. Transport of CN-Cbl across the outer membrane and its accumulation in the periplasm is mediated by the TonB-dependent transporter BtuB. Transport across the cytoplasmic membrane...

journal_title：Journal of bacteriology

authors： Cadieux N,Bradbeer C,Reeger-Schneider E,Köster W,Mohanty AK,Wiener MC,Kadner RJ

更新日期：2002-02-01 00:00:00

abstract：:Campylobacter jejuni remains among the leading causes of bacterial food-borne illness. The current understanding of Campylobacter physiology suggests that it is asaccharolytic and is unable to catabolize exogenous carbohydrates. Contrary to this paradigm, we provide evidence for l-fucose utilization by C. jejuni. The ...

journal_title：Journal of bacteriology

authors： Muraoka WT,Zhang Q

更新日期：2011-03-01 00:00:00

abstract：:Rhodobacter capsulatus mutants unable to fix nitrogen were isolated by random transposon Tn5 mutagenesis. The Tn5 insertion sites of 30 Nif- mutants were mapped within three unlinked chromosomal regions designated A, B, and C. The majority of Tn5 insertions (21 mutants) map within nif region A, characterized by two Cl...

journal_title：Journal of bacteriology

authors： Klipp W,Masepohl B,Pühler A

更新日期：1988-02-01 00:00:00

abstract：:The three-component naphthalene dioxygenase (NDO) enzyme system carries out the first step in the aerobic degradation of naphthalene by Pseudomonas sp. strain NCIB 9816-4. The three-dimensional structure of NDO revealed that several of the amino acids at the active site of the oxygenase are hydrophobic, which is consi...

journal_title：Journal of bacteriology

authors： Parales RE,Lee K,Resnick SM,Jiang H,Lessner DJ,Gibson DT

更新日期：2000-03-01 00:00:00

abstract：:Goldman, Manuel (The University of Michigan, Ann Arbor), and Harold J. Blumenthal. Pathways of glucose catabolism in Bacillus cereus. J. Bacteriol. 87:377-386. 1964.-Estimates by a radiorespirometric method of the pathways of glucose catabolism of resting-cell suspensions of Bacillus cereus strain terminalis indicate ...

journal_title：Journal of bacteriology

authors： GOLDMAN M,BLUMENTHAL HJ

更新日期：1964-02-01 00:00:00

abstract：UNLABELLED:Escherichia coli RtcB is a founding member of a family of manganese-dependent RNA repair enzymes that join RNA 2′,3′-cyclic phosphate (RNA>p) or RNA 3′-phosphate (RNAp) ends to 5′-OH RNA (HORNA) ends in a multistep pathway whereby RtcB (i) hydrolyzes RNA>p to RNAp, (ii) transfers GMP from GTP to RNAp to form...

journal_title：Journal of bacteriology

authors： Maughan WP,Shuman S

更新日期：2016-03-31 00:00:00

abstract：:A genetic analysis of a 12-kb DNA fragment containing Pseudomonas denitrificans cob genes was performed by transposon-mediated insertional mutagenesis. The nucleotide sequence and genetic analysis have shown that a 4.8-kb DNA subfragment carried two cob genes (cobS and cobT). Biochemical data concerning the complement...

journal_title：Journal of bacteriology

authors： Cameron B,Guilhot C,Blanche F,Cauchois L,Rouyez MC,Rigault S,Levy-Schil S,Crouzet J

更新日期：1991-10-01 00:00:00

abstract：:Different electron carriers of the non-desulfoviridin-containing, sulfate-reducing bacterium Desulfovibrio desulfuricans (Norway strain) have been studied. Two nonheme iron proteins, ferredoxin and rubredoxin, have been purified. This ferredoxin contains four atoms of non-heme iron and acid-labile sulfur and six resid...

journal_title：Journal of bacteriology

authors： Bruschi M,Hatchikian CE,Golovleva LA,Gall JL

更新日期：1977-01-01 00:00:00

abstract：:Neisseria gonorrhoeae releases peptidoglycan fragments during growth. The majority of the fragments released are peptidoglycan monomers, molecules known to increase pathogenesis through the induction of proinflammatory cytokines and responsible for the killing of ciliated epithelial cells. In other gram-negative bacte...

journal_title：Journal of bacteriology

authors： Garcia DL,Dillard JP

更新日期：2008-06-01 00:00:00

abstract：:The structural properties required for the binding of peptide substrates to the Escherichia coli periplasmic protein involved in oligopeptide transport were surveyed by measuring the ability of different peptides to compete for binding in an equilibrium dialysis assay with the tripeptide Ala-Phe-[3H]Gly. The protein s...

journal_title：Journal of bacteriology

authors： Guyer CA,Morgan DG,Staros JV

更新日期：1986-11-01 00:00:00

abstract：:Neely, W. Brock (The Dow Chemical Co., Midland, Mich.). Action of formaldehyde on microorganisms. I. Correlation of activity with formaldehyde metabolism. J. Bacteriol. 85:1028-1031. 1963.-The action of formaldehyde in concentrations sublethal for the culture appeared to be at least twofold. The first phase caused a d...

journal_title：Journal of bacteriology

authors： NEELY WB

更新日期：1963-05-01 00:00:00

abstract：:Six mutants, allelic to ade3, were isolated after mutagenic treatment of a prototrophic strain of yeast. All six grow on medium supplemented with adenine alone and four respond to histidine. Supplementation with adenine plus histidine or methionine inhibits growth, but a mixture of these three is stimulatory. Heteroal...

journal_title：Journal of bacteriology

authors： Lomax CA,Gross TS,Woods RA

更新日期：1971-07-01 00:00:00

abstract：:Using an oligonucleotide microarray, we searched for previously unrecognized transcription units in intergenic regions in the genome of Bacillus subtilis, with an emphasis on identifying small genes activated during spore formation. Nineteen transcription units were identified, 11 of which were shown to depend on one ...

journal_title：Journal of bacteriology

authors： Schmalisch M,Maiques E,Nikolov L,Camp AH,Chevreux B,Muffler A,Rodriguez S,Perkins J,Losick R

更新日期：2010-10-01 00:00:00

abstract：:Escherichia coli B dependence on CO2 for growth was demonstrated. At suboptimal CO2 concentrations the rate of growth was controlled by CO2 concentration. ...

journal_title：Journal of bacteriology

authors： Repaske R,Clayton MA

更新日期：1978-09-01 00:00:00

abstract：:L. Sibold, M. Henriquet, O. Possot, and J.-P. Aubert (Res. Microbiol. 142:5-12, 1991) cloned and sequenced two nifH-homologous open reading frames (ORFs) from Methanosarcina barkeri 227. Phylogenetic analysis of the deduced amino acid sequences of the nifH ORFs from M. barkeri showed that nifH1 clusters with nifH gene...

journal_title：Journal of bacteriology

authors： Chien YT,Zinder SH

更新日期：1994-11-01 00:00:00

abstract：:The major facilitator superfamily includes a large collection of evolutionarily related proteins that have been implicated in the transport of a variety of solutes and metabolites across the membranes of organisms ranging from bacteria to humans. We have recently reported the three-dimensional structure, at 6.5 A reso...

journal_title：Journal of bacteriology

authors： Hirai T,Heymann JA,Maloney PC,Subramaniam S

更新日期：2003-03-01 00:00:00

abstract：:We detected inducible melibiose transport activity in cells of Enterobacter cloacae IID977. H+, but not Na+, was found to be the coupling cation for this transporter. We cloned and sequenced the gene encoding the melibiose transporter. A homology search of a protein sequence database revealed that this melibiose trans...

journal_title：Journal of bacteriology

authors： Okazaki N,Jue XX,Miyake H,Kuroda M,Shimamoto T,Tsuchiya T

更新日期：1997-07-01 00:00:00

abstract：:In acetate-limited chemostat cultures started with single-colony cultures of Thiobacillus versutus, a mutant appeared after approximately 85 volume changes. The inhomogeneity of the culture was detected by the development of two different types of colonies on agar plates. When a pure culture of the mutant was grown in...

journal_title：Journal of bacteriology

authors： Claassen PA,Kortstee GJ,Oosterveld-van Vliet WM,van Neerven AR

更新日期：1986-11-01 00:00:00

abstract：:We have developed a rapid and sensitive fluorimetric method, based on the formation of a fluorescent product from nitrosation of 2,3-diaminonaphthalene, for measuring the ability of bacteria to catalyze nitrosation of amines. We have shown in Escherichia coli that nitrosation can be induced under anaerobic conditions ...

journal_title：Journal of bacteriology

authors： Ralt D,Wishnok JS,Fitts R,Tannenbaum SR

更新日期：1988-01-01 00:00:00

abstract：:Specific changes in the chemical and microbial composition of Thermoanaerobium brockii fermentations were compared and related to alterations of process rates, end product yields, and growth parameters. Fermentation of starch as compared with glucose was associated with significant decreases in growth rate and intrace...

journal_title：Journal of bacteriology

authors： Ben-Bassat A,Lamed R,Zeikus JG

更新日期：1981-04-01 00:00:00

abstract：:Lazaroff, Norman (British Columbia Research Council, Vancouver, B.C., Canada). Sulfate requirement for iron oxidation by Thiobacillus ferrooxidans. J. Bacteriol. 85:78-83. 1963.-The growth of Thiobacillus ferrooxidans is initially inhibited in media containing ferrous chloride in place of ferrous sulfate. This inhibit...

journal_title：Journal of bacteriology

authors： Lazaroff N

更新日期：1963-01-01 00:00:00