Genetic and molecular analyses of the gene encoding staphylococcal enterotoxin D.

abstract：:A 3-hydroxypropionate/4-hydroxybutyrate cycle operates in autotrophic CO(2) fixation in various Crenarchaea, as studied in some detail in Metallosphaera sedula. This cycle and the autotrophic 3-hydroxypropionate cycle in Chloroflexus aurantiacus have in common the conversion of acetyl-coenzyme A (CoA) and two bicarbon...

journal_title：Journal of bacteriology

authors： Teufel R,Kung JW,Kockelkorn D,Alber BE,Fuchs G

更新日期：2009-07-01 00:00:00

abstract：:Grown in liquid culture in the presence of a variety of structurally unrelated drugs, mycelia of wild-type Neurospora assume a colonial or semicolonial growth habit similar to that of known morphological mutants. Drugs that produce these morphological changes include atropine, theophylline, histamine, and several of t...

journal_title：Journal of bacteriology

authors： Scott WA,Solomon B

更新日期：1975-05-01 00:00:00

abstract：:Autotransporter biogenesis is dependent upon BamA, a central component of the β-barrel assembly machinery (BAM) complex. In this report, we detail the role of the other BAM components (BamB-E). We identify the importance of BamD in autotransporter biogenesis and show that BamB, BamC, and BamE are not required. ...

journal_title：Journal of bacteriology

authors： Rossiter AE,Leyton DL,Tveen-Jensen K,Browning DF,Sevastsyanovich Y,Knowles TJ,Nichols KB,Cunningham AF,Overduin M,Schembri MA,Henderson IR

更新日期：2011-08-01 00:00:00

abstract：:The dermatophyte Trichophyton schoenleinii elaborates an extracellular collagenase which is specific for native collagen and gelatin and is separable from an enzyme which is active against Azocoll. The fungal enzyme differs from the bacterial collagenases in its acid pH and small molecular weight. In addition, the fun...

journal_title：Journal of bacteriology

authors： Rippon JW

更新日期：1968-01-01 00:00:00

abstract：:The nucleoids in Mycoplasma capricolum cells were visualized by phase-combined fluorescence microscopy of DAPI (4', 6-diamidino-2-phenylindole)-stained cells. Most growing cells in a rich medium had one or two nucleoids in a cell, and no anucleate cells were found. The nucleoids were positioned in the center in mononu...

journal_title：Journal of bacteriology

authors： Seto S,Miyata M

更新日期：1999-10-01 00:00:00

abstract：:The polar pili of Pseudomonas aeruginosa are composed of subunits encoded by the pilA gene. Expression of pilA requires the alternative sigma factor RpoN and a pair of regulatory elements, PilS and PilR. These two proteins are members of the two-component regulatory family, in which PilS is the sensory component and P...

journal_title：Journal of bacteriology

authors： Boyd JM,Lory S

更新日期：1996-02-01 00:00:00

abstract：:The sigA and sigB genes of Mycobacterium tuberculosis encode two sigma 70-like sigma factors of RNA polymerase. While transcription of the sigA gene is growth rate independent, sigB transcription is increased during entry into stationary phase. The sigA gene transcription is unresponsive to environmental stress but th...

journal_title：Journal of bacteriology

authors： Hu Y,Coates AR

更新日期：1999-01-01 00:00:00

abstract：:Vibrio cholerae is a highly motile bacterium which possesses a single polar flagellum as a locomotion organelle. Motility is thought to be an important factor for the virulence of V. cholerae. The genome sequencing project of this organism is in progress, and the genes that are highly homologous to the essential genes...

journal_title：Journal of bacteriology

authors： Kojima S,Yamamoto K,Kawagishi I,Homma M

更新日期：1999-03-01 00:00:00

abstract：:A genetic study of conjugal transmissibility of two R-plasmids was undertaken in Pseudomonas aeruginosa. Conjugally derepressed mutants of the R-plasmids were isolated, and examination of 11 independent mutants revealed that 10 were recessive to the wild-type transfer repressor, whereas 1 mutant was cis dominant. Cros...

journal_title：Journal of bacteriology

authors： Chandler PM,Krishnapillai V

更新日期：1977-05-01 00:00:00

abstract：:The nif promoters of Klebsiella pneumoniae must be activated by proteins bound to upstream sequences which are thought to interact with the sigma54-RNA polymerase holoenzyme by DNA looping. NifA is the activator for most of the promoters, and integration host factor (IHF) mediates the DNA looping. While NtrC is the ac...

journal_title：Journal of bacteriology

authors： Cheema AK,Choudhury NR,Das HK

更新日期：1999-09-01 00:00:00

abstract：:An open-reading-frame fragment of a Methylobacterium sp. strain AM1 gene (moxF) encoding a portion of the methanol dehydrogenase structural protein has been used as a hybridization probe to detect similar sequences in a variety of methylotrophic bacteria. This hybridization was used to isolate clones containing putati...

journal_title：Journal of bacteriology

authors： Stephens RL,Haygood MG,Lidstrom ME

更新日期：1988-05-01 00:00:00

abstract：:Xylella fastidiosa is a xylem-limited nonflagellated bacterium that causes economically important diseases of plants by developing biofilms that block xylem sap flow. How the bacterium is translocated downward in the host plant's vascular system against the direction of the transpiration stream has long been a puzzlin...

journal_title：Journal of bacteriology

authors： Meng Y,Li Y,Galvani CD,Hao G,Turner JN,Burr TJ,Hoch HC

更新日期：2005-08-01 00:00:00

abstract：:Pentaerythritol tetranitrate reductase, which reductively liberates nitrite from nitrate esters, is related to old yellow enzyme. Pentaerythritol tetranitrate reductase follows a ping-pong mechanism with competitive substrate inhibition by NADPH, is strongly inhibited by steroids, and is capable of reducing the unsatu...

journal_title：Journal of bacteriology

authors： French CE,Nicklin S,Bruce NC

更新日期：1996-11-01 00:00:00

abstract：:Cells of Pseudomonas stutzeri are naturally transformed by homologous chromosomal DNA; they do not require chemical treatment to become competent. This capacity to undergo natural transformation was found to be shared by the closely related species P. mendocina, P. alcaligenes, and P. pseudoalcaligenes, but was not de...

journal_title：Journal of bacteriology

authors： Carlson CA,Pierson LS,Rosen JJ,Ingraham JL

更新日期：1983-01-01 00:00:00

abstract：:Bacterial carboxyl-terminal processing proteases (CTPs) are widely conserved and have been linked to important processes including signal transduction, cell wall metabolism, and virulence. However, the features that target proteins for CTP-dependent cleavage are unclear. Studies of the Escherichia coli CTP Prc suggest...

journal_title：Journal of bacteriology

authors： Chung S,Darwin AJ

更新日期：2020-06-01 00:00:00

abstract：:Ramakrishnan, T. (Yale University, New Haven, Conn.), and Edward A. Adelberg. Regulatory mechanisms in the biosynthesis of isoleucine and valine. II. Identification of two operator genes. J. Bacteriol. 89:654-660. 1965.-A tightly clustered set of five structural genes governs the synthesis of the five enzymes of isole...

journal_title：Journal of bacteriology

authors： RAMAKRISHNAN T,ADELBERG EA

更新日期：1965-03-01 00:00:00

abstract：:Spectinomycin-resistant (Spcr) mutants of Escherichia coli were isolated from nutrient agar plates containing 20% sucrose and 100 mug of spectinomycin per ml. About one-third of the Spcr mutants thus obtained were sucrose dependent (Sucd) and were classified into two types: I, those unable to grow on sucrose-free medi...

journal_title：Journal of bacteriology

authors： Miyoshi Y,Yamagata H

更新日期：1976-01-01 00:00:00

abstract：:Nocardia brasiliensis possess proteolytic activities that can be readily detected in a variety of media. In a modified formulation of a growth medium originally used for Streptomyces aureofaciens, N. brasiliensis was found to secrete proteolytic enzymes, one of which was capable of hydrolyzing casein. This enzyme was ...

journal_title：Journal of bacteriology

authors： Zlotnik H,Schramm VL,Buckley HR

更新日期：1984-02-01 00:00:00

abstract：:Pili are functionally expressed during the predivisional and swarmer stages of the Caulobacter crescentus differentiation cycle. They appear on the developing swarmer pole and at the same cellular location as flagella and the phiCbK receptor sites. Pili disappear when the swarmer cell differentiates into a stalked cel...

journal_title：Journal of bacteriology

authors： Lagenaur C,Agabian N

更新日期：1977-07-01 00:00:00

abstract：:The chb operon of Escherichia coli is involved in the utilization of the β-glucosides chitobiose and cellobiose. The function of chbG (ydjC), the sixth open reading frame of the operon that codes for an evolutionarily conserved protein is unknown. We show that chbG encodes a monodeacetylase that is essential for growt...

journal_title：Journal of bacteriology

authors： Verma SC,Mahadevan S

更新日期：2012-09-01 00:00:00

abstract：:Escherichia coli K-12, polAl(-) is a mutant strain whose extracts are deficient in Kornberg deoxyribonucleic acid (DNA) polymerase activity. We have compared the mutant and parental strains on the basis of a number of responses to ultraviolet (UV) and X-irradiation. For both types of radiation, the mutant is more sens...

journal_title：Journal of bacteriology

authors： Paterson MC,Boyle JM,Setlow RB

更新日期：1971-07-01 00:00:00

abstract：:Myxococcus xanthus RB5, a rough-colony-forming, nondispersed growing mutant of strain FBt, forms macroscopic, multicellular masses of radially oriented cells in shake cultures. The cells appear to be held together by slime fibrils. Physical and enzymatic methods to disrupt the spheres were unsuccessful as were attempt...

journal_title：Journal of bacteriology

authors： Burchard RP

更新日期：1975-04-01 00:00:00

abstract：:In contrast to previous findings, we demonstrate that the dissimilatory (bi)sulfite reductase genes (dsrAB) of Desulfobacula toluolica were vertically inherited. Furthermore, Desulfobacterium anilini and strain mXyS1 were identified, by dsrAB sequencing of 17 reference strains, as members of the donor lineage for thos...

journal_title：Journal of bacteriology

authors： Zverlov V,Klein M,Lücker S,Friedrich MW,Kellermann J,Stahl DA,Loy A,Wagner M

更新日期：2005-03-01 00:00:00

abstract：:Falcone, Giuseppe (Rutgers, The State University, New Brunswick, N.J.), and Walter J. Nickerson. Reduction of selenite by intact yeast cells and cell-free preparations. J. Bacteriol. 85:754-762. 1963.-Nonproliferating cell suspensions of Candida albicans rapidly reduced selenite to red, metallic selenium in the absenc...

journal_title：Journal of bacteriology

authors： FALCONE G,NICKERSON WJ

更新日期：1963-04-01 00:00:00

abstract：:Agrobacterium tumefaciens and Agrobacterium rhizogenes are related pathogens that cause crown gall and hairy root diseases, which result from integration and expression of bacterial genes in the plant genome. Single-stranded DNA (T strands) and virulence proteins are translocated into plant cells by a type IV secretio...

journal_title：Journal of bacteriology

authors： Hodges LD,Lee LY,McNett H,Gelvin SB,Ream W

更新日期：2009-01-01 00:00:00

abstract：:Nalidixic acid (NAL) is bactericidal for E. coli B. Synthesis of deoxyribonucleic acid (DNA), ribonucleic acid and protein was necessary to initiate the lethal effect, but only protein synthesis was necessary to sustain it. NAL inhibited DNA synthesis specifically, but this inhibition occurred even under conditions th...

journal_title：Journal of bacteriology

authors： Winshell EB,Rosenkranz HS

更新日期：1970-12-01 00:00:00

abstract：:In order to characterize the genome-wide transcriptional response of the hyperthermophilic, aerobic crenarchaeote Sulfolobus solfataricus to UV damage, we used high-density DNA microarrays which covered 3,368 genetic features encoded on the host genome, as well as the genes of several extrachromosomal genetic elements...

journal_title：Journal of bacteriology

authors： Fröls S,Gordon PM,Panlilio MA,Duggin IG,Bell SD,Sensen CW,Schleper C

更新日期：2007-12-01 00:00:00

abstract：:Mutations in the tol-pal genes induce pleiotropic effects such as release of periplasmic proteins into the extracellular medium and hypersensitivity to drugs and detergents. Other outer membrane defective strains such as tolC, lpp, and rfa mutations are also altered in their outer membrane permeability. In this study,...

journal_title：Journal of bacteriology

authors： Bernadac A,Gavioli M,Lazzaroni JC,Raina S,Lloubès R

更新日期：1998-09-01 00:00:00

abstract：:Disrupted spheroplast preparations of Pseudomonas schuylkilliensis strain P contained fragments of cytoplasmic membrane and approximately 82% of the total cellular phospholipid. The protoplast-bursting factor (PB-factor), partially purified from pig pancreas, and a heat-treated pancreatic lipase fraction both inhibite...

journal_title：Journal of bacteriology

authors： Mizuno S,Maruo B

更新日期：1972-01-01 00:00:00

abstract：:After heating at 65 C, ribosomes isolated from Bacillus stearothermophilus were strikingly more heat-stable than comparable preparations from Escherichia coli when tested for ability to support polyuridylic acid-directed phenylalanine incorporation at 37 C. The stability of ribosomes was also determined by measurement...

journal_title：Journal of bacteriology

authors： Friedman SM,Axel R,Weinstein IB

更新日期：1967-05-01 00:00:00