Effects of a mutation that eliminates UDP glucose-pyrophosphorylase on the pathogenicity of Erwinia carotovora subsp. carotovora.

abstract：:The genetics of antibiotic resistance in mutant strains of Streptococcus pyrogenes was studied. Utilizing a type 6 strain (9440) primarily resistant to strepttomycin (Strr), classes of mutant strains were isolated that were resistant to one of the following antibiotics: rifampin (Rifr), erythromycin (Eryr), thiostrept...

journal_title：Journal of bacteriology

authors： Stuart JG,Ferretti JJ

更新日期：1978-02-01 00:00:00

abstract：:Adler, H. E. (University of California, Davis), M. Shifrine, and Herrad Ortmayer. Mycoplasma inocuum sp. n., a saprophyte from chickens. J. Bacteriol. 82:239-240. 1961.-A new species of Mycoplasma was isolated from the infraorbital sinuses of chickens. The organism, a saprophyte, differs from all known mycoplasmas of ...

journal_title：Journal of bacteriology

authors： ADLER HE,SHIFRINE M,ORTMAYER H

更新日期：1961-08-01 00:00:00

abstract：:The cell wall degradation products released from Escherichia coli during autolysis triggered by cephaloridine or trichloroacetic acid were isolated and characterized. Murein was selectively lost from the disaccharide tetrapeptides and the bisdisaccharide tetrapeptide components. Two major autolytic products accounted ...

journal_title：Journal of bacteriology

authors： Kitano K,Tuomanen E,Tomasz A

更新日期：1986-09-01 00:00:00

abstract：:Virulence genes in Listeria monocytogenes are coordinately expressed under the control of the transcriptional activator PrfA, encoded by prfA, a member of the cyclic AMP (cAMP) receptor protein (CRP)/FNR family of bacterial regulators. Strain P14-A is a spontaneous mutant of L. monocytogenes serovar 4b which produces ...

journal_title：Journal of bacteriology

authors： Ripio MT,Domínguez-Bernal G,Lara M,Suárez M,Vazquez-Boland JA

更新日期：1997-03-01 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

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：:Acidified phenol extracts prepared from competent cultures of a group H Streptococcus strain Wicky made competent with competence factor derived from cultures of another group H Streptococcus, strain Challis, showed a difference in polyacrylamide-gel protein patterns when compared to extracts prepared from noncompeten...

journal_title：Journal of bacteriology

authors： Ranhand JM,Theodore TS,Cole RM

更新日期：1970-10-01 00:00:00

abstract：:Surface protein antigens of Mycoplasma hyopneumoniae were identified by direct antibody-surface binding or by radioimmunoprecipitation of surface 125I-labeled proteins with a series of monoclonal antibodies (MAbs). Surface proteins p70, p65, p50, and p44 were shown to be integral membrane components by selective parti...

journal_title：Journal of bacteriology

authors： Wise KS,Kim MF

更新日期：1987-12-01 00:00:00

abstract：:The antimicrobial metabolite 2,4-diacetylphloroglucinol (2,4-DAPG) contributes to the capacity of Pseudomonas fluorescens strain CHA0 to control plant diseases caused by soilborne pathogens. A 2, 4-DAPG-negative Tn5 insertion mutant of strain CHA0 was isolated, and the nucleotide sequence of the 4-kb genomic DNA regio...

journal_title：Journal of bacteriology

authors： Schnider-Keel U,Seematter A,Maurhofer M,Blumer C,Duffy B,Gigot-Bonnefoy C,Reimmann C,Notz R,Défago G,Haas D,Keel C

更新日期：2000-03-01 00:00:00

abstract：:Mycolic acids are a key component of the mycobacterial cell wall, providing structure and forming a major permeability barrier. In Mycobacterium tuberculosis mycolic acids are synthesized by type I and type II fatty acid synthases. One of the enzymes of the type II system is encoded by fabG1. We demonstrate here that ...

journal_title：Journal of bacteriology

authors： Parish T,Roberts G,Laval F,Schaeffer M,Daffé M,Duncan K

更新日期：2007-05-01 00:00:00

abstract：:The gal3 mutation of Saccharomyces, which is associated with an impairment in the utilization of galactose, has been shown to be pleiotropic, causing similar impairments in the utilization of melibiose and maltose. Milibiose utilization and alpha-galactosidase production are directly controlled by the galactose regula...

journal_title：Journal of bacteriology

authors： Kew OM,Douglas HC

更新日期：1976-01-01 00:00:00

abstract：:The phs mutation of Escherichia coli has been suggested to affect the Na+/H+ antiport (D. Zilberstein, E. Padan, and S. Schuldiner, FEBS Lett. 168:327-330, 1980). We have recently shown that the mutation affects the rpoA gene and thus affects transcription. The extent of the pleiotropy of the phs mutation was investig...

journal_title：Journal of bacteriology

authors： Giffard PM,Rowland GC,Kroll RG,Stewart LM,Bakker EP,Booth IR

更新日期：1985-11-01 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：:Sinorhizobium meliloti, a gram-negative soil bacterium, forms a nitrogen-fixing symbiotic relationship with members of the legume family. To facilitate our studies of transcription in S. meliloti, we cloned and characterized the gene for the alpha subunit of RNA polymerase (RNAP). S. meliloti rpoA encodes a 336-amino-...

journal_title：Journal of bacteriology

authors： Peck MC,Gaal T,Fisher RF,Gourse RL,Long SR

更新日期：2002-07-01 00:00:00

abstract：:The actinomycin synthetases ACMS I, II, and III catalyze the assembly of the acyl peptide lactone precursor of actinomycin by a nonribosomal mechanism. We have cloned the genes of ACMS I (acmA) and ACMS II (acmB) by hybridization screening of a cosmid library of Streptomyces chrysomallus DNA with synthetic oligonucleo...

journal_title：Journal of bacteriology

authors： Schauwecker F,Pfennig F,Schröder W,Keller U

更新日期：1998-05-01 00:00:00

abstract：:The PriA protein, a component of the phiX174-type primosome, was previously shown to be essential for damage-inducible DNA replication in Escherichia coli, termed inducible stable DNA replication. Here, we show that priA::kan null mutants are defective in transductional and conjugational homologous recombination and a...

journal_title：Journal of bacteriology

authors： Kogoma T,Cadwell GW,Barnard KG,Asai T

更新日期：1996-03-01 00:00:00

abstract：:The human pathogen Eikenella corrodens synthesizes type IV pili and exhibits a phase variation involving the irreversible transition from piliated to nonpiliated variants. On solid medium, piliated variants form small (S-phase), corroding colonies whereas nonpiliated variants form large (L-phase), noncorroding colonie...

journal_title：Journal of bacteriology

authors： Villar MT,Helber JT,Hood B,Schaefer MR,Hirschberg RL

更新日期：1999-07-01 00:00:00

abstract：:Vibrio parahaemolyticus possesses dual flagellar systems adapted for movement under different circumstances. A single polar flagellum propels the bacterium in liquid (i.e., swimming) with a motor that is powered by the sodium motive force. Multiple proton-driven lateral flagella enable translocation over surfaces (i.e...

journal_title：Journal of bacteriology

authors： Stewart BJ,McCarter LL

更新日期：2003-08-01 00:00:00

abstract：:The ultrastructure of the cytoplasmic membrane and cell wall of two strains of Escherichia coli, Proteus morganii, P. vulgaris, Acinetobacter anitratum, Moraxella lacunata, Erwinia amylovora, Acinetobacter sp., and of a plant pathogen, unclassified gram-negative, fixed by the Ryter-Kellenberger procedure, was found to...

journal_title：Journal of bacteriology

authors： Silva MT,Sousa JC

更新日期：1973-02-01 00:00:00

abstract：:Escherichia coli recF mutants are hypermutable when treated with methyl methanesulfonate (G. C. Walker, Mol. Gen. Genet. 152:93-103, 1977). In this study, methylation hypermutability of recF mutant strains was examined, and it was found that recF+ is required for normal induction of the adaptive response to alkylation...

journal_title：Journal of bacteriology

authors： Volkert MR

更新日期：1989-01-01 00:00:00

abstract：:The kinetics of peptidoglycan degradation were examined under different conditions of autolysis of Escherichia coli. With cephaloridine- or moenomycin-induced autolysis, degradation did not exceed 25 to 35%, whereas in EDTA-induced autolysis it rapidly reached 65 to 70%. When nonautolyzing cells were fixed overnight w...

journal_title：Journal of bacteriology

authors： Leduc M,Frehel C,van Heijenoort J

更新日期：1985-02-01 00:00:00

abstract：:The plasmid nature of genes specifying degradation of nicotine and nicotinate in Pseudomas convexa strain 1 (Pc1) is indicated by mitomycin curing and conjugational transfer to other strains. The NIC plasmid appears to be compatible with other metabolic plasmids in Pseudomonas putida. ...

journal_title：Journal of bacteriology

authors： Thacker R,Rørvig O,Kahlon P,Gunsalus IC

更新日期：1978-07-01 00:00:00

abstract：:A survey of chromosomal variation in the ST239 clonal group of methicillin-resistant Staphylococcus aureus (MRSA) revealed a novel genetic element, ICE6013. The element is 13,354 bp in length, excluding a 6,551-bp Tn552 insertion. ICE6013 is flanked by 3-bp direct repeats and is demarcated by 8-bp imperfect inverted r...

journal_title：Journal of bacteriology

authors： Smyth DS,Robinson DA

更新日期：2009-10-01 00:00:00

abstract：:Most iron in mammals is found within the heme prosthetic group. Consequently, many bacterial pathogens possess heme acquisition systems to utilize iron from the host. Here, we demonstrate that Mycobacterium tuberculosis can utilize heme as an iron source, suggesting that M. tuberculosis possesses a yet-unknown heme ac...

journal_title：Journal of bacteriology

authors： Jones CM,Niederweis M

更新日期：2011-04-01 00:00:00

abstract：:Mutants with alterations in the structure, biosynthesis, or assembly of murein lipoprotein were selected by a procedure based on radiation suicide of wild-type organisms by [3H]arginine under conditions where the radioactive arginine was preferentially incorporated into lipoprotein. Further screening for the potential...

journal_title：Journal of bacteriology

authors： Wu HC,Lin JJ

更新日期：1976-04-01 00:00:00

abstract：:2-Hydroxy-6-oxo-6-phenylhexa-2,4-dienoate (HOPDA) hydrolase (BphD) is a key determinant in the aerobic transformation of polychlorinated biphenyls (PCBs) by Burkholderia sp. strain LB400 (S. Y. K. Seah, G. Labbé, S. Nerdinger, M. Johnson, V. Snieckus, and L. D. Eltis, J. Biol. Chem. 275:15701-15708, 2000). To determin...

journal_title：Journal of bacteriology

authors： Seah SY,Labbé G,Kaschabek SR,Reifenrath F,Reineke W,Eltis LD

更新日期：2001-03-01 00:00:00

abstract：:A 3,373-base-pair DNA segment from a clone fortuitously isolated from Saccharopolyspora erythraea by hybridization to an oligodeoxynucleotide probe was sequenced. Computer-assisted analysis of the nucleotide sequence reveals three closely linked Streptomyces open reading frames plus a fourth converging on the others. ...

journal_title：Journal of bacteriology

authors： Donadio S,Shafiee A,Hutchinson CR

更新日期：1990-01-01 00:00:00

abstract：:Ultrastructural and biochemical studies of a recombinant Treponema pallidum surface antigen designated 4D have been conducted due to its likely biological significance. Electron microscopy demonstrated that the 190-kilodalton (kDa) 4D molecule is an ordered ring structure of 10-nm diameter. The 90-kDa proteinase K-tre...

journal_title：Journal of bacteriology

authors： Fehniger TE,Radolf JD,Lovett MA

更新日期：1986-03-01 00:00:00

abstract：:Cells of Saccharomyces cerevisiae permeabilized by treatment with ether take up and incorporate exogenous deoxynucleoside triphosphate into deoxyribonucleic acid (DNA). With rho(+) strains, more than 95% of the product was mitochondrial DNA (mtDNA). This report characterizes ether-permeabilized yeast cells and describ...

journal_title：Journal of bacteriology

authors： Oertel W,Goulian M

更新日期：1979-11-01 00:00:00

abstract：:The nifV and leuA genes, which encode homocitrate synthase and alpha-isopropylmalate synthase, respectively, were cloned from the filamentous cyanobacterium Anabaena sp. strain PCC 7120 by a PCR-based strategy. Since the N-terminal parts of NifV and LeuA from other bacteria are highly similar to each other, a single p...

journal_title：Journal of bacteriology

authors： Stricker O,Masepohl B,Klipp W,Böhme H

更新日期：1997-05-01 00:00:00