Effects of environmental changes on expression of the oligopeptide permease (opp) genes of Borrelia burgdorferi.

abstract：:Vibrio vulnificus is a human pathogen that produces lethal septicemia in susceptible persons, and the primary virulence factor for this organism is capsular polysaccharide (CPS). The role of the capsule in V. vulnificus biofilms was examined under a variety of conditions, by using either defined CPS mutants or spontan...

journal_title：Journal of bacteriology

authors： Joseph LA,Wright AC

更新日期：2004-02-01 00:00:00

abstract：:Mycoplasma iowae is associated mainly with reduced hatchability in turkeys and is well known for the unusual ability of phenotypic variation in the Mycoplasma surface components as well as a relative resistance to heat, bile salts, and many antimicrobials. A subset of unique genes and a gene cluster responsible for th...

journal_title：Journal of bacteriology

authors： Wei S,Guo Z,Li T,Zhang T,Li X,Zhou Z,Li Z,Liu M,Luo R,Bi D,Chen H,Zhou R,Jin H

更新日期：2012-01-01 00:00:00

abstract：:In vitro complementation assays have been used to demonstrate the induction of alkane hydroxylase proteins in mutants lacking the ability to convert n-alkanes to their primary alcohols. Purified heptane is an effective inducer in a mutant lacking detectable hydroxylase activity. ...

journal_title：Journal of bacteriology

authors： Benson S,Shapiro J

更新日期：1975-08-01 00:00:00

abstract：:The complete nucleotide sequence of pADB201, a 1.7-kilobase cryptic plasmid from Mycoplasma mycoides subsp. mycoides, is reported. The sequence contains a single large open reading frame capable of coding for a polypeptide of up to 198 codons long. The sequence of the putative polypeptide shows significant similarity ...

journal_title：Journal of bacteriology

authors： Bergemann AD,Whitley JC,Finch LR

更新日期：1989-01-01 00:00:00

abstract：:Escherichia coli W3110 contains four types of IS1 elements in the chromosome. Using an insertion element entrapping system, we collected 116 IS1 plasmid insertion mutants, which resulted from a minimum of 26 independent IS1 insertion events. All of them had insertions of IS1 of the IS1A (IS1E and IS1G) type. Inspectio...

journal_title：Journal of bacteriology

authors： Chen JH,Hsu WB,Hwang JL

更新日期：1998-10-01 00:00:00

abstract：UNLABELLED:Mycobacterium tuberculosis possesses a thick and highly hydrophobic cell wall principally composed of a mycolyl-arabinogalactan-peptidoglycan complex, which is critical for survival and virulence. DprE1 is a well-characterized component of decaprenyl-phospho-ribose epimerase, which produces decaprenyl-phosph...

journal_title：Journal of bacteriology

authors： Kolly GS,Mukherjee R,Kilacsková E,Abriata LA,Raccaud M,Blaško J,Sala C,Dal Peraro M,Mikušová K,Cole ST

更新日期：2015-12-01 00:00:00

abstract：:Pep 5 and nisin are cationic peptide antibiotics which in addition to their membrane-disruptive action induce autolysis in staphylococci. To investigate the mechanism of lysis induction, the influence of the peptides on the activity of the N-acetylmuramoyl-L-alanine amidase of Staphylococcus simulans 22 was studied. I...

journal_title：Journal of bacteriology

authors： Bierbaum G,Sahl HG

更新日期：1987-12-01 00:00:00

abstract：:Escherichia coli VC30 is a temperature-sensitive mutant which is defective in autolysis. Strain VC30 lyses at 30 degrees C when treated with beta-lactam antibiotics or D-cycloserine or when deprived of diaminiopimelic acid. The same treatments inhibit growth of the mutant at 42 degrees C but do not cause lysis. Strain...

journal_title：Journal of bacteriology

authors： Lubitz W,Harkness RE,Ishiguro EE

更新日期：1984-07-01 00:00:00

abstract：:In the filamentous, heterocyst-forming cyanobacterium Anabaena sp. strain PCC 7120, expression of the nitrate assimilation nirA operon takes place in the absence of ammonium and the presence of nitrate or nitrite. Several positive-action proteins that are required for expression of the nirA operon have been identified...

journal_title：Journal of bacteriology

authors： Frías JE,Flores E

更新日期：2010-06-01 00:00:00

abstract：:Spore formation of Myxococcus xanthus can occur not only on agar plates during fruiting body formation, but also in a liquid culture by simply adding glycerol, dimethyl sulfoxide, or phenethyl alcohol to the culture. This chemically-induced spore formation occurs synchronously and much faster than that occurring durin...

journal_title：Journal of bacteriology

authors： Komano T,Inouye S,Inouye M

更新日期：1980-12-01 00:00:00

abstract：:We have investigated a tyrosine kinase activity from Pseudomonas solanacearum, an economically important plant pathogen. In vitro incubation of membrane fractions with [gamma-32P]ATP and subsequent sodium dodecyl sulfate-polyacrylamide gel electrophoresis revealed an 85-kDa phosphoprotein. Phosphorylation of this prot...

journal_title：Journal of bacteriology

authors： Atkinson M,Allen C,Sequeira L

更新日期：1992-07-01 00:00:00

abstract：:Tabak, Henry H. (Robert A. Taft Sanitary Engineering Center, Cincinnati, Ohio), Cecil W. Chambers, and Paul W. Kabler. Microbial metabolism of aromatic carbon compounds. I. Decomposition of phenolic compounds and aromatic hydrocarbons by phenol-adapted bacteria. J. Bacteriol. 87:910-919. 1964.-Bacteria from soil and r...

journal_title：Journal of bacteriology

authors： TABAK HH,CHAMBERS CW,KABLER PW

更新日期：1964-04-01 00:00:00

abstract：:Naegleria fowleri is a pathogenic amoeboflagellate that can be evoked to transform from amoebae to flagellates by subculture to nonnutrient buffer. More than half of the amoebae of strains KUL, nN68, and Lovell became enflagellated 300 min after subculture to amoeba-saline, whereas no amoebae of strains NF66, NF69, an...

journal_title：Journal of bacteriology

authors： Woodworth TW,John DT,Bradley SG

更新日期：1982-11-01 00:00:00

abstract：:Escherichia coli BS-12 uvrA lon is hypersensitive to ultraviolet light. On minimal agar plates at densities in excess of about 10(7) bacteria per plate, as few as one or two photoreversible pyrimidine dimers in the entire genome are sufficient to cause inhibition of cell division. Most of the resulting filaments are u...

journal_title：Journal of bacteriology

authors： Bridges BA,Mottershead RP,Green MH

更新日期：1977-05-01 00:00:00

abstract：:Salmonella enterica serovar Typhimurium that lacks the DNA adenine methylase (Dam) ectopically expresses multiple genes that are preferentially expressed during infection, is attenuated for virulence, and confers heightened immunity in vaccinated hosts. The safety of dam mutant Salmonella vaccines was evaluated by scr...

journal_title：Journal of bacteriology

authors： Heithoff DM,Badie G,Julio SM,Enioutina EY,Daynes RA,Sinsheimer RL,Mahan MJ

更新日期：2007-07-01 00:00:00

abstract：:Escherichia coli K-12 can utilize a gamma-glutamyl peptide as an amino acid source, for which gamma-glutamyltranspeptidase (EC 2.3.2.2) is essential. We suggest that the gamma-glutamyl linkage of a gamma-glutamyl peptide is hydrolyzed by gamma-glutamyltranspeptidase located in the periplasmic space, and the released a...

journal_title：Journal of bacteriology

authors： Suzuki H,Hashimoto W,Kumagai H

更新日期：1993-09-01 00:00:00

abstract：:Integrons facilitate the evolution of complex phenotypes by physical and transcriptional linkage of genes. They can be categorized as chromosomal integrons (CIs) or mobile resistance integrons (MRIs). The significance of MRIs for the problem of multiple antibiotic resistance is well established. CIs are more widesprea...

journal_title：Journal of bacteriology

authors： Tetu SG,Holmes AJ

更新日期：2008-07-01 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：UNLABELLED:Our laboratory recently discovered that Escherichia coli cells starved for the DNA precursor dGTP are killed efficiently (dGTP starvation) in a manner similar to that described for thymineless death (TLD). Conditions for specific dGTP starvation can be achieved by depriving an E. coli optA1 gpt strain of the...

journal_title：Journal of bacteriology

authors： Itsko M,Schaaper RM

更新日期：2016-05-13 00:00:00

abstract：:We demonstrate that the expression of hem genes in Rhodobacter capsulatus is transcriptionally repressed in response to the exogenous addition of heme. A high-copy suppressor screen for regulators of hem gene expression resulted in the identification of an LysR-type transcriptional regulator, called HbrL, that regulat...

journal_title：Journal of bacteriology

authors： Smart JL,Bauer CE

更新日期：2006-02-01 00:00:00

abstract：:The nitrogenase gene cluster in cyanobacteria has been thought to comprise multiple operons; however, in Anabaena variabilis, the promoter for the first gene in the cluster, nifB1, appeared to be the primary promoter for the entire nif cluster. The structural genes nifHDK1 were the most abundant transcripts; however, ...

journal_title：Journal of bacteriology

authors： Pratte BS,Thiel T

更新日期：2014-10-01 00:00:00

abstract：:A previous study of the aerotolerant bacterium Lactobacillus plantarum, which lacks superoxide dismutase (SOD), demonstrated that it possesses a novel substitute for this defensive enzyme. Thus, L. plantarum contains 20 to 25 mM Mn(II),m in a dialyzable form, which is able to scavenge O2- apparently as effectively as ...

journal_title：Journal of bacteriology

authors： Archibald FS,Fridovich I

更新日期：1981-06-01 00:00:00

abstract：:CheY is the response regulator in the signal transduction pathway of bacterial chemotaxis. Position 106 of CheY is occupied by a conserved aromatic residue (tyrosine or phenylalanine) in the response regulator superfamily. A number of substitutions at position 106 have been made and characterized by both behavioral an...

journal_title：Journal of bacteriology

authors： Zhu X,Amsler CD,Volz K,Matsumura P

更新日期：1996-07-01 00:00:00

abstract：:The energetic efficiency of microbial growth is significantly reduced in cultures growing under glucose excess compared to cultures growing under glucose limitation, but the magnitude to which different energy-dissipating processes contribute to the reduced efficiency is currently not well understood. We introduce her...

journal_title：Journal of bacteriology

authors： Dauner M,Storni T,Sauer U

更新日期：2001-12-01 00:00:00

abstract：:Significant changes in the relative proportions of the individual polar lipids of two strains of Bacillus subtilis were observed when the pH of their chemostat cultures was varied. In phosphate- and magnesium-limited cultures of B. subtilis var. niger NCIB 8058. lysylphosphatidylglycerol was present in higher proporti...

journal_title：Journal of bacteriology

authors： Minnikin DE,Abdolrahimzadeh H

更新日期：1974-12-01 00:00:00

abstract：:We have identified a gene encoding a putative membrane protein homologous to the major facilitator superfamily, mapping upstream of the lacS gene in Sulfolobus solfataricus. Permeases from this family mediate secondary transport and are widely distributed among eubacteria and eukaryotes; the finding of an archaeal mem...

journal_title：Journal of bacteriology

authors： Prisco A,Moracci M,Rossi M,Ciaramella M

更新日期：1995-03-01 00:00:00

abstract：:Methicillin resistance in staphylococci is mediated by PBP2a, a penicillin binding protein with low affinity for beta-lactam antibiotics. The gene encoding PBP2a, mecA, is transcriptionally regulated in some clinical isolates by mecR1 and mecI, genes divergently transcribed from mecA that encode a signal transducer an...

journal_title：Journal of bacteriology

authors： Sharma VK,Hackbarth CJ,Dickinson TM,Archer GL

更新日期：1998-04-01 00:00:00

abstract：:This work describes the draft genome sequence of Lactococcus garvieae DCC43. The 2.2-Mb draft genome contains 2,227 predicted protein-coding genes, among which is a region encoding the bacteriocin garvicin ML. No antibiotic resistance genes or capsule-related virulence genes were identified. Two plasmid replication re...

journal_title：Journal of bacteriology

authors： Gabrielsen C,Brede DA,Hernández PE,Nes IF,Diep DB

更新日期：2012-12-01 00:00:00

abstract：:Entry into the host bacterial cell is one of the least understood steps in the life cycle of bacteriophages. The different envelopes of Gram-negative and Gram-positive bacteria, with a fluid outer membrane and exposing a thick peptidoglycan wall to the environment respectively, impose distinct challenges for bacteriop...

journal_title：Journal of bacteriology

authors： Jakutytė L,Baptista C,São-José C,Daugelavičius R,Carballido-López R,Tavares P

更新日期：2011-09-01 00:00:00

abstract：:The phosphate moiety of D-mannitol-1-phosphate in Escherichia coli is subject to rapid turnover and is in close equilibrium with Pi and the phosphorus of fructose-1,6-bisphosphate. These three compounds account for the bulk of 32P label found in cells after several minutes of uptake of 32Pi and mannitol-1-phosphate re...

journal_title：Journal of bacteriology

authors： Rosenberg H,Pearce SM,Hardy CM,Jacomb PA

更新日期：1984-04-01 00:00:00