Attachment of flagellar basal bodies to the cell envelope: specific attachment to the outer, lipopolysaccharide membrane and the cyoplasmic membrane.

abstract：:The P(styA) promoter of Pseudomonas sp. strain Y2 controls expression of the styABCD genes, which are required for the conversion of styrene to phenylacetate, which is further catabolized by the products of two paa gene clusters. Two PaaX repressor proteins (PaaX1 and PaaX2) regulate transcription of the paa gene clus...

journal_title：Journal of bacteriology

authors： del Peso-Santos T,Bartolomé-Martín D,Fernández C,Alonso S,García JL,Díaz E,Shingler V,Perera J

更新日期：2006-07-01 00:00:00

abstract：:Evidence obtained with an improved in vivo assay of fimbrial phase variation in Escherichia coli supported a revised understanding of the roles of fimB and fimE in the site-specific DNA rearrangement with which they are associated. A previously proposed model argued that fimB and fimE play antagonistic, unidirectional...

journal_title：Journal of bacteriology

authors： McClain MS,Blomfield IC,Eisenstein BI

更新日期：1991-09-01 00:00:00

abstract：:In Bacillus subtilis, carbon catabolite repression (CCR) of many genes is mediated at cis-acting carbon repression elements (cre) by the catabolite repressor protein CcpA. Mutations in transcription-repair coupling factor (mfd) partially relieve CCR at cre sites located downstream of transcriptional start sites by abo...

journal_title：Journal of bacteriology

authors： Zalieckas JM,Wray LV Jr,Fisher SH

更新日期：1998-12-01 00:00:00

abstract：UNLABELLED:The 2-thiouridine (s(2)U) modification of the wobble position in glutamate, glutamine, and lysine tRNA molecules serves to stabilize the anticodon structure, improving ribosomal binding and overall efficiency of the translational process. Biosynthesis of s(2)U in Escherichia coli requires a cysteine desulfur...

journal_title：Journal of bacteriology

authors： Black KA,Dos Santos PC

更新日期：2015-06-01 00:00:00

abstract：:Mutants of Escherichia coli capable of growing in the presence of 10 microgram of mecillinam per ml were selected after intensive mutagenesis. Of these mutants, 1.4% formed normal, rod-shaped cells at 30 degrees C but grew as spherical cells at 42 degrees C. The phenotype of one of these rod(Ts) mutants was 88% cotran...

journal_title：Journal of bacteriology

authors： Iwaya M,Goldman R,Tipper DJ,Feingold B,Strominger JL

更新日期：1978-12-01 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：:Streptococcus pneumoniae is the causative agent of multiple diseases, including otitis media, pneumonia, bacteremia, and meningitis. Pneumolysin (Ply), a member of the cholesterol-dependent cytolytic pore-forming toxins, is produced by virtually all clinical isolates of S. pneumoniae, and strains in which the Ply gene...

journal_title：Journal of bacteriology

authors： Price KE,Camilli A

更新日期：2009-04-01 00:00:00

abstract：:In mycobacterial growth medium 40 to 400 microM citrate was required to solubilize 2 microM 55Fe. This solubilized 55Fe was taken up into both iron-deficient and iron sufficient washed cell suspensions of Mycobacterium smegmatis and Mycobacterium bovis BCG. Although the 55Fe was taken up into the cell, the citrate was...

journal_title：Journal of bacteriology

authors： Messenger AJ,Ratledge C

更新日期：1982-01-01 00:00:00

abstract：:The Shiga toxin operon (stx) is composed of two genes for the A and B subunits, which are transcribed from a promoter 5' to the stxA gene. The 1A:5B subunit stoichiometry of the holotoxin suggests that the stxA and stxB genes are differentially regulated. In a previous study, we demonstrated the existence of a second ...

journal_title：Journal of bacteriology

authors： Habib NF,Jackson MP

更新日期：1993-02-01 00:00:00

abstract：:The Bacillus subtilis ureABC operon encodes homologs of the three subunits of urease enzymes of the family Enterobacteriaceae. Disruption of ureC prevented utilization of urea as a nitrogen source and resulted in a partial growth defect in minimal medium containing limiting amounts of arginine or allantoin as the sole...

journal_title：Journal of bacteriology

authors： Cruz-Ramos H,Glaser P,Wray LV Jr,Fisher SH

更新日期：1997-05-01 00:00:00

abstract：:C(1), a lytic bacteriophage infecting group C streptococci, is one of the earliest-isolated phages, and the method of bacterial classification known as phage typing was defined by using this bacteriophage. We present for the first time a detailed analysis of this phage by use of electron microscopy, protein profiling,...

journal_title：Journal of bacteriology

authors： Nelson D,Schuch R,Zhu S,Tscherne DM,Fischetti VA

更新日期：2003-06-01 00:00:00

abstract：:Sato, Ichiei (School of Medicine, Gunma University, Maebashi, Japan), Tokumitsu Tanaka, Kazuko Saito, and Susumu Mitsuhashi. Inhibition of Salmonella enteritidis ingested in mononuclear phagocytes from liver and subcutaneous tissue of mice immunized with live vaccine. J. Bacteriol. 83:1306-1312. 1962.-In our earlier s...

journal_title：Journal of bacteriology

authors： SATO I,TANAKA T,SAITO K,MITSUHASHI S

更新日期：1962-06-01 00:00:00

abstract：:The regulon of the sigma factor RpoS was defined in Geobacter sulfurreducens by using a combination of DNA microarray expression profiles and proteomics. An rpoS mutant was examined under steady-state conditions with acetate as an electron donor and fumarate as an electron acceptor and with additional transcriptional ...

journal_title：Journal of bacteriology

authors： Núñez C,Esteve-Núñez A,Giometti C,Tollaksen S,Khare T,Lin W,Lovley DR,Methé BA

更新日期：2006-04-01 00:00:00

abstract：:Vi-agglutinin, active cutaneous anaphylaxis and protective responses (ed(50)) of three mouse strains (CFW, NIH, and Balb/cAnN) to acetone-inactivated typhoid vaccine and soluble Vi antigen were compared. Seven days after immunization with either typhoid vaccine or Vi antigen the three strains of mice differed with res...

journal_title：Journal of bacteriology

authors： Esposito VM,Feeley JC,Leeder WD,Pittman M

更新日期：1969-07-01 00:00:00

abstract：:Deletion mutagenesis analysis of a duplicated gene necessary for Haemophilus influenzae serotype b capsule expression showed that only one functional copy of this gene is required for capsule production and for virulence in infant rats. Mutant strains generated in this study differed from each other and from the paren...

journal_title：Journal of bacteriology

authors： Ely S,Tippett J,Kroll JS,Moxon ER

更新日期：1986-07-01 00:00:00

abstract：:Rhizobium japonicum, capable of binding high-molecular-weight donor (32)P-labeled deoxyribonucleic acid (DNA) during late log phase in a competence medium, was transformed for streptomycin resistance with a frequency of transformation ranging between 0.02 and 0.08%. Eight to 10% of the homologous native (32)P-labeled ...

journal_title：Journal of bacteriology

authors： Raina JL,Modi VV

更新日期：1972-08-01 00:00:00

abstract：:The csgA gene produces an intercellular signal during fruiting body formation of the myxobacterium Myxococcus xanthus. Sporulating pseudorevertants were isolated to allow us to understand the mechanism by which CsgA is perceived by cells and used to regulate developmental gene expression. Two strains, LS559 and LS560,...

journal_title：Journal of bacteriology

authors： Lee K,Shimkets LJ

更新日期：1994-04-01 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：:Burkholderia cepacia AC1100 metabolizes 2,4,5-trichlorophenoxyacetic acid (2,4,5-T) via formation of 5-chlorohydroxyquinol (5-CHQ), hydroxyquinol (HQ), maleylacetate, and beta-oxoadipate. The step(s) leading to the dechlorination of 5-CHQ to HQ has remained unidentified. We demonstrate that a dechlorinating enzyme, Tf...

journal_title：Journal of bacteriology

authors： Zaborina O,Daubaras DL,Zago A,Xun L,Saido K,Klem T,Nikolic D,Chakrabarty AM

更新日期：1998-09-01 00:00:00

abstract：:Two nifA-like genes, designated anfA and vnfA, have been identified in Azotobacter vinelandii. The anfA gene is located upstream from the nitrogenase-3 structural gene cluster (anfHDGK) and is preceded by a sequence that is potentially part of a ntrA-dependent promoter. The product of anfA appears to be required for e...

journal_title：Journal of bacteriology

authors： Joerger RD,Jacobson MR,Bishop PE

更新日期：1989-06-01 00:00:00

abstract：:An exo-beta-1,4-glucanase (Exo A) from Ruminococcus flavefaciens FD-1 was purified to homogeneity and characterized. Enzyme activity was monitored during purification by using the substrate p-nitrophenyl-beta-D-cellobioside (NPC). Over 85% of the NPC activity was found to be extracellular once the filter paper was deg...

journal_title：Journal of bacteriology

authors： Gardner RM,Doerner KC,White BA

更新日期：1987-10-01 00:00:00

abstract：:From several presumably pure cultures of Thiobacillus ferrooxidans, we isolated a pair of stable phenotypes. One was a strict autotroph utilizing sulfur or ferrous iron as the energy source and unable to utilize glucose; the other phenotype was an acidophilic obligate heterotroph capable of utilizing glucose but not s...

journal_title：Journal of bacteriology

authors： Harrison AP Jr,Jarvis BW,Johnson JL

更新日期：1980-07-01 00:00:00

abstract：:Spontaneous, erythromycin-resistant mutants of Thermus thermophilus IB-21 were isolated and found to carry the mutation A2058G in one of two 23S rRNA operons. The heterozygosity of these mutants indicates that A2058G confers a dominant or codominant phenotype in this organism. This mutation provides a valuable tool fo...

journal_title：Journal of bacteriology

authors： Gregory ST,Cate JH,Dahlberg AE

更新日期：2001-07-01 00:00:00

abstract：:We have utilized transposon mutagenesis to obtain insertional mutations in Providencia stuartii that activate the chromosomal aac(2')-la gene. Two closely linked mini-Tn5Cm insertions were obtained in a locus designated aarA, and a single insertion was obtained in a separate locus, aarC. Nucleotide sequence analysis, ...

journal_title：Journal of bacteriology

authors： Rather PN,Orosz E

更新日期：1994-08-01 00:00:00

abstract：:Here we have characterized the Rickettsia prowazekii RP534 protein, a homologue of the Pseudomonas aeruginosa ExoU phospholipase A (PLA) secreted cytotoxin. Our studies showed that purified recombinant RP534 PLA possessed the predicted PLA(2) and lyso-PLA(2) activities based on what has been published for P. aeruginos...

journal_title：Journal of bacteriology

authors： Housley NA,Winkler HH,Audia JP

更新日期：2011-09-01 00:00:00

abstract：:Xylose is rarely described as a component of bacterial glycans. UDP-xylose is the nucleotide-activated form necessary for incorporation of xylose into glycans and is synthesized by the decarboxylation of UDP-glucuronic acid (UDP-GlcA). Enzymes with UDP-GlcA decarboxylase activity include those that lead to the formati...

journal_title：Journal of bacteriology

authors： Coyne MJ,Fletcher CM,Reinap B,Comstock LE

更新日期：2011-10-01 00:00:00

abstract：:The fatty acid pattern in three hydrocarbon-utilizing bacteria during growth on various substrates was examined. The predominant fatty acids in acetate-grown cells were C(16), C(16:1), C(18:1), and Br-C(19) and the major fatty acids in propane-grown cells were C(15), C(17), C(17:1), C(18:1), and Br-C(18). When one org...

journal_title：Journal of bacteriology

authors： Dunlap KR,Perry JJ

更新日期：1967-12-01 00:00:00

abstract：:Fowler, Audree V. (University of California, Los Angeles), and Irving Zabin. Effects of dimethylsulfoxide on the lactose operon in Escherichia coli. J. Bacteriol. 92:353-357. 1966.-Dimethylsulfoxide (DMSO) at a concentration of 5% (v/v) in the culture medium inhibits the growth of Escherichia coli to only a slight ext...

journal_title：Journal of bacteriology

authors： Fowler AV,Zabin I

更新日期：1966-08-01 00:00:00

abstract：:To understand further the role of the flagellum of Vibrio anguillarum in virulence, invasive and adhesive properties of isogenic motility mutants were analyzed by using a chinook salmon embryo cell line. Adhesion was unaffected but invasion of the cell line was significantly decreased in nonmotile or partially motile ...

journal_title：Journal of bacteriology

authors： Ormonde P,Hörstedt P,O'Toole R,Milton DL

更新日期：2000-04-01 00:00:00

abstract：:A 10-kb region of the Bacillus subtilis genome that contains genes involved in biotin-biosynthesis was cloned and sequenced. DNA sequence analysis indicated that B. subtilis contains homologs of the Escherichia coli and Bacillus sphaericus bioA, bioB, bioD, and bioF genes. These four genes and a homolog of the B. spha...

journal_title：Journal of bacteriology

authors： Bower S,Perkins JB,Yocum RR,Howitt CL,Rahaim P,Pero J

更新日期：1996-07-01 00:00:00