Proton magnetic resonance spectroscopy of Klebsiella capsular polysaccharides.

abstract：:Membrane vesicles isolated from competent cultures of Bacillus subtilis 168 bound up to 20 mug of double-stranded deoxyribonucleic acid (DNA) per mg of membrane protein in the presence of ethylenediaminetetraacetate. The formation of the DNA-membrane complex was time, temperature, and pH dependent. Eighty per cent of ...

journal_title：Journal of bacteriology

authors： Joenje H,Konings WN,Venema G

更新日期：1974-09-01 00:00:00

abstract：:Proline-requiring mutants of Saccharomyces cerevisiae were isolated. Each mutation is recessive and is inherited as expected for a single nuclear gene. Three complementation groups cold be defined which are believed to correspond to mutations in the three genes (pro1, pro2, and pro3) coding for the three enzymes of th...

journal_title：Journal of bacteriology

authors： Brandriss MC

更新日期：1979-06-01 00:00:00

abstract：:Adenylate cyclases (ACs) catalyze the formation of 3',5'-cyclic AMP (cAMP) from ATP. A novel AC-encoding gene, cyaC, was isolated from Rhizobium etli by phenotypic complementation of an Escherichia coli cya mutant. The functionality of the cyaC gene was corroborated by its ability to restore cAMP accumulation in an E....

journal_title：Journal of bacteriology

authors： Téllez-Sosa J,Soberón N,Vega-Segura A,Torres-Márquez ME,Cevallos MA

更新日期：2002-07-01 00:00:00

abstract：:When heat-activated spores of Bacillus cereus T (thy(-)) were germinated and grown in medium containing (3)H-thymidine, a significant amount of radioactivity was incorporated into ribonucleic acid and deoxyribonucleic acid (DNA). A method was developed to restrict the incorporation of radioactivity from (3)H-thymidine...

journal_title：Journal of bacteriology

authors： Rana RS,Halvorson HO

更新日期：1972-02-01 00:00:00

abstract：:Insertion-duplication mutagenesis was used to generate mutants of Streptococcus pneumoniae that produced truncated forms of PspA (pneumococcal surface protein A). The truncated products, representing from 20 to 80% of the complete PspA molecule, were all secreted from the cell and could be detected in unconcentrated c...

journal_title：Journal of bacteriology

authors： Yother J,Handsome GL,Briles DE

更新日期：1992-01-01 00:00:00

abstract：:Pseudomonas putida KT2440 is a soil microorganism that attaches to seeds and efficiently colonizes the plant's rhizosphere. Lysine is one of the major compounds in root exudates, and P. putida KT2440 uses this amino acid as a source of carbon, nitrogen, and energy. Lysine is channeled to delta-aminovaleric acid and th...

journal_title：Journal of bacteriology

authors： Revelles O,Espinosa-Urgel M,Molin S,Ramos JL

更新日期：2004-06-01 00:00:00

abstract：UNLABELLED:Silica is deposited in and around the spore coat layer of Bacillus cereus, and enhances the spore's acid resistance. Several peptides and proteins, including diatom silaffin and silacidin peptides, are involved in eukaryotic silica biomineralization (biosilicification). Homologous sequence search revealed a ...

journal_title：Journal of bacteriology

authors： Motomura K,Ikeda T,Matsuyama S,Abdelhamid MA,Tanaka T,Ishida T,Hirota R,Kuroda A

更新日期：2015-10-26 00:00:00

abstract：:Paenibacillus mucilaginosus is a ubiquitous functional bacterium in microbial fertilizer. Here we report the complete sequence of P. mucilaginosus 3016. Multiple sets of functional genes have been found in the genome. To the best of our knowledge, this is the first announcement about the complete genome sequence of a ...

journal_title：Journal of bacteriology

authors： Ma M,Wang Z,Li L,Jiang X,Guan D,Cao F,Chen H,Wang X,Shen D,Du B,Li J

更新日期：2012-05-01 00:00:00

abstract：:Nitrogenase activities were determined from maximum acetylene reduction rates for mutant strains of Azotobacter vinelandii which are unable to fix N2 in the presence of molybdenum (Nif-) but undergo phenotypic reversal to Nif+ under conditions of Mo deficiency. The system responsible for N2 fixation under these condit...

journal_title：Journal of bacteriology

authors： Bishop PE,Jarlenski DM,Hetherington DR

更新日期：1982-06-01 00:00:00

abstract：:A modified transformation procedure that is effective for the introduction of plasmid deoxyribonucleic acid at high frequency into Salmonella typhimurium, as well as into Escherichia coli, is described. Transformed bacteria acquire a circular deoxyribonucleic acid species having the genetic and molecular characteristi...

journal_title：Journal of bacteriology

authors： Lederberg EM,Cohen SN

更新日期：1974-09-01 00:00:00

abstract：:The degradation of synthetic compounds requires bacteria to recruit and adapt enzymes from pathways for naturally occurring compounds. Previous work defined the steps in 2,4-dinitrotoluene (2,4-DNT) metabolism through the ring fission reaction. The results presented here characterize subsequent steps in the pathway th...

journal_title：Journal of bacteriology

authors： Johnson GR,Jain RK,Spain JC

更新日期：2002-08-01 00:00:00

abstract：:A procedure is described for the purification of the cores of flagella sheared from Vibrio cholerae. V. cholerae is a monotrichous organism whose flagellar core (FC) is enclosed within a sheath. The purification procedure consists of several cycles of differential centrifugation and cesium chloride density-gradient ul...

journal_title：Journal of bacteriology

authors： Yang GC,Schrank GD,Freeman BA

更新日期：1977-02-01 00:00:00

abstract：:Three spontaneous derivatives of Streptococcus faecium ATCC 9790, originally isolated as conditionally Triton X-100 detergent-resistant at 25 degrees C, displayed normal penicillin-induced rates of lysis at 37 degrees C but substantially reduced rates of lysis and killing at 25 degrees C. The addition of exogenous uns...

journal_title：Journal of bacteriology

authors： Pucci MJ,Daneo-Moore L

更新日期：1984-08-01 00:00:00

abstract：:Wallace, W. R. (Louisiana State University, Baton Rouge), and G. T. Dimopoullos. Catalase activity in Anaplasma marginale. J. Bacteriol. 91:309-311. 1965.-Extracts of erythrocytes infected with Anaplasma marginale were found to contain more catalase activity than normal erythrocytic preparations. The increase in catal...

journal_title：Journal of bacteriology

authors： WALLACE WR,DIMOPOULLOS GT

更新日期：1965-08-01 00:00:00

abstract：:NADPH is an intermediate in the oxidation of organic compounds coupled to Fe(III) reduction in Geobacter species, but Fe(III) reduction with NADPH as the electron donor has not been studied in these organisms. Crude extracts of Geobacter sulfurreducens catalyzed the NADPH-dependent reduction of Fe(III)-nitrilotriaceti...

journal_title：Journal of bacteriology

authors： Kaufmann F,Lovley DR

更新日期：2001-08-01 00:00:00

abstract：:The gram-positive bacterium Bacillus subtilis contains two minimal Tat translocases, TatAdCd and TatAyCy, which are each involved in the secretion of one or more specific protein substrates. We have investigated the subcellular localization of the TatA components by employing C-terminal green fluorescent protein (GFP)...

journal_title：Journal of bacteriology

authors： Ridder AN,de Jong EJ,Jongbloed JD,Kuipers OP

更新日期：2009-07-01 00:00:00

abstract：:The folded chromosome of Escherichia coli has been investigated under various lysis and physiological conditions. A new gradient system was devised that allows excellent separation between unlysed cells and envelope-associated and envelope-free chromosomes. Isotope incorporation experiments showed that the fraction of...

journal_title：Journal of bacteriology

authors： Korch C,Ovrebo S,Kleppe K

更新日期：1976-08-01 00:00:00

abstract：:The mutant sigA allele of Bacillus subtilis DB1005 was confirmed to be temperature sensitive (ts) and transferable among strains of B. subtilis by chromosomal transformation and gene conversion. This ts sigA allele had a pleiotropic effect on gene expression of DB1005. The induction of certain heat shock proteins in D...

journal_title：Journal of bacteriology

authors： Chang BY,Chen KY,Wen YD,Liao CT

更新日期：1994-06-01 00:00:00

abstract：:Expression of the major porin structural genes, ompF and ompC, is influenced by medium osmotic strength and requires the products of two regulatory genes, ompR and envZ. To help define the sites required for the expression of both porin genes, we have used a novel selection to identify mutations that decrease ompF tra...

journal_title：Journal of bacteriology

authors： Taylor RK,Garrett S,Sodergren E,Silhavy TJ

更新日期：1985-06-01 00:00:00

abstract：:We have discovered an unusual and complex regulatory network used by the phytopathogen Pseudomonas solanacearum to control transcription of eps, which encodes for production of its primary virulence factor, the exopolysaccharide EPS I. The major modules of this network were shown to be three separate signal transducti...

journal_title：Journal of bacteriology

authors： Huang J,Carney BF,Denny TP,Weissinger AK,Schell MA

更新日期：1995-03-01 00:00:00

abstract：:The anaerobic spore former Clostridioides difficile causes significant diarrheal disease in humans and other mammals. Infection begins with the ingestion of dormant spores, which subsequently germinate within the host gastrointestinal tract. There, the vegetative cells proliferate and secrete two exotoxins, TcdA and T...

journal_title：Journal of bacteriology

authors： Edwards AN,Krall EG,McBride SM

更新日期：2020-01-02 00:00:00

abstract：:The copy number of 2 mu DNA-derived plasmids in CIR+ Saccharomyces cerevisiae transformants is determined by its selective marker and is usually much lower than that of the endogenous plasmid. Only plasmids containing the leu2 allele of pJDB219, designated as leu2-d, under selective conditions displayed a higher copy ...

journal_title：Journal of bacteriology

authors： Erhart E,Hollenberg CP

更新日期：1983-11-01 00:00:00

abstract：:Five lacY mutants with amber stop codons at known positions were each placed into 12 different suppressor strains. The 60 amino acid substitutions obtained in this manner were tested for growth on lactose-minimal medium plates and for transport of lactose, melibiose, and thiomethylgalactoside. Most of the amino acid s...

journal_title：Journal of bacteriology

authors： Huang AM,Lee JI,King SC,Wilson TH

更新日期：1992-08-01 00:00:00

abstract：:The genetic organization of the polypeptides required for the biosynthesis of the F41 adhesin of enterotoxigenic Escherichia coli strains was investigated. Maxicell analysis demonstrated that a recombinant plasmid which mediated mannose-resistant hemagglutination and F41 antigen production encoded four polypeptides of...

journal_title：Journal of bacteriology

authors： Anderson DG,Moseley SL

更新日期：1988-10-01 00:00:00

abstract：:A general strategy for cloning the functional homologs of an Escherichia coli gene was used to clone homologs of 4.5S RNA from other bacteria. The genes encoding these homologs were selected by their ability to complement a deletion of the gene for 4.5S RNA. DNA sequences of the regions encoding the homologs were dete...

journal_title：Journal of bacteriology

authors： Brown S,Thon G,Tolentino E

更新日期：1989-12-01 00:00:00

abstract：:Cybulska, Janina (State Institute of Hygiene, Warsaw, Poland), and J. Jeljaszewicz. Bacteriostatic activity of serum against staphylococci. J. Bacteriol. 91:953-962. 1966.-Antistaphylococcal activity of normal serum against strains exhibiting various patterns of coagulase, clumping-factor, and staphylokinase productio...

journal_title：Journal of bacteriology

authors： Cybulska J,Jeljaszewicz J

更新日期：1966-03-01 00:00:00

abstract：:ermC specifies an rRNA methyltransferase that confers resistance to erythromycin. The expression of this determinant is induced by the addition of erythromycin. The induction mechanism has been shown to operate posttranscriptionally, and its mechanism has been elucidated. We now show that synthesis of the ermC gene pr...

journal_title：Journal of bacteriology

authors： Denoya CD,Bechhofer DH,Dubnau D

更新日期：1986-12-01 00:00:00

abstract：:In Vibrio fischeri, the synthesis of N-3-oxohexanoyl-L-homoserine lactone, the autoinducer for population density-responsive induction of the luminescence operon (the lux operon, luxICDABEG), is dependent on the autoinducer synthase gene luxI. Gene replacement mutants of V. fischeri defective in luxI, which had been e...

journal_title：Journal of bacteriology

authors： Kuo A,Blough NV,Dunlap PV

更新日期：1994-12-01 00:00:00

abstract：:Enteropathogenic Escherichia coli employs a type III secretion system (T3SS) to translocate virulence effector proteins directly into enterocyte host cells, leading to diarrheal disease. The T3SS is encoded within the chromosomal locus of enterocyte effacement (LEE). The function of some of the LEE-encoded proteins re...

journal_title：Journal of bacteriology

authors： Monjarás Feria J,García-Gómez E,Espinosa N,Minamino T,Namba K,González-Pedrajo B

更新日期：2012-11-01 00:00:00

abstract：:Transcription of an aqpZ-lac fusion in a single copy on the Escherichia coli chromosome increased as cells entered the stationary growth phase. This was true in a variety of media, and increased transcription in enriched medium required the RpoS sigma factor. Expression of the aqpZ-lac fusion was not affected by up- o...

journal_title：Journal of bacteriology

authors： Soupene E,King N,Lee H,Kustu S

更新日期：2002-08-01 00:00:00