Analogs of cyclic AMP as chemoattractants and inhibitors of Dictyostelium chemotaxis.

abstract：:Lipid composition was studied in two strains each of mid-log phase cells of Bacillus thuringiensis, B. larvae, B. popilliae, B. alvei, and B. lentimorbus. Total lipids varied from 2.5 to 3.5% of the cell dry weight of B. thuringiensis to 4.3 to 5.0% of B. popilliae. Phospholipids in the organisms examined ranged from ...

journal_title：Journal of bacteriology

authors： Bulla LA,Bennett GA,Shotwell OL

更新日期：1970-12-01 00:00:00

abstract：:A number of independently derived uracil-requiring mutant strains of the parent strain 168 were mapped by inter-mutant transformation crosses. Only a few of these mutant strains were found to be transformable. Studies were performed in which these transformable uracil-requiring mutant strains were used as the recipien...

journal_title：Journal of bacteriology

authors： Kelleher RJ Jr,Gooder H

更新日期：1973-11-01 00:00:00

abstract：:When Bacillus subtilis is subjected to phosphate starvation, genes of the Pho regulon are either induced or repressed. Among those induced are genes encoding alkaline phosphatases (APases). A set of isogenic mutants, with a beta-galactosidase gene transcriptionally fused to the inactivated target gene, was used to ide...

journal_title：Journal of bacteriology

authors： Prágai Z,Eschevins C,Bron S,Harwood CR

更新日期：2001-04-01 00:00:00

abstract：:Levin, Alfred P. (The Johns Hopkins University, Baltimore, Md.), and Philip E. Hartman. Action of a histidine analogue, 1,2,4-triazole-3-alanine, in Salmonella typhimurium. J. Bacteriol. 86:820-828. 1963.-The effect of the histidine analogue, 1,2,4-triazole-3-alanine (TRA), on growth and enzyme synthesis in histidine ...

journal_title：Journal of bacteriology

authors： LEVIN AP,HARTMAN PE

更新日期：1963-10-01 00:00:00

abstract：:Antiserum prepared against protocatechuate 3, 4-dioxygenase from Pseudomonas aeruginosa forms precipitin bands without spurs with isofunctional enzymes from different strains of the fluorescent pseudomonads on immunodiffusion plates. Catalytic activity of the isofunctional enzymes was inhibited by an immunoglobulin fr...

journal_title：Journal of bacteriology

authors： Hou CT,Lillard MO

更新日期：1976-04-01 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

abstract：:The ugp operon of Escherichia coli includes genes involved in the uptake of sn-glycerol-3-phosphate and glycerophosphoryl diesters and belongs to the pho regulon which is induced by phosphate limitation. This operon has two transcriptional initiation sites, as determined by S1 nuclease mapping of the in vivo transcrip...

journal_title：Journal of bacteriology

authors： Kasahara M,Makino K,Amemura M,Nakata A,Shinagawa H

更新日期：1991-01-01 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：:Parnas, Józef (Academy of Medicine, Lublin, Poland). Differentiation of brucellae by the aid of phages. J. Bacteriol. 82:319-325. 1961.-There appears to be no absolute specificity of phages for the three species of the genus Brucella. The phage test is only supplementary to biochemical and serological methods for spec...

journal_title：Journal of bacteriology

authors： PARNAS J

更新日期：1961-09-01 00:00:00

abstract：:The genome sequences of several pseudomonads have revealed a gene cluster containing genes for a two-component heavy metal histidine sensor kinase and response regulator upstream of cinA and cinQ, which we show herein to encode a copper-containing azurin-like protein and a pre-Q(0) reductase, respectively. In the pres...

journal_title：Journal of bacteriology

authors： Quaranta D,McCarty R,Bandarian V,Rensing C

更新日期：2007-07-01 00:00:00

abstract：:Oligoribonuclease, an exoribonuclease specific for small oligoribonucleotides, was initially characterized 20 years ago (S. K. Niyogi and A. K. Datta, J. Biol. Chem. 250:7307-7312, 1975) and shown to be different from RNase II and polynucleotide phosphorylase. Here we demonstrate, using mutant strains and purified enz...

journal_title：Journal of bacteriology

authors： Yu D,Deutscher MP

更新日期：1995-07-01 00:00:00

abstract：:An in vitro system of cell envelopes from Salmonella typhimurium with functional flagella was used to determine the minimal requirements for flagellar rotation. Rotation in the absence of cytoplasmic constituents could be driven either by respiration or by an artificially imposed chemical gradient of protons. No speci...

journal_title：Journal of bacteriology

authors： Ravid S,Eisenbach M

更新日期：1984-06-01 00:00:00

abstract：:The invasion of intestinal epithelial cells by Salmonella enterica serovar Typhimurium is mediated by a type III secretion system (T3SS) encoded on Salmonella pathogenicity island 1 (SPI1). Expression of the SPI1 T3SS is tightly regulated by the combined action of HilC, HilD, and RtsA, three AraC family members that c...

journal_title：Journal of bacteriology

authors： Ellermeier JR,Slauch JM

更新日期：2008-01-01 00:00:00

abstract：:Theophylline, aminophylline, and isobutylmethylxanthine, compounds reported to be inhibitors of adenosine 3',5'-phosphate (cAMP) phosphodiesterase, prevented the alpha-factor-induced cell cycle arrest of Saccharomyces cerevisiae a cells. To determine whether the in vivo effect of these methylxanthines on yeast pheromo...

journal_title：Journal of bacteriology

authors： Liao HH,Thorner J

更新日期：1981-12-01 00:00:00

abstract：:Guanine is transported into germinated conidia of Neurospora crassa by the general purine base transport system. Guanine uptake is inhibited by adenine and hypoxanthine but not xanthine. Guanine phosphoribosyltransferase (GPRTase) activity was demonstrated in cell extracts of wild-type germinated conidia. The Km for g...

journal_title：Journal of bacteriology

authors： Magill CW,Sabina RL,Garber TL,Magill JM

更新日期：1982-03-01 00:00:00

abstract：:The importance of the physiological state of a culture of Saccharomyces cerevisiae for tolerance to sudden osmotic dehydration was studied, and it was investigated whether specific osmotolerance factors were demonstrable. The microcalorimeter was used to monitor growth, and different physiological states of the cultur...

journal_title：Journal of bacteriology

authors： Blomberg A,Larsson C,Gustafsson L

更新日期：1988-10-01 00:00:00

abstract：:Weiss, K. F. (Iowa State University, Ames), J. C. Ayres, and A. A. Kraft. Inhibitory action of selenite on Escherichia coli, Proteus vulgaris, and Salmonella thompson. J. Bacteriol. 90:857-862. 1965.-The resistance of three microorganisms, Escherichia coli (ISU-41), Proteus vulgaris (ISU-37c), and Salmonella thompson ...

journal_title：Journal of bacteriology

authors： Weiss KF,Ayres JC,Kraft AA

更新日期：1965-10-01 00:00:00

abstract：:During nitrogen-limited growth, transcription of glnA, which codes for glutamine synthetase, requires sigma 54-RNA polymerase and the phosphorylated from the nitrogen regulator I (NRI; also called NtrC). In cells in which the lac promoter controlled expression of the gene coding for NRI, increasing the intracellular c...

journal_title：Journal of bacteriology

authors： Shiau SP,Schneider BL,Gu W,Reitzer LJ

更新日期：1992-01-01 00:00:00

abstract：:Heterocyst differentiation is orchestrated by the N control transcriptional regulator NtcA and the differentiation-specific factor HetR. In Anabaena sp. strain PCC 7120, the devBCA operon is expressed from two different promoters activated upon N stepdown. The distal devB promoter (transcription start point [TSP] loca...

journal_title：Journal of bacteriology

authors： Camargo S,Valladares A,Flores E,Herrero A

更新日期：2012-06-01 00:00:00

abstract：:A technique for identifying and characterizing staphylococcal hemolysins by first separating them electrophoretically in barbital-buffered agar gel (pH 8.4) at 5 ma/cm for 2 hr and then determining their hemolytic activities by exposing them to human, horse, rabbit, and sheep erythrocytes is described. The alpha-hemol...

journal_title：Journal of bacteriology

authors： Haque RU

更新日期：1967-02-01 00:00:00

abstract：:Antibiotic resistance carried on R factors was transferred by conjugation from Escherichia coli B/r and Shigella flexneri 1a to Erwinia spp. Tetracycline resistance (TetR) carried on R factor R100 drd-56 was transferred from E. coli B/r to strains of Erwinia amylovora, E. aroideae, E. atroseptica, E. chrysanthemi, E. ...

journal_title：Journal of bacteriology

authors： Chatterjee AK,Starr MP

更新日期：1972-10-01 00:00:00

abstract：:Morello, Josephine A. (Boston University School of Medicine, Boston, Mass.), Teresa A. DiGenio, and Edgar E. Baker. Significance of salmonellae isolated from apparently healthy mice. J. Bacteriol. 89:1460-1464. 1965.-Three species of Salmonella were isolated from three groups of apparently healthy laboratory mice. The...

journal_title：Journal of bacteriology

authors： MORELLO JA,DIGENIO TA,BAKER EE

更新日期：1965-06-01 00:00:00

abstract：:The operons of the glp regulon encoding the glycerol metabolic enzymes of Pseudomonas aeruginosa were hitherto believed to be positively regulated by the product of the glpR regulatory gene. During nucleotide sequence analysis of the region located upstream of the previously characterized glpD gene, encoding sn-glycer...

journal_title：Journal of bacteriology

authors： Schweizer HP,Po C

更新日期：1996-09-01 00:00:00

abstract：:The structural gene coding for the delta 5-3-ketosteroid isomerase (KSI) of Pseudomonas putida biotype B has been cloned, and its entire nucleotide sequence has been determined by a dideoxynucleotide chain termination method. A 2.1-kb DNA fragment containing the ksi gene was cloned from a P. putida biotype B genomic l...

journal_title：Journal of bacteriology

authors： Kim SW,Kim CY,Benisek WF,Choi KY

更新日期：1994-11-01 00:00:00

abstract：:Bacillus subtilis JH642 and a wild strain of B. subtilis called 22a both produce an antilisterial peptide that can be purified by anion-exchange and gel filtration chromatography. Amino acid analysis confirmed that the substance was the cyclic bacteriocin subtilosin. A mutant defective in production of the substance w...

journal_title：Journal of bacteriology

authors： Zheng G,Yan LZ,Vederas JC,Zuber P

更新日期：1999-12-01 00:00:00

abstract：:Stevens, Jack G. (University of Washington, Seattle), and Neal B. Groman. Infectious bovine rhinotracheitis virus replication, cytopathology, and plaque formation in the presence and absence of nucleic acid analogues. J. Bacteriol. 87:446-453. 1964.-Cytopathology induced by infectious bovine rhinotracheitis (IBR) viru...

journal_title：Journal of bacteriology

authors： STEVENS JG,GROMAN NB

更新日期：1964-02-01 00:00:00

abstract：:In bacteria, the 4-amino-hydroxymethyl-2-methylpyrimidine (HMP) moiety of thiamine is synthesized from 5-aminoimidazole ribotide (AIR), a branch point metabolite of purine and thiamine biosynthesis. ThiC is a member of the radical S-adenosylmethionine (AdoMet) superfamily and catalyzes the complex chemical rearrangeme...

journal_title：Journal of bacteriology

authors： Palmer LD,Dougherty MJ,Downs DM

更新日期：2012-11-01 00:00:00

abstract：:Double mutants which carry mutations in genes (rodA, pbpA) required for cell elongation (i.e., maintenance of rod shape) in combination with mutations in genes (ftsA, ftsI, ftsQ, or ftsZ) required for septation were constructed. Such mutants were able to grow for about two mass doublings at a normal rate at the restri...

journal_title：Journal of bacteriology

authors： Begg KJ,Donachie WD

更新日期：1985-08-01 00:00:00

abstract：:DNA damage-inducible DNA replication in SOS-induced Escherichia coli cells, termed inducible stable DNA replication (iSDR), has previously been shown to require either the RecBCD or the RecE pathway of homologous recombination for initiation. Here, we demonstrate that recB recC sbcC quadruple mutant cells are capable ...

journal_title：Journal of bacteriology

authors： Asai T,Kogoma T

更新日期：1994-11-01 00:00:00

abstract：:The celA1 gene encoding an endo-beta-1,4-glucanase from a mesophilic actinomycete, strain JM8, identified as Streptomyces halstedii, was cloned and expressed in S. lividans JI66. From the nucleotide sequence of a 1.7-kb DNA fragment we identified an open reading frame of 963 nucleotides encoding a protein of 321 amino...

journal_title：Journal of bacteriology

authors： Fernández-Abalos JM,Sánchez P,Coll PM,Villanueva JR,Pérez P,Santamaría RI

更新日期：1992-10-01 00:00:00