Effects of Dimethylsulfoxide on the Lactose Operon in Escherichia coli.

abstract：:A phosphatase specific for the hydrolysis of 3-deoxy-d-manno-octulosonate (KDO)-8-phosphate was purified approximately 400-fold from crude extracts of Escherichia coli B. The hydrolysis of KDO-8-phosphate to KDO and inorganic phosphate in crude extracts of E. coli B, grown in phosphate-containing minimal medium, could...

journal_title：Journal of bacteriology

authors： Ray PH,Benedict CD

更新日期：1980-04-01 00:00:00

abstract：:Normal animal sera inhibit at least one Clostridium histolyticum proteinase. An assay procedure based on immune hemolysis was developed for the estimation of this inhibition. This inhibitory activity occurs in various levels in the sera of different animal species. The highest titers have been obtained with rat sera. ...

journal_title：Journal of bacteriology

authors： Luzzati A,Goldlust MB,Levine L

更新日期：1968-12-01 00:00:00

abstract：:Cysteine and methionine availability influences many processes in the cell. In bacteria, transcription of the specific genes involved in the synthesis of these two amino acids is usually regulated by different mechanisms or regulators. Pathways for the synthesis of cysteine and methionine and their interconversion wer...

journal_title：Journal of bacteriology

authors： Sperandio B,Polard P,Ehrlich DS,Renault P,Guédon E

更新日期：2005-06-01 00:00:00

abstract：:Streptococcus oralis, a commensal species of the human oral cavity, belongs to the Mitis group of streptococci, which includes one of the major human pathogens as well, S. pneumoniae. We report here the first complete genome sequence of this species. S. oralis Uo5, a high-level penicillin- and multiple-antibiotic-resi...

journal_title：Journal of bacteriology

authors： Reichmann P,Nuhn M,Denapaite D,Brückner R,Henrich B,Maurer P,Rieger M,Klages S,Reinhard R,Hakenbeck R

更新日期：2011-06-01 00:00:00

abstract：:Alcohol-oxidizing enzymes of the facultative methylotroph PAR were investigated after growth of the bacteria on methanol and ethanol. During methanol growth only a phenazine methosulfate-linked alcohol dehydrogenase was detected. This enzyme had broad specificity for primary alcohols and was also capable of oxidation ...

journal_title：Journal of bacteriology

authors： Bellion E,Wu GT

更新日期：1978-07-01 00:00:00

abstract：:ShdA is a large outer membrane protein of the autotransporter family whose passenger domain binds the extracellular matrix proteins fibronectin and collagen I, possibly by mimicking the host ligand heparin. The ShdA passenger domain consists of approximately 1,500 amino acid residues that can be divided into two regio...

journal_title：Journal of bacteriology

authors： Kingsley RA,Abi Ghanem D,Puebla-Osorio N,Keestra AM,Berghman L,Bäumler AJ

更新日期：2004-08-01 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：:The nucleotide sequence of the agp gene, which encodes a periplasmic glucose-1-phosphatase, was determined. The deduced amino acid sequence corresponds to a 413-amino-acid-residue polypeptide with a typical hydrophobic signal sequence of 22 amino acids. The mature protein lacks the N-terminal signal peptide and has a ...

journal_title：Journal of bacteriology

authors： Pradel E,Marck C,Boquet PL

更新日期：1990-02-01 00:00:00

abstract：:In Escherichia coli, nine essential cell division proteins are known to localize to the division septum. FtsL is a 13-kDa bitopic membrane protein with a short cytoplasmic N-terminal domain, a membrane-spanning segment, and a periplasmic domain that has a repeated heptad motif characteristic of leucine zippers. Here, ...

journal_title：Journal of bacteriology

authors： Ghigo JM,Beckwith J

更新日期：2000-01-01 00:00:00

abstract：:We have examined the role of the uvrC gene in UV excision repair by studying incision, excision, repair synthesis, and DNA strand reformation in Escherichia coli mutants made permeable to nucleoside triphosphates by toluene treatment. After irradiation, incisions occur normally in uvrC cells in the presence of nicotin...

journal_title：Journal of bacteriology

authors： Sharma S,Moses RE

更新日期：1979-01-01 00:00:00

abstract：:Staphylococcus lugdunensis is the only coagulase-negative Staphylococcus species with a locus encoding iron-regulated surface determinant (Isd) proteins. In Staphylococcus aureus, the Isd proteins capture heme from hemoglobin and transfer it across the wall to a membrane-bound transporter, which delivers it into the c...

journal_title：Journal of bacteriology

authors： Zapotoczna M,Heilbronner S,Speziale P,Foster TJ

更新日期：2012-12-01 00:00:00

abstract：:Thiobacillus neapolitanus, when grown in continuous culture with thiosulfate limiting growth, possessed an apparent maximal molar growth yield of 8.0 g (dry weight) per mole of thiosulfate. The substrate requirement for energy of maintenance was the highest yet reported, amounting to 21.8 mmoles of thiosulfate per g p...

journal_title：Journal of bacteriology

authors： Hempfling WP,Vishniac W

更新日期：1967-03-01 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：:Because very little is known about cell division in noncylindrical bacteria and cyanobacteria, we investigated 10 putative cytokinetic proteins in the unicellular spherical cyanobacterium Synechocystis strain PCC 6803. Concerning the eight penicillin-binding proteins (PBPs), which define three classes, we found that S...

journal_title：Journal of bacteriology

authors： Marbouty M,Mazouni K,Saguez C,Cassier-Chauvat C,Chauvat F

更新日期：2009-08-01 00:00:00

abstract：:A gene in Legionella pneumophila that has significant homology to published hfq genes demonstrated regulation by RpoS and the transcriptional regulator LetA. Additionally, Hfq has a positive effect on the presence of transcripts of the genes for CsrA and the ferric uptake regulator Fur. Mutants lacking hfq demonstrate...

journal_title：Journal of bacteriology

authors： McNealy TL,Forsbach-Birk V,Shi C,Marre R

更新日期：2005-02-01 00:00:00

abstract：:The initial reactions involved in the catabolism of fructose in Pseudomonas aeruginosa include the participation of a phosphoenolpyruvate:fructose 1-phosphotransferase system (F-PTS). Fractionation of crude extracts of fructose-grown cells revealed that both membrane-associated and soluble components were essential fo...

journal_title：Journal of bacteriology

authors： Durham DR,Phibbs PV Jr

更新日期：1982-02-01 00:00:00

abstract：:In this communication we present evidence that indicates that 1,2-propanediol (1,2-PDL) is a positive effector of the transcription of the cobalamin (vitamin B12) biosynthetic (cob) operon and of the 1,2-PDL utilization (pdu) genes. The stimulatory effects of 1,2-PDL were demonstrated using Mu d-lac transcriptional fu...

journal_title：Journal of bacteriology

authors： Rondon MR,Escalante-Semerena JC

更新日期：1992-04-01 00:00:00

abstract：:Integral membrane proteins from over 20 ubiquitous families of channels, secondary carriers, and primary active transporters were analyzed for average size differences between homologues from the three domains of life: Bacteria, Archaea, and Eucarya. The results showed that while eucaryotic homologues are consistently...

journal_title：Journal of bacteriology

authors： Chung YJ,Krueger C,Metzgar D,Saier MH Jr

更新日期：2001-02-01 00:00:00

abstract：:We used primer extension and mutational analysis to identify a promoter upstream of ilvB, the first gene in the ilv-leu operon of Bacillus subtilis. Between the promoter and ilvB, there is a 482-bp leader region which contains a sequence that resembles a factor-independent transcription terminator. In in vitro transcr...

journal_title：Journal of bacteriology

authors： Grandoni JA,Zahler SA,Calvo JM

更新日期：1992-05-01 00:00:00

abstract：:Mycoplasma ovipneumoniae belongs to Mycoplasma, a genus containing the smallest self-replicating microorganisms, and causes infectious pleuropneumonia in goats and sheep. Nucleotide-binding oligomerization domain-containing protein (NOD2), an intracellular pattern recognition receptor, interacts with muramyl dipeptide...

journal_title：Journal of bacteriology

authors： Luo H,Wu X,Xu Z,Hao X,Wang Y,Li M

更新日期：2020-09-23 00:00:00

abstract：:We characterized three distinct families of repeated sequences in the genome of the cyanobacterium Calothrix sp. strain PCC 7601. These repeated sequences were present at a level of about 100 copies per Calothrix genome and consisted of tandemly amplified heptanucleotides. These elements were named short tandemly repe...

journal_title：Journal of bacteriology

authors： Mazel D,Houmard J,Castets AM,Tandeau de Marsac N

更新日期：1990-05-01 00:00:00

abstract：:Spores were isolated from the filamentous cyanobacterium Anabaena cylindrica, and their deoxyribonucleic acid, ribonucleic acid, and protein compositions were determined. ...

journal_title：Journal of bacteriology

authors： Simon RD

更新日期：1977-02-01 00:00:00

abstract：:The occurrence of the novel regulatory nucleotide bis(3',5')-cyclic diguanylic acid (c-di-GMP) and its relation to cellulose biogenesis in the plant pathogen Agrobacterium tumefaciens was studied. c-di-GMP was detected in acid extracts of 32P-labeled cells grown in various media, and an enzyme responsible for its form...

journal_title：Journal of bacteriology

authors： Amikam D,Benziman M

更新日期：1989-12-01 00:00:00

abstract：:The enzyme system capable of converting coproporphyrinogen to protoporphyrin was demonstrated in the soluble fraction of extracts of Pseudomonas fluorescens grown aerobically, of P. denitrificans grown anaerobically under denitrifying conditions, and of Escherichia coli grown both aerobically and anaerobically. Protop...

journal_title：Journal of bacteriology

authors： Jacobs NJ,Jacobs JM,Brent P

更新日期：1970-05-01 00:00:00

abstract：:Escherichia coli strains lysogenic for a thermoinducible Mu prophage (Mu cts62) undergo rapid lysis about 50 min after heat induction. Induction of Mu cts62 apparently causes damage to the host sequences in which Mu is inserted. The normal expression of A, BU, and X genes of Mu is needed for this specific deleterious ...

journal_title：Journal of bacteriology

authors： Razzaki T,Bukhari AI

更新日期：1975-05-01 00:00:00

abstract：:As a result of serial exposures to a mutagenic agent, N-methyl-N'-nitro-N-nitrosoguanidine, the yield of enterotoxin A produced by the last mutant in the series was increased nearly 20-fold over the amount produced by the parent Staphylococcus aureus 100. ...

journal_title：Journal of bacteriology

authors： Friedman ME,Howard MB

更新日期：1971-04-01 00:00:00

abstract：:Halobacterium halobium swims with a polarly inserted motor-driven flagellar bundle. The swimming direction of the cell can be reserved by switching the rotational sense of the bundle. The switch is under the control of photoreceptor and chemoreceptor proteins that act through a branched signal chain. The swimming beha...

journal_title：Journal of bacteriology

authors： Marwan W,Alam M,Oesterhelt D

更新日期：1991-03-01 00:00:00

abstract：:When Bacillus megaterium spores germinate in the absence of an exogenous carbon source, the first minutes of germination are accompanied by production of large amounts (approximately 70 nmol/mg of dry spores) of acetate and much smaller amounts of pyruvate and lactate. The majority of these compounds are excreted into...

journal_title：Journal of bacteriology

authors： Setlow B,Shay LK,Vary JC,Setlow P

更新日期：1977-11-01 00:00:00

abstract：:Glucosylated deoxyribonucleic acid (DNA) from phages T4 and T6 competes poorly with homologous DNA causing only a slight decrease of transformation in Group H Streptococcus strain Challis. Other types of heterologous DNAs (Micrococcus luteus, Clostridium perfringens, Escherichia coli, calf thymus and non-glucosylated ...

journal_title：Journal of bacteriology

authors： Ceglowski P,Fuchs PG,Soltyk A

更新日期：1975-12-01 00:00:00

abstract：:Diacyl phthiocerol esters and their congeners are mycobacterial virulence factors. The biosynthesis of these complex lipids remains poorly understood. Insight into their biosynthesis will aid the development of rationally designed drugs that inhibit their production. In this study, we investigate a biosynthetic step r...

journal_title：Journal of bacteriology

authors： Onwueme KC,Vos CJ,Zurita J,Soll CE,Quadri LE

更新日期：2005-07-01 00:00:00