Genetic and biochemical analyses of chlorobenzene degradation gene clusters in Pandoraea sp. strain MCB032.

abstract：:N-Formylmaleamic acid, a probable intermediate in the bacterial metabolism of nicotinic acid, has been synthesized by photoisomerization of its trans isomer, N-formylfumaramic acid. The compound previously reported to be N-formylmaleamic acid has been shown to be N-formylfumaramic acid. ...

journal_title：Archives of microbiology

authors： Behrman EJ

更新日期：1976-10-11 00:00:00

abstract：:The molecular weight of the protein moiety of a phospholipoprotein complex isolated from Pseudomonas facilis has been examined with a variety of sodium dodecylsulfate-polyacrylamide gel electrophoretic systems. A molecular weight of 35 000 was determined for the protein in all analyses. A 35 000-dalton protein was pre...

journal_title：Archives of microbiology

authors： Jones RC,McFadden BA

更新日期：1977-10-24 00:00:00

abstract：:Beta-Lactamase (penicillinase) activity was found in a number of strains of blue-green algea. In some cases, this enzyme permitted algae to overcome the inhibitory effects of penicillin. Production and localization of beta-lactamase were studied in a unicellular species, Coccochloris elabens (strain 7003), and in a fi...

journal_title：Archives of microbiology

authors： Kushner DJ,Breuil C

更新日期：1977-03-01 00:00:00

abstract：:The effects of the Ca(2+)/H(+) exchanger A23187 and the K(+)/H(+) exchanger nigericin, the electrogenic membrane-potential depleters valinomycin and CCCP, and the calcium channel blockers ruthenium red, nifedipine, and nitrendipine on the apical growth of Phycomyces blakesleeanus were analyzed. While all of the compou...

journal_title：Archives of microbiology

authors： Ruiz-Herrera J,Martínez-Cadena G,Loarca F,Salcedo-Hernández R

更新日期：2003-12-01 00:00:00

abstract：:Cryptococcosis is a common opportunistic infection in patients with advanced HIV infection and may also affect immunocompetent patients. The available antifungal agents are few and other options are needed for the cryptococcosis treatment. In this work, we first analyzed the virulence of twelve C. neoformans and C. ga...

journal_title：Archives of microbiology

authors： de Castro Spadari C,da Silva de Bastiani FWM,Pisani PBB,de Azevedo Melo AS,Ishida K

更新日期：2020-05-01 00:00:00

abstract：:The diversity among 45 cyanobacterial isolates from 11 different Gunnera species originating from different geographical areas was examined. By means of polymerase chain reaction (PCR) fingerprinting with short tandemly repeated repetitive (STRR) sequences as primers, ten groups of symbiotic cyanobacteria and five uni...

journal_title：Archives of microbiology

authors： Nilsson M,Bergman B,Rasmussen U

更新日期：2000-02-01 00:00:00

abstract：:Recently, it was proposed that some antibiotics stimulate the production of reactive oxygen species (ROS), which contribute to cell death. Later, other research groups have provided arguments against ROS-mediated killing of bacteria by antibiotics. At present, there remain a number of unanswered questions in understan...

journal_title：Archives of microbiology

authors： Smirnova G,Muzyka N,Lepekhina E,Oktyabrsky O

更新日期：2016-11-01 00:00:00

abstract：:The Sinorhizobium fredii HH103 rkp-1 region, which is involved in capsular polysaccharide (KPS) biosynthesis, is constituted by the rkpU, rkpAGHIJ, and kpsF3 genes. Two mutants in this region affecting the rkpA (SVQ536) and rkpI (SVQ538) genes were constructed. Polyacrylamide gel electrophoresi...

journal_title：Archives of microbiology

authors： Margaret-Oliver I,Lei W,Parada M,Rodríguez-Carvajal MA,Crespo-Rivas JC,Hidalgo Á,Gil-Serrano A,Moreno J,Rodríguez-Navarro DN,Buendía-Clavería A,Ollero J,Ruiz-Sainz JE,Vinardell JM

更新日期：2012-02-01 00:00:00

abstract：:Aflatoxins are highly toxic and carcinogenic fungal secondary metabolites. At least 18 enzyme activities are required for aflatoxin biosynthesis in the filamentous fungus Aspergillus parasiticus. One of these enzymes, versicolorin B synthase (VBS), catalyzes bisfuran ring closure in versiconal hemiacetal (a reaction n...

journal_title：Archives of microbiology

authors： Chiou CH,Lee LW,Owens SA,Whallon JH,Klomparens KL,Townsend CA,Linz JE

更新日期：2004-09-01 00:00:00

abstract：:The pathway construction and allosteric regulation of phenylalanine and tyrosine biosynthesis was examined in Neisseria gonorrhoeae. A single 3-deoxy-D-arabino-heptulosonate 7-phosphate (DAHP) synthase enzyme sensitive to feedback inhibition by L-phenylalanine was found. Chorismate mutase and prephenate dehydratase ap...

journal_title：Archives of microbiology

authors： Berry A,Jensen RA,Hendry AT

更新日期：1987-01-01 00:00:00

abstract：:Acanthamoeba castellanii is a free-living amoeba found mainly in humid environments and Arcobacter butzleri is an emerging zoonotic pathogen, both can establish in vitro endosymbiotic relationships in the absence of bacterial replication. We analyzed the localization of A. butzleri within A. castellanii establishing t...

journal_title：Archives of microbiology

authors： Medina G,Leyán P,da Silva CV,Flores-Martin S,Manosalva C,Fernández H

更新日期：2019-12-01 00:00:00

abstract：:Glyoxalase I is a ubiquitous enzyme that detoxifies methylglyoxal, which is derived from glycolysis but inhibits the growth of cells from microorganisms to mammals. Here, the structural gene for glyoxalase I ( glo1(+)) from the fission yeast Schizosaccharomyces pombe was identified. Disruption of glo1(+) enhanced susc...

journal_title：Archives of microbiology

authors： Takatsume Y,Izawa S,Inoue Y

更新日期：2004-05-01 00:00:00

abstract：:In view of the functional similarities between subtilisin Carlsberg and the alkaline protease from Conidiobolus coronatus, the biochemical and structural properties of the two enzymes were compared. In spite of their similar biochemical properties, e.g., pH optima, heat stability, molecular mass, pI, esterase activity...

journal_title：Archives of microbiology

authors： Phadtare S,Rao M,Deshpande V

更新日期：1996-12-01 00:00:00

abstract：:Two ornithine carbamoyltransferases (OCT 1 and OCT 2) were isolated from Pseudomonas syringae pv. phaseolicola and purified by precipitation with ammonium sulfate, heat denaturation, chromatography on DEAE-Sephadex A-50 and Sephadex G-200. Molecular weights of both enzymes: 110,000; optimal activity: pH 8.5 to 9.5 (OC...

journal_title：Archives of microbiology

authors： Jahn O,Sauerstein J,Reuter G

更新日期：1987-03-01 00:00:00

abstract：:Methanolic extract of Artemisia pallens (MEAP) (Asteraceae) was explored as greenbiocorrosion inhibitor for mild steel 1010 in 1.5% sodium chloride environment. Bacillus megaterium SKR7 induces the development of biofilm on the metal surface and forms the pitting corrosion. MEAP was showed (25 ppm) optimum inhibition ...

journal_title：Archives of microbiology

authors： Kokilaramani S,AlSalhi MS,Devanesan S,Narenkumar J,Rajasekar A,Govarthanan M

更新日期：2020-10-01 00:00:00

abstract：:A neutral protease (npr) (designated Bae16) toxic to nematodes was purified to homogeneity from the strain Bacillus nematocida. The purified protease showed a molecular mass of approximately 40 kDa and displayed optimal activity at 55 degrees C, pH 6.5. Bioassay experiments demonstrated that this purified protease cou...

journal_title：Archives of microbiology

authors： Niu Q,Huang X,Zhang L,Li Y,Li J,Yang J,Zhang K

更新日期：2006-06-01 00:00:00

abstract：:The effect of intestinal molecules produced by the host on the virulence of Pseudomonas fluorescens is poorly documented. In the present work, we evaluated the secretion of human β-defensin-2 (hBD-2) by enterocytes after infection with P. fluorescens (a species previously suggested to be involved in inflammatory bowel...

journal_title：Archives of microbiology

authors： Madi A,Alnabhani Z,Leneveu C,Mijouin L,Feuilloley M,Connil N

更新日期：2013-03-01 00:00:00

abstract：:To confirm the existence in nature of Salmonella enteritidis strains of different degrees of virulence and to elucidate the mechanisms underlying the effects of such strains on the epithelial barrier function, the consequences of infection of Caco-2 cells and HEp-2 cells with 15 S. enteritidis strains in a chicken inf...

journal_title：Archives of microbiology

authors： Solano C,Sesma B,Alvarez M,Urdaneta E,Garcia-Ros D,Calvo A,Gamazo C

更新日期：2001-01-01 00:00:00

abstract：:CO2 is required continuously during germination of Streptomyces viridochromogenes spores. Spores incubated in a defined germination medium in the absence of CO2 remain phase bright and do not release spore carbon. In the presence of CO2, the spores initiate germination accompanied by loss of refractility and spore car...

journal_title：Archives of microbiology

authors： Grund AD,Ensign JC

更新日期：1978-09-01 00:00:00

abstract：:A Gram-negative, yellow-colored, rod-shaped, strictly aerobic, motile bacterium was isolated from forest soil in Gyeongsang Province, South Korea. The strain was designated as THG-DA2.1(T). Cells of strain THG-DA2.1(T) grew optimally at pH 7.0, at temperature 28 °C and in the presence of 0.5 % NaCl. Based on 16S rRNA ...

journal_title：Archives of microbiology

authors： Singh H,Du J,Ngo HT,Won KH,Kim KY,Yi TH

更新日期：2015-08-01 00:00:00

abstract：:Acinetobacter strain IVS-B aerobically grows on isovalerate as sole carbon and energy source. Isovalerate is metabolised via isovaleryl-CoA, an intermediate of the oxidative (S)-leucine degradation pathway. A 3-methylglutaconyl-CoA hydratase (EC 4.2.1.18) was purified 65-fold to apparent homogeneity from cell-free ext...

journal_title：Archives of microbiology

authors： Mack M,Liesert M,Zschocke J,Peters V,Linder D,Buckel W

更新日期：2006-05-01 00:00:00

abstract：:The sphere-rod-sphere morphology cycle of Arthrobacter crystallopoietes was accompanied by changes in the rate of growth and the rates of DNA, RNA and protein synthesis. The patterns of macromolecule synthesis resembled those found in other bacteria during a step-up followed by a step-down in growth rate. During the s...

journal_title：Archives of microbiology

authors： St John AC,Ensign JC

更新日期：1976-12-01 00:00:00

abstract：:Bacteria in Lactobacillus casei group, including Lactobacillus casei (L. casei), Lactobacillus paracasei (L. paracasei), and Lactobacillus rhamnosus (L. rhamnosus) are important lactic acid bacteria in the production of fermented dairy products and are faced with the controversial nomenclatural status due to their clo...

journal_title：Archives of microbiology

authors： Feng J,Jiang Y,Li M,Zhao S,Zhang Y,Li X,Wang H,Lin G,Wang H,Li T,Man C

更新日期：2018-09-01 00:00:00

abstract：:The radiation resistant bacteria Micrococcus radiophilus and M. radioproteolyticus were studied by thin sectioning and freez-etching techniques and the two species were found to be similar in the fine structure. The only significant difference was in the appearance of the surfaces of the cell walls in freeze-etched pr...

journal_title：Archives of microbiology

authors： Sleytr UB,Silva MT,Kocur M,Lewis NF

更新日期：1976-04-01 00:00:00

abstract：:The polymorphic GC-rich repetitive sequence (PGRS) found on the chromosome of Mycobacterium tuberculosis was characterized by means of mapping, cloning and sequencing. PGRS was present in at least 26 loci and consisted of many tandem repeats of the consensus sequence CGGCGGCAA. As the core of the consensus motif was t...

journal_title：Archives of microbiology

authors： Poulet S,Cole ST

更新日期：1995-02-01 00:00:00

abstract：:A complex polydispersity became apparent when the poly(glycerophosphate) lipoteichoic acid of Enterococcus faecalis was chromatographed on DEAE-Sephadex. The chain length varied between 13 and 33 glycerophosphate residues per lipid anchor. In parallel, the extent of chain glycosylation increased from 0.2 to 0.4 digluc...

journal_title：Archives of microbiology

authors： Leopold K,Fischer W

更新日期：1992-01-01 00:00:00

abstract：:Two styrene monooxygenase types, StyA/StyB and StyA1/StyA2B, have been described each consisting of an epoxidase and a reductase. A gene fusion which led to the chimeric reductase StyA2B and the occurrence in different phyla are major differences. Identification of SMOA/SMOB-ADP1 of Acinetobacter baylyi ADP1 may enlig...

journal_title：Archives of microbiology

authors： Gröning JA,Kaschabek SR,Schlömann M,Tischler D

更新日期：2014-12-01 00:00:00

abstract：:The disaccharide sophorose induces Trichoderma to increase a soluble intracellular b-glucosidase that hydrolyses cellobiose, sophorose, and p-nitrophenyl-b-D-glucopyranoside. Simultaneously, it depresses the activity of a similar insoluble enzyme that is associated with the mycelium. Gel electrophoresis indicates that...

journal_title：Archives of microbiology

authors： Loewenberg JR

更新日期：1984-01-01 00:00:00

abstract：:The regulatory elements involved in expression of the gene (fdhF) for the selenopolypeptide of formate dehydrogenase and of a gene (or transcriptional unit) (hyd) specifically responsible for the formation of the gas-evolving hydrogenase (hydrogenase 3) in Escherichia coli were investigated. Formate (or a product of i...

journal_title：Archives of microbiology

authors： Birkmann A,Zinoni F,Sawers G,Böck A

更新日期：1987-06-01 00:00:00

abstract：:Two proteases, designated I and II, have been isolated from sporulating cells of Bacillus subtilis. They were partially purified by ammonium sulfate fractionation, Sephadex chromatography and affinity columns. Protease I was found to be similar to an already characterized B. subtilis protease. Protease II is trypsin-l...

journal_title：Archives of microbiology

authors： Srivastava OP,Aronson AI

更新日期：1981-05-01 00:00:00