Characterisation of the effect of day length, and associated differences in dietary intake, on the gut microbiota of Soay sheep.

abstract：:Peptidoglycan of Corynebacterium species Co 112 (DSM 20606) exhibits an unknown amino acid. The amino acid was isolated from cell wall hydrolysates and identified as threo-beta-hydroxyornithine. This amino acid is found in the interpeptide bridge of the peptidoglycan of Corynebacterium sp. Co 112. The primary structur...

journal_title：Archives of microbiology

authors： Schleifer KH,Hayn I,Seidl HP,Firl J

更新日期：1983-06-01 00:00:00

abstract：:Two genes, aphE and orf, coding for putative Mr 29,000 and Mr 31,000, proteins respectively, were identified in the nucleotide sequence of a 2.8 kbp DNA segment cloned from Streptomyces griseus N2-3-11. The aphE gene expressed streptomycin (SM) resistance and a SM phosphorylating enzyme in S. lividans strains. The two...

journal_title：Archives of microbiology

authors： Heinzel P,Werbitzky O,Distler J,Piepersberg W

更新日期：1988-01-01 00:00:00

abstract：:The ability of Methylosinus trichosporium OB3b, expressing soluble methane monooxygenase, to oxidize a range of ortho-substituted biphenyls was examined to better understand how substituents affect both the rate and products of oxidation in comparison to biphenyl. Inhibition of oxidation was observed over the tested s...

journal_title：Archives of microbiology

authors： Lindner AS,Adriaens P,Semrau JD

更新日期：2000-07-01 00:00:00

abstract：:Cyanothece sp. strain ATCC 51142 is an aerobic, unicellular, diazotrophic cyanobacterium that temporally separates O2-sensitive N2 fixation from oxygenic photosynthesis. The energy and reducing power needed for N2 fixation appears to be generated by an active respiratory apparatus that utilizes the contents of large i...

journal_title：Archives of microbiology

authors： Schneegurt MA,Sherman DM,Sherman LA

更新日期：1997-02-01 00:00:00

abstract：:The tricarboxylic acid (TCA) cycle is one of the major routes of carbon catabolism in Bacillus subtilis. The syntheses of the enzymes performing the initial reactions of the cycle, citrate synthase, and aconitase, are synergistically repressed by rapidly metabolizable carbon sources and glutamine. This regulation invo...

journal_title：Archives of microbiology

authors： Blencke HM,Reif I,Commichau FM,Detsch C,Wacker I,Ludwig H,Stülke J

更新日期：2006-03-01 00:00:00

abstract：:The role of HoxX in hydrogenase biosynthesis of Alcaligenes eutrophus H16 was re-examined. The previously characterized hoxX deletion mutant HF344 and a newly constructed second hoxX mutant carrying a smaller in-frame deletion were studied. The second mutant was impaired in the activity of both the soluble and the mem...

journal_title：Archives of microbiology

authors： Buhrke T,Friedrich B

更新日期：1998-11-01 00:00:00

abstract：:Rhodopseudomonas capsulata produces both an intermediate (I) and a large (L) form of ribulose-1,5-bisphosphate carboxylase/oxygenase. Both forms are derepressed under CO2-limiting conditions. The L-form of the enzyme is completely repressed when the culture is grown either photoautotrophically or photoheterotrophicall...

journal_title：Archives of microbiology

authors： Shively JM,Davidson E,Marrs BL

更新日期：1984-07-01 00:00:00

abstract：:Although, there have been many published bacterial strains aerobically degrading the heterocyclic amine compounds, only one strain to date has been reported to degrade pyrrolidine under denitrifying conditions. In this study, denitrifying bacteria degrading pyrrolidine and piperidine were isolated from diverse geologi...

journal_title：Archives of microbiology

authors： Bae HS,Im WT,Suwa Y,Lee JM,Lee ST,Chang YK

更新日期：2009-04-01 00:00:00

abstract：:Regulation of transcription of the Escherichia coli moe operon, which codes for proteins connecting molybdate metabolism, molybdopterin synthesis, and apomolybdoenzyme synthesis, was investigated. Expression of the moe operon was independent of genes coding for molybdate transport and Mo-cofactor biosynthesis. Express...

journal_title：Archives of microbiology

authors： Hasona A,Self WT,Shanmugam KT

更新日期：2001-03-01 00:00:00

abstract：:A 2.3-L bioreactor was specially adapted to grow hyperthermophilic microorganisms under controlled conditions of temperature, pH, redox potential and dissolved O(2). Using this bioreactor regulated at 80°C and pH 7.0, we demonstrated that Thermotoga maritima recovered its growth despite being exposed to oxygen for a s...

journal_title：Archives of microbiology

authors： Lakhal R,Auria R,Davidson S,Ollivier B,Durand MC,Dolla A,Hamdi M,Combet-Blanc Y

更新日期：2011-06-01 00:00:00

abstract：:Studies are presented of the biliproteins of Anabaena sp. This filamentous cyanobacterium contains three major biliproteins. Whereas two of these, C-phycocyanin and allophycocyanin, are common to all cyanobacteria, the third, phycoerythrocyanin (gammamax approximately 568 nm) has hitherto not been described and its di...

journal_title：Archives of microbiology

authors： Bryant DA,Glazer AN,Eiserling FA

更新日期：1976-10-11 00:00:00

abstract：:Enoate reductase present in Clostridium kluyveri and Clostridium spec. La 1 could be detected in three strains of C. tyrobutyricum and ten clostridia belonging to the groups of proteolytic and saccharolytic or proteolytic species, respectively. In C. pasteurianum, C. butyricum and C. propionicum enoate reductase could...

journal_title：Archives of microbiology

authors： Giesel H,Simon H

更新日期：1983-08-01 00:00:00

abstract：:Lactic acid bacteria can be considered as natural biopreservative and good biotechnological alternative to food safety. In this study, the antilisterial compounds produced by Enterococcus isolates from the Patagonian environment and their effectiveness for the control of Listeria monocytogenes in a food model were stu...

journal_title：Archives of microbiology

authors： Gomez JS,Parada RB,Vallejo M,Marguet ER,Bellomio A,Perotti N,de Carvalho KG

更新日期：2021-01-02 00:00:00

abstract：:A novel thermotolerant strain of the achlorophyllous micro-alga Prototheca was isolated from a hot spring. The isolate was found to produce an appreciable amount of ethanol and CO2 from glucose under anoxic conditions at both 25 and 40 degrees C; this type of alcohol fermentation has not yet been reported in the genus...

journal_title：Archives of microbiology

authors： Ueno R,Urano N,Suzuki M,Kimura S

更新日期：2002-03-01 00:00:00

abstract：:Partitioning in aqueous polymer two-phase systems of polyethylene glycol and dextran was used to detect and compare cell-surface charge and cell-surface hydrophobicity of Aeromonas hydrophila, A. caviae, A. sobria, Vibrio cholerae, and V. anguillarum strains. These strains have cell-surface components that bound eithe...

journal_title：Archives of microbiology

authors： Ascencio F,Johansson G,Wadström T

更新日期：1995-09-01 00:00:00

abstract：:Cadmium is a widespread pollutant that has been associated with oxidative stress, but the mechanism behind this effect in prokaryotes is still unclear. In this work, we exposed two glutathione deficient mutants (DeltagshA and DeltagshB) and one respiration deficient mutant (DeltaubiE) to a sublethal concentration of c...

journal_title：Archives of microbiology

authors： Pacheco CC,Passos JF,Castro AR,Moradas-Ferreira P,De Marco P

更新日期：2008-03-01 00:00:00

abstract：:Serine/threonine protein kinases (STPK) play a major role in the physiology and pathogenesis of Mycobacterium tuberculosis. Here, we have examined the role of pknE, a STPK in the adaptive responses of M. tuberculosis using a deletion mutant ΔpknE. The survival of ΔpknE was assessed in the presence of stress (pH, surfa...

journal_title：Archives of microbiology

authors： Kumar D,Palaniyandi K,Challu VK,Kumar P,Narayanan S

更新日期：2013-01-01 00:00:00

abstract：:Xanthomonas oryzae pv. oryzae causes bacterial leaf blight, one of the most widespread and destructive bacterial diseases in rice. This study identified and characterized the contribution of the twin-arginine translocation (Tat) pathway to motility, chemotaxis, extracellular polysaccharide (EPS) production and virulen...

journal_title：Archives of microbiology

authors： Chen L,Hu B,Qian G,Wang C,Yang W,Han Z,Liu F

更新日期：2009-02-01 00:00:00

abstract：:Denitrification by Thiobacillus denitrificans "RT" strain was investigated using manometry and gas chromatography. 1. From nitrate, resting cells produced only nitrogen anaerobically with thiosulfate as the electron donor. The data suggest that nitrate was assimilated and dissimilated by the same nitrate reductase, as...

journal_title：Archives of microbiology

authors： Baldensperger J,Garcia JL

更新日期：1975-03-12 00:00:00

abstract：:Halophilic archaeal strain ZS-47-ST was isolated from Zhoushan marine solar saltern, China. Cells were pleomorphic, stained Gram-negative, and formed red-pigmented colonies on agar plate. Strain ZS-47-ST was able to grow at 20-50 °C (optimum 37 °C), at 0.9-4.8 M NaCl (optimum 3.4 M), at 0.005-1.0 M MgCl2 (optimum 0.03...

journal_title：Archives of microbiology

authors： Zhou Y,Li Y,Lü ZZ,Cui HL

更新日期：2017-12-01 00:00:00

abstract：:Among proteins specifically found in most gram-positive bacteria of the phylum Firmicutes, conserved proteins of the family pfam06177-DUF988-COG4708 are of unknown function. The citrulline cluster-linked (ccl) gene of Lactobacillus plantarum codes one such protein and is adjacent to the citrulline biosynthesis operon ...

journal_title：Archives of microbiology

authors： Arsène-Ploetze F,Nicoloff H,Bringel F

更新日期：2005-08-01 00:00:00

abstract：:The production of secondary metabolites with antibiotic properties is a common characteristic to Bacillus spp. These metabolites not only have diverse chemical structures but also have a wide range of bioactivities with medicinal and agricultural interests such as antibiotic. Bacillus sp. fmbJ has been found to produc...

journal_title：Archives of microbiology

authors： Deng Y,Ju Y,Lu Z,Lu F,Yan D,Bie X

更新日期：2014-02-01 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：:The control of pyrimidine nucleotide formation in the bacterium Pseudomonas aurantiaca ATCC 33663 by pyrimidines was studied. The activities of the pyrimidine biosynthetic pathway enzymes were investigated in P. aurantiaca ATCC 33663 cells and from cells of an auxotroph lacking orotate phosphoribosyltransferase activi...

journal_title：Archives of microbiology

authors： Domakonda A,West TP

更新日期：2020-08-01 00:00:00

abstract：:Mycoplasma pneumoniae and Mycoplasma genitalium are important causative agents of infections in humans. Like all other mycoplasmas, these species possess genomes that are significantly smaller than that of other prokaryotes. Moreover, both organisms possess an exceptionally compact set of DNA recombination and repair-...

journal_title：Archives of microbiology

authors： Hakim MS,Annisa L,Jariah ROA,Vink C

更新日期：2020-09-24 00:00:00

abstract：:Thermotoga hypogea is an extremely thermophilic anaerobic bacterium capable of growing at 90 degrees C. It uses carbohydrates and peptides as carbon and energy sources to produce acetate, CO(2), H(2), L-alanine and ethanol as end products. Alcohol dehydrogenase activity was found to be present in the soluble fraction ...

journal_title：Archives of microbiology

authors： Ying X,Wang Y,Badiei HR,Karanassios V,Ma K

更新日期：2007-06-01 00:00:00

abstract：:Hyphal development in Candida albicans was blocked by EDTA. This effect was not due to a general growth inhibition since the chelator did not affect protein and DNA synthesis. Recovery of mycelial growth was observed when EDTA-grown cells were incubated at 37 degrees C in EDTA-free medium. High-molecular-weight mannop...

journal_title：Archives of microbiology

authors： Gil ML,Casanova M,Martínez JP

更新日期：1994-01-01 00:00:00

abstract：:Many pathogenic bacteria express filamentous appendages, termed pili, on their surface. These organelles function in several important bacterial processes, including mediating bacterial interaction with, and colonization of the host, signalling events, locomotion, DNA uptake, electric conductance, and biofilm formatio...

journal_title：Archives of microbiology

authors： Ramsugit S,Pillay M

更新日期：2015-08-01 00:00:00

abstract：:A highly efficient method of transposon mutagenesis was developed for genetic analysis of Xanthobacter autotrophicus Py2. The method makes use of a transposon delivery vector that encodes a hyperactive Tn 5 transposase that is 1,000-fold more active than the wild-type transposase. In this construct, the transposase is...

journal_title：Archives of microbiology

authors： Larsen RA,Wilson MM,Guss AM,Metcalf WW

更新日期：2002-09-01 00:00:00

abstract：:The synthesis of the luminous system of the marine luminous bacterium Photobacterium fischeri is subject to a complex, self-regulated control system called autoinduction. The bacteria produce an autoinducer which accumulates in the medium at a constant rate (as a function of cell growth). When autoinducer reaches a cr...

journal_title：Archives of microbiology

authors： Nealson KH

更新日期：1977-02-04 00:00:00