Small pectinolytic spirochetes from the rumen.

abstract：:The anoxygenic phototrophic bacterium Rhodopseudomonas palustris produces methane (CH4) from carbon dioxide (CO2) and hydrogen (H2) from protons (H+) when it expresses a variant form of molybdenum (Mo) nitrogenase that has two amino acid substitutions near its active site. We examined the influence of light energy and...

journal_title：Applied and environmental microbiology

authors： Zheng Y,Harwood CS

更新日期：2019-04-18 00:00:00

abstract：:Due to the rapid expansion in microbial taxonomy, precise identification of common industrially and agriculturally relevant fungi such as Trichoderma species is challenging. In this study, we introduce the online multilocus identification system (MIST) for automated detection of 349 Trichoderma species based on a set ...

journal_title：Applied and environmental microbiology

authors： Dou K,Lu Z,Wu Q,Ni M,Yu C,Wang M,Li Y,Wang X,Xie H,Chen J,Zhang C

更新日期：2020-09-01 00:00:00

abstract：:The incorporation of tritiated thymidine by five microbial ecosystems and the distribution of tritium into DNA, RNA, and protein were determined. All microbial assemblages tested exhibited significant labeling of RNA and protein (i.e., nonspecific labeling), as determined by differential acid-base hydrolysis. Nonspeci...

journal_title：Applied and environmental microbiology

authors： Brittain AM,Karl DM

更新日期：1990-05-01 00:00:00

abstract：:Lowering the pH in bacterium-based succinate fermentation is considered a feasible approach to reduce total production costs. Newly isolated Enterobacter aerogenes strain AJ110637, a rapid carbon source assimilator under weakly acidic (pH 5.0) conditions, was selected as a platform for succinate production. Our previo...

journal_title：Applied and environmental microbiology

authors： Tajima Y,Yamamoto Y,Fukui K,Nishio Y,Hashiguchi K,Usuda Y,Sode K

更新日期：2015-02-01 00:00:00

abstract：:An efficient insertion mutagenesis strategy for bacterial genomes based on the phage Mu DNA transposition reaction was developed. Incubation of MuA transposase protein with artificial mini-Mu transposon DNA in the absence of divalent cations in vitro resulted in stable but inactive Mu DNA transposition complexes, or t...

journal_title：Applied and environmental microbiology

authors： Lamberg A,Nieminen S,Qiao M,Savilahti H

更新日期：2002-02-01 00:00:00

abstract：:A 15-mer peptide fragment derived from pediocin PA-1 (from residue 20 to residue 34) specifically inhibited the bactericidal activity of pediocin PA-1. The fragment did not inhibit the pediocin-like bacteriocins sakacin P, leucocin A, and curvacin A to nearly the same extent as it inhibited pediocin PA-1. Enterocin A,...

journal_title：Applied and environmental microbiology

authors： Fimland G,Jack R,Jung G,Nes IF,Nissen-Meyer J

更新日期：1998-12-01 00:00:00

abstract：:Analysis of food samples for E. coli O157:H7 using the standard U.S. Food and Drug Administration procedure is frequently complicated by overgrowth of nontarget microorganisms. A new procedure was developed for enrichment of enterohemorrhagic E. coli (EHEC) which utilizes exposure to pH 2.00 for 2 h. This procedure yi...

journal_title：Applied and environmental microbiology

authors： Grant MA

更新日期：2004-02-01 00:00:00

abstract：:To understand how microbial communities and functional genes respond to arsenic contamination in the rhizosphere of Pteris vittata, five soil samples with different arsenic contamination levels were collected from the rhizosphere of P. vittata and nonrhizosphere areas and investigated by Biolog, geochemical, and funct...

journal_title：Applied and environmental microbiology

authors： Xiong J,Wu L,Tu S,Van Nostrand JD,He Z,Zhou J,Wang G

更新日期：2010-11-01 00:00:00

abstract：:The expression pattern of manganese peroxidases (MnPs) in nitrogen-limited cultures of the saline-tolerant fungus Phlebia sp. strain MG-60 is differentially regulated under hypersaline conditions at the mRNA level. When MG-60 was cultured in nitrogen-limited medium (LNM) containing 3% (wt/vol) sea salts (LN-SSM), high...

journal_title：Applied and environmental microbiology

authors： Kamei I,Daikoku C,Tsutsumi Y,Kondo R

更新日期：2008-05-01 00:00:00

abstract：:A genetic transformation system with similarities to those reported for gram-negative bacteria was found to be associated with membrane vesicles of the ruminal cellulolytic genus Ruminococcus. Double-stranded DNA was recovered from the subcellular particulate fraction of all the cellulolytic ruminococci examined. Elec...

journal_title：Applied and environmental microbiology

authors： Klieve AV,Yokoyama MT,Forster RJ,Ouwerkerk D,Bain PA,Mawhinney EL

更新日期：2005-08-01 00:00:00

abstract：:A new membrane filter agar medium (MI agar) containing a chromogen, indoxyl-beta-D-glucuronide, and a fluorogen, 4-methylumbelliferyl-beta-D-galactopyranoside, was developed to simultaneously detect and enumerate Escherichia coli and total coliforms (TC) in water samples on the basis of their enzyme activities. TC pro...

journal_title：Applied and environmental microbiology

authors： Brenner KP,Rankin CC,Roybal YR,Stelma GN Jr,Scarpino PV,Dufour AP

更新日期：1993-11-01 00:00:00

abstract：:Glucose metabolism and the mechanisms of NADH oxidation by Treponema hyodysenteriae were studied. Under an N2 atmosphere, washed cell suspensions of the spirochete consumed glucose and produced acetate, butyrate, H2, and CO2. Approximately twice as much H2 as CO2 was produced. Determinations of radioactivity in produc...

journal_title：Applied and environmental microbiology

authors： Stanton TB

更新日期：1989-09-01 00:00:00

abstract：:Air-dried soils which were equilibrated under relative humidities greater than 93% or moistened with liquid water showed marked increases in their capacities to oxidize CO to CO(2). Liquid water addition in excess of saturation resulted in lower CO oxidation rates, reflecting the limited diffusion of CO through the aq...

journal_title：Applied and environmental microbiology

authors： Spratt HG,Hubbard JS

更新日期：1981-05-01 00:00:00

abstract：:The known archaeal family B DNA polymerases are unable to participate in the PCR in the presence of uracil. Here, we report on a novel archaeal family B DNA polymerase from Nanoarchaeum equitans that can successfully utilize deaminated bases such as uracil and hypoxanthine and on its application to PCR. N. equitans fa...

journal_title：Applied and environmental microbiology

authors： Choi JJ,Song JG,Nam KH,Lee JI,Bae H,Kim GA,Sun Y,Kwon ST

更新日期：2008-11-01 00:00:00

abstract：:Procedures based on DNA hybridization and PCR were developed for quality control of Rhizobium inoculants. Inoculants for pea and goat's rue were produced by Elomestari Ltd., Juva, Finland, in sterile dry fine peat by the standard procedure used by the company. The inoculants contained Rhizobium galegae HAMBI 1174 and ...

journal_title：Applied and environmental microbiology

authors： Tas E,Saano A,Leinonen P,Lindström K

更新日期：1995-05-01 00:00:00

abstract：:Methane (CH(4)) flux to the atmosphere is mitigated via microbial CH(4) oxidation in sediments and water. As arctic temperatures increase, understanding the effects of temperature on the activity and identity of methanotrophs in arctic lake sediments is important to predicting future CH(4) emissions. We used DNA-based...

journal_title：Applied and environmental microbiology

authors： He R,Wooller MJ,Pohlman JW,Quensen J,Tiedje JM,Leigh MB

更新日期：2012-07-01 00:00:00

abstract：:The stability of spheroplasts from the osmotrophic yeast Saccharomyces rouxii was studied in buffered solutions of mannitol and glucose. The plasma membranes from cells grown in high glucose concentrations were more stable to osmotic lysis than were membranes from cells grown in lower glucose concentrations. Mannitol ...

journal_title：Applied and environmental microbiology

authors： Moran JW,Witter LD

更新日期：1980-04-01 00:00:00

abstract：:Commercial turkey flocks in North Carolina have been found to be colonized frequently with Campylobacter coli strains that are resistant to several antimicrobials (tetracycline, streptomycin, erythromycin, kanamycin, and ciprofloxacin/nalidixic acid). Such strains have been designated multidrug resistant (MDR). Howeve...

journal_title：Applied and environmental microbiology

authors： D'lima CB,Miller WG,Mandrell RE,Wright SL,Siletzky RM,Carver DK,Kathariou S

更新日期：2007-04-01 00:00:00

abstract：:Salmonella is estimated to cause one million foodborne illnesses in the United States every year. Salmonella-contaminated poultry products are one of the major sources of salmonellosis. Given the critical role of the gut microbiota in Salmonella transmission, a manipulation of the chicken intestinal microenvironment c...

journal_title：Applied and environmental microbiology

authors： Azcarate-Peril MA,Butz N,Cadenas MB,Koci M,Ballou A,Mendoza M,Ali R,Hassan H

更新日期：2018-02-14 00:00:00

abstract：:A model was constructed to simulate the results of experiments which investigated nitrification and denitrification in the freshwater sediment of Lake Vilhelmsborg, Denmark (K. Jensen, N. P. Sloth, N. Risgaard-Petersen, S. Rysgaard, and N. P. Revsbech, Appl. Environ. Microbiol. 60:2094-2100, 1994). The model output fa...

journal_title：Applied and environmental microbiology

authors： Blackburn TH,Blackburn ND,Jensen K,Risgaard-Petersen N

更新日期：1994-09-01 00:00:00

abstract：UNLABELLED:Clostridium perfringens type A is a common source of foodborne illness (FBI) in humans. Vegetative cells sporulate in the small intestinal tract and produce the major pathogenic factor C. perfringens enterotoxin. Although sporulation plays a critical role in the pathogenesis of FBI, the mechanisms inducing s...

journal_title：Applied and environmental microbiology

authors： Yasugi M,Okuzaki D,Kuwana R,Takamatsu H,Fujita M,Sarker MR,Miyake M

更新日期：2016-05-02 00:00:00

abstract：:The genus Shewanella is well known for its genetic diversity, its outstanding respiratory capacity, and its high potential for bioremediation. Here, a novel strain isolated from sediments of the Indian Ocean was characterized. A 16S rRNA analysis indicated that it belongs to the species Shewanella decolorationis It wa...

journal_title：Applied and environmental microbiology

authors： Lemaire ON,Honoré FA,Tempel S,Fortier EM,Leimkühler S,Méjean V,Iobbi-Nivol C

更新日期：2019-08-29 00:00:00

abstract：:The moderately halophilic bacterium Halobacillus halophilus carries a homologue of LuxS, a protein involved in the activated methyl cycle and the production of autoinducer-2, which mediates quorum sensing between certain species. luxS of H. halophilus is part of an operon that encodes an S-adenosylmethionine-dependent...

journal_title：Applied and environmental microbiology

authors： Sewald X,Saum SH,Palm P,Pfeiffer F,Oesterhelt D,Müller V

更新日期：2007-01-01 00:00:00

abstract：:A gene that codes for a novel intracellular poly(3-hydroxybutyrate) (PHB) depolymerase, designated PhaZ1, has been identified in the genome of Bacillus megaterium. A native PHB (nPHB) granule-binding assay showed that purified soluble PhaZ1 had strong affinity for nPHB granules. Turbidimetric analyses revealed that Ph...

journal_title：Applied and environmental microbiology

authors： Chen HJ,Pan SC,Shaw GC

更新日期：2009-08-01 00:00:00

abstract：:Circular bacteriocins are a group of N-to-C-terminally linked antimicrobial peptides, produced by Gram-positive bacteria of the phylum Firmicutes. Circular bacteriocins generally exhibit broad-spectrum antimicrobial activity, including against common food-borne pathogens, such as Clostridium and Listeria spp. These pe...

journal_title：Applied and environmental microbiology

authors： Gabrielsen C,Brede DA,Nes IF,Diep DB

更新日期：2014-11-01 00:00:00

abstract：:The chlorosis-inducing phytotoxin coronatine is produced by several Pseudomonas syringae pathovars, including glycinea, morsprunorum, atropurpurea, and the closely related tomato and maculicola. To date, all coronatine-producing pv. glycinea, morsprunorum, and atropurpurea strains that have been examined carry the gen...

journal_title：Applied and environmental microbiology

authors： Cuppels DA,Ainsworth T

更新日期：1995-10-01 00:00:00

abstract：:The fate of 14C-labeled 2,4,6-trinitrotoluene (TNT) in an activated-sludge system was investigated. No [14C]TNT could be detected in the contents of an aerated reactor after 3 to 5 days of incubation. No significant 14CO2 was formed, and the radioactivity was about equally divided between the floc and the supernatant....

journal_title：Applied and environmental microbiology

authors： Carpenter DF,McCormick NG,Cornell JH,Kaplan AM

更新日期：1978-05-01 00:00:00

abstract：:The dissimilatory iron-reducing bacterium Geobacter metallireducens was found to require iron at a concentration in excess of 50 microM for continuous cultivation on nitrate. Growth yield (approximately 3-fold), cytochrome c content (approximately 7-fold), and nitrate (approximately 4.5-fold) and nitrite (approximatel...

journal_title：Applied and environmental microbiology

authors： Senko JM,Stolz JF

更新日期：2001-08-01 00:00:00

abstract：:Dairy propionic acid bacteria, particularly the species Propionibacterium freudenreichii, play a major role in the ripening of Swiss type cheese. Isometric and filamentous bacteriophages infecting P. freudenreichii have previously been isolated from cheese. In order to determine the origin of these bacteriophages, lys...

journal_title：Applied and environmental microbiology

authors： Hervé C,Coste A,Rouault A,Fraslin JM,Gautier M

更新日期：2001-01-01 00:00:00

abstract：:High-throughput sequencing of the taxonomically informative 16S rRNA gene provides a powerful approach for exploring microbial diversity. Here we compare the performances of two common "benchtop" sequencing platforms, Illumina MiSeq and Ion Torrent Personal Genome Machine (PGM), for bacterial community profiling by 16...

journal_title：Applied and environmental microbiology

authors： Salipante SJ,Kawashima T,Rosenthal C,Hoogestraat DR,Cummings LA,Sengupta DJ,Harkins TT,Cookson BT,Hoffman NG

更新日期：2014-12-01 00:00:00