Effects of 2-bromoethanesulfonic Acid and 2- chloroethanesulfonic Acid on acetate utilization in a continuous-flow methanogenic fixed-film column.

abstract：:The doses of UV irradiation necessary to inactivate selected enteric viruses on the U.S. Environmental Protection Agency Contaminant Candidate List were determined. Three-log reductions of echovirus 1, echovirus 11, coxsackievirus B3, coxsackievirus B5, poliovirus 1, and human adenovirus type 2 were effected by doses ...

journal_title：Applied and environmental microbiology

authors： Gerba CP,Gramos DM,Nwachuku N

更新日期：2002-10-01 00:00:00

abstract：:Despite efforts to minimize fecal input into waterways, this kind of pollution continues to be a problem due to an inability to reliably identify nonpoint sources. Our objective was to find candidate source-specific Escherichia coli fingerprints as potential genotypic markers for raw sewage, horses, dogs, gulls, and c...

journal_title：Applied and environmental microbiology

authors： Seurinck S,Verstraete W,Siciliano SD

更新日期：2003-08-01 00:00:00

abstract：:Anaerobic methyl tert-butyl ether (MTBE) degradation potential was investigated in samples from a range of sources. From these 22 experimental variations, only one source (from wastewater treatment plant samples) exhibited MTBE degradation. These microcosms were methanogenic and were subjected to DNA-based stable isot...

journal_title：Applied and environmental microbiology

authors： Sun W,Sun X,Cupples AM

更新日期：2012-04-01 00:00:00

abstract：:Essential oil components (EOCs) have limited water solubility and are used at much higher concentrations in complex food matrices than in growth media to inhibit pathogens. However, the correlation between solubility and activity has not been studied. The objective of this work was to characterize the solubility of EO...

journal_title：Applied and environmental microbiology

authors： Chen H,Davidson PM,Zhong Q

更新日期：2014-02-01 00:00:00

abstract：:Culture-independent (PCR with Crenarchaeota-specific primers and subsequent denaturing gradient gel electrophoresis) and culture-dependent approaches were used to study the diversity of Crenarchaeota in terrestrial hot springs of the Kamchatka Peninsula and the Lake Baikal region (Russia) and of Iceland. Among the phy...

journal_title：Applied and environmental microbiology

authors： Perevalova AA,Kolganova TV,Birkeland NK,Schleper C,Bonch-Osmolovskaya EA,Lebedinsky AV

更新日期：2008-12-01 00:00:00

abstract：:The microaerophilic nature of Campylobacter species implies an inherent sensitivity towards oxygen and its reduction products, particularly the superoxide anion. The deleterious effects of exposure to superoxide radicals are counteracted by the activity of superoxide dismutase (SOD). We have shown previously that Camp...

journal_title：Applied and environmental microbiology

authors： Purdy D,Cawthraw S,Dickinson JH,Newell DG,Park SF

更新日期：1999-06-01 00:00:00

abstract：:A strain of the aerobic anoxygenic photosynthetic bacteria was isolated from a deep-ocean hydrothermal vent plume environment. The in vivo absorption spectra of cells indicate the presence of bacteriochlorophyll a incorporated into light-harvesting complex I and a reaction center. The general morphological and physiol...

journal_title：Applied and environmental microbiology

authors： Yurkov V,Beatty JT

更新日期：1998-01-01 00:00:00

abstract：:The kinetics of denitrification and the causes of nitrite and nitrous oxide accumulation were examined in resting cell suspensions of three denitrifiers. An Alcaligenes species and a Pseudomonas fluorescens isolate characteristically accumulated nitrite when reducing nitrate; a Flavobacterium isolate did not. Nitrate ...

journal_title：Applied and environmental microbiology

authors： Betlach MR,Tiedje JM

更新日期：1981-12-01 00:00:00

abstract：UNLABELLED:Avian and possum fecal droppings may negatively impact roof-harvested rainwater (RHRW) water quality due to the presence of zoonotic pathogens. This study was aimed at evaluating the performance characteristics of a possum feces-associated (PSM) marker by screening 210 fecal and wastewater samples from possu...

journal_title：Applied and environmental microbiology

authors： Ahmed W,Hamilton KA,Gyawali P,Toze S,Haas CN

更新日期：2016-06-30 00:00:00

abstract：:Experimental and in silico PCR analysis targeting ISAba11 and TnAbaR islands in 196 epidemiologically unrelated Acinetobacter strains representative of ≥19 species were performed. The first two Acinetobacter baumannii ISAba11 elements identified had been found to map to the same site on TnAbaR transposons. However, no...

journal_title：Applied and environmental microbiology

authors： Rieck B,Tourigny DS,Crosatti M,Schmid R,Kochar M,Harrison EM,Ou HY,Turton JF,Rajakumar K

更新日期：2012-01-01 00:00:00

abstract：:Magnetotactic bacteria (MTB) form intracellular chain-assembled nanocrystals of magnetite or greigite termed magnetosomes. The characterization of magnetosome crystals requires electron microscopy due to their nanoscopic sizes. However, electron microscopy does not provide phylogenetic information for MTB. We have dev...

journal_title：Applied and environmental microbiology

authors： Li J,Zhang H,Menguy N,Benzerara K,Wang F,Lin X,Chen Z,Pan Y

更新日期：2017-05-31 00:00:00

abstract：:Resources from the Sinorhizobium meliloti Rm1021 open reading frame (ORF) plasmid libraries were used in a medium-throughput method to construct a set of 50 overlapping deletion mutants covering all of the Rm1021 pSymA megaplasmid except the replicon region. Each resulting pSymA derivative carried a defined deletion o...

journal_title：Applied and environmental microbiology

authors： Yurgel SN,Mortimer MW,Rice JT,Humann JL,Kahn ML

更新日期：2013-03-01 00:00:00

abstract：:Techniques and media for the production and regeneration of stable Clostridium acetobutylicum protoplasts are described. ...

journal_title：Applied and environmental microbiology

authors： Allcock ER,Reid SJ,Jones DT,Woods DR

更新日期：1982-03-01 00:00:00

abstract：:Peramine is an insect-feeding deterrent produced by Epichloë species in symbiotic association with C3 grasses. The perA gene responsible for peramine synthesis encodes a two-module nonribosomal peptide synthetase. Alleles of perA are found in most Epichloë species; however, peramine is not produced by many perA-contai...

journal_title：Applied and environmental microbiology

authors： Berry D,Takach JE,Schardl CL,Charlton ND,Scott B,Young CA

更新日期：2015-04-01 00:00:00

abstract：:The transcription factors sinR and abrB are involved in the control of sporulation initiation in Bacillus subtilis. We identified a single homologue to sinR and three highly similar homologues to abrB, designated abrB310, abrB1941, and abrB3647, in Clostridium acetobutylicum ATCC 824. Using reporter vectors, we showed...

journal_title：Applied and environmental microbiology

authors： Scotcher MC,Rudolph FB,Bennett GN

更新日期：2005-04-01 00:00:00

abstract：:The importance of sulfate respiration in the microbial mat found in the low-sulfate thermal outflow of Mushroom Spring in Yellowstone National Park was evaluated using a combination of molecular, microelectrode, and radiotracer studies. Despite very low sulfate concentrations, this mat community was shown to sustain a...

journal_title：Applied and environmental microbiology

authors： Dillon JG,Fishbain S,Miller SR,Bebout BM,Habicht KS,Webb SM,Stahl DA

更新日期：2007-08-01 00:00:00

abstract：:The genes encoding NAD(+)-dependent alanine dehydrogenases (AlaDHs) (EC 1.4.1.1) from the Antarctic bacterial organisms Shewanella sp. strain Ac10 (SheAlaDH) and Carnobacterium sp. strain St2 (CarAlaDH) were cloned and expressed in Escherichia coli. Of all of the AlaDHs that have been sequenced, SheAlaDH exhibited the...

journal_title：Applied and environmental microbiology

authors： Galkin A,Kulakova L,Ashida H,Sawa Y,Esaki N

更新日期：1999-09-01 00:00:00

abstract：:Understanding the survival of fecal indicator bacteria (FIB) and microbial source-tracking (MST) markers is critical to developing pathogen fate and transport models. Although pathogen survival in water microcosms and manure-amended soils is well documented, little is known about their survival in intact cow pats depo...

journal_title：Applied and environmental microbiology

authors： Oladeinde A,Bohrmann T,Wong K,Purucker ST,Bradshaw K,Brown R,Snyder B,Molina M

更新日期：2014-01-01 00:00:00

abstract：:Glycogen branching enzymes (GBE) or 1,4-alpha-glucan branching enzymes (EC 2.4.1.18) introduce alpha-1,6 branching points in alpha-glucans, e.g., glycogen. To identify structural features in GBEs that determine their branching pattern specificity, the Deinococcus geothermalis and Deinococcus radiodurans GBE (GBE(Dg) a...

journal_title：Applied and environmental microbiology

authors： Palomo M,Kralj S,van der Maarel MJ,Dijkhuizen L

更新日期：2009-03-01 00:00:00

abstract：:Respiratory denitrification is not always adequately established when bacteria are characterized. We have tested a simple method that allows one to evaluate whether the two necessary criteria to claim denitrification have been met, namely, that N(inf2) or N(inf2)O is produced from nitrate or nitrite and that this redu...

journal_title：Applied and environmental microbiology

authors： Mahne I,Tiedje JM

更新日期：1995-03-01 00:00:00

abstract：:An extracellular H(inf2)O(inf2)-requiring Remazol brilliant blue R (RBBR) decolorizing enzymatic activity was found in the culture medium of Pleurotus ostreatus. The enzymatic activity was maximally obtained in idiophase, and the optimum C/N ratio was 24. High C/N ratios repressed the enzymatic activity, and addition ...

journal_title：Applied and environmental microbiology

authors： Shin K,Oh I,Kim C

更新日期：1997-05-01 00:00:00

abstract：:Three different gels (Sepharose 4B, Sephadex G-200, and Sephadex G-50) were evaluated as a means of removing humic contaminants from DNA extracts of environmental samples. Sepharose 4B gave superior separation of DNA from humics, and DNA purified in this way showed consistently greater amplification than DNA purified ...

journal_title：Applied and environmental microbiology

authors： Jackson CR,Harper JP,Willoughby D,Roden EE,Churchill PF

更新日期：1997-12-01 00:00:00

abstract：:In this study, multilocus sequence typing (MLST) was combined with the genetic detection of six genetic markers, ansB, dmsA, ggt, cj1585c, cjj81176-1367/71 (cj1365c), and the two-gene marker tlp7 (cj0951c plus cj0952c), to assess if their presence correlated with different C. jejuni clonal groups. Using a collection o...

journal_title：Applied and environmental microbiology

authors： Zautner AE,Herrmann S,Corso J,Tareen AM,Alter T,Gross U

更新日期：2011-04-01 00:00:00

abstract：:The 3-phenoxybenzoate (3-PBA) 1',2'-dioxygenase gene cluster (pbaA1A2B cluster), which is responsible for catalyzing 3-phenoxybenzoate to 3-hydroxybenzoate and catechol, is inducibly expressed in Sphingobium wenxiniae strain JZ-1(T) by its substrate 3-PBA. In this study, we identified a transcriptional activator of th...

journal_title：Applied and environmental microbiology

authors： Cheng M,Chen K,Guo S,Huang X,He J,Li S,Jiang J

更新日期：2015-12-01 00:00:00

abstract：:Pseudobactin production by Pseudomonas putida WCS358 significantly improves biological control of fusarium wilt caused by nonpathogenic Fusarium oxysporum Fo47b10 (P. Lemanceau, P. A. H. M. Bakker, W. J. de Kogel, C. Alabouvette, and B. Schippers, Appl. Environ. Microbiol. 58:2978-2982, 1992). The antagonistic effect ...

journal_title：Applied and environmental microbiology

authors： Lemanceau P,Bakker PA,De Kogel WJ,Alabouvette C,Schippers B

更新日期：1993-01-01 00:00:00

abstract：:The initiation of methanogenesis in refuse occurs under high volatile fatty acid (VFA) concentration and low pH (5.5 to 6.25), which generally are reported to inhibit methanogenic Archaea. One hypothesized mechanism for the initiation of methanogenesis in refuse decomposition is the presence of pH-neutral niches withi...

journal_title：Applied and environmental microbiology

authors： Staley BF,de Los Reyes FL 3rd,Barlaz MA

更新日期：2011-04-01 00:00:00

abstract：UNLABELLED:Our goal was to develop a robust tagging method that can be used to track bacterial strains in vivo To address this challenge, we adapted two existing systems: a modular plasmid-based reporter system (pCS26) that has been used for high-throughput gene expression studies in Salmonella and Escherichia coli and...

journal_title：Applied and environmental microbiology

authors： Shivak DJ,MacKenzie KD,Watson NL,Pasternak JA,Jones BD,Wang Y,DeVinney R,Wilson HL,Surette MG,White AP

更新日期：2016-07-29 00:00:00

abstract：:We have cloned and sequenced the Cercospora nicotianae gene for the carotenoid biosynthetic enzyme phytoene dehydrogenase. Analysis of the derived amino acid sequence revealed it has greater than 50% identity with its counterpart in Neurospora crassa and approximately 30% identity with prokaryotic phytoene dehydrogena...

journal_title：Applied and environmental microbiology

authors： Ehrenshaft M,Daub ME

更新日期：1994-08-01 00:00:00

abstract：:The release of transgenic plants and microorganisms expressing truncated genes from various subspecies of Bacillus thuringiensis that encode active insecticidal toxins rather than inactive protoxins could result in the accumulation of these active proteins in soil, especially when bound on clays and other soil particl...

journal_title：Applied and environmental microbiology

authors： Tapp H,Stotzky G

更新日期：1995-05-01 00:00:00

abstract：:pAM beta 1, a 26.5-kilobase plasmid originally isolated from Streptococcus faecalis, was conjugally transferred from Streptococcus lactis to Bacillus subtilis. No conjugal transfer of pAM beta 1 from B. subtilis to S. lactis was observed. In addition, pAM beta 1 which had been reintroduced in S. lactis after cycling t...

journal_title：Applied and environmental microbiology

authors： van der Lelie D,Venema G

更新日期：1987-10-01 00:00:00