Persistence and leaching potential of microorganisms and mineral N in animal manure applied to intact soil columns.

abstract：:During the ripening of Gouda-type cheese, two kinds of endopeptidases were found to participate in the degradation of alphas1-CN(f1-23), a specific product from alphas1-casein hydrolyzed by chymosin. One of the endopeptidases, lactic acid bacteria endopeptidase (LEP-II), which can recognize the size of its substrates,...

journal_title：Applied and environmental microbiology

authors： Yan TR,Azuma N,Kaminogawa S,Yamauchi K

更新日期：1987-10-01 00:00:00

abstract：:In various sediments in which Fe(III) reduction was the terminal electron-accepting process, [C]glucose was fermented to C-fatty acids in a manner similar to that observed in methanogenic sediments. These results are consistent with the hypothesis that, in Fe(III)-reducing sediments, fermentable substrates are oxidize...

journal_title：Applied and environmental microbiology

authors： Lovley DR,Phillips EJ

更新日期：1989-12-01 00:00:00

abstract：:The form of a previously developed Bĕlehrádek type of growth rate model was used to develop a probability model for defining the growth/no growth interface as a function of temperature (10 to 37 degrees C), pH (pH 2.8 to 6.9), lactic acid concentration (0 to 500 mM), and water activity (0.955 to 0.999; NaCl was used a...

journal_title：Applied and environmental microbiology

authors： Presser KA,Ross T,Ratkowsky DA

更新日期：1998-05-01 00:00:00

abstract：:The microbial assemblages of Lake Cisó and Lake Vilar (Banyoles, northeast Spain) were analyzed in space and time by microscopy and by performing PCR-denaturing gradient gel electrophoresis (DGGE) and sequence analysis of 16S rRNA gene fragments. Samples obtained from different water depths and at two different times ...

journal_title：Applied and environmental microbiology

authors： Casamayor EO,Schäfer H,Bañeras L,Pedrós-Alió C,Muyzer G

更新日期：2000-02-01 00:00:00

abstract：:A quantitative real-time PCR targeting the tnaA gene was studied to detect Escherichia coli and distinguish E. coli from Shigella spp. These microorganisms revealed high similarity in the molecular organization of the tna operon. ...

journal_title：Applied and environmental microbiology

authors： Bernasconi C,Volponi G,Picozzi C,Foschino R

更新日期：2007-10-01 00:00:00

abstract：:A defined substrate method was developed to simultaneously enumerate total coliforms and Escherichia coli from drinking waters without the need for confirmatory or completed tests. It is a new method based on technology that uses a hydrolyzable substrate as a specific indicator-nutrient for the target microbes. No equ...

journal_title：Applied and environmental microbiology

authors： Edberg SC,Allen MJ,Smith DB

更新日期：1988-06-01 00:00:00

abstract：:"Viili," a fermented milk product, has a firm but viscous consistency. It is produced with traditional mesophilic mixed-strain starters, which have various stabilities in dairy practice. Thirteen morphologically different types of phages were found in 90 viili samples studied by electron microscopy. Ten of the phage t...

journal_title：Applied and environmental microbiology

authors： Saxelin ML,Nurmiaho-Lassila EL,Meriläinen VT,Forsén RI

更新日期：1986-10-01 00:00:00

abstract：:Data from analyses of continuous culture fermentation of insoluble cellulose by Ruminococcus albus 7 were used to derive constants for the rate of cellulose hydrolysis and fermentation, growth yield, and maintenance. Cellulose concentration was 1% in the nutrient reservoir, and hydraulic retention times of 0.5, 1.0, 1...

journal_title：Applied and environmental microbiology

authors： Pavlostathis SG,Miller TL,Wolin MJ

更新日期：1988-11-01 00:00:00

abstract：:In the entomopathogenic bacterium Xenorhabdus nematophila, cell-to-cell variation in the abundance of the Lrp transcription factor leads to virulence modulation; low Lrp levels are associated with a virulent phenotype and suppression of antimicrobial peptides (AMPs) in Manduca sexta insects, while cells that lack lrp ...

journal_title：Applied and environmental microbiology

authors： Casanova-Torres ÁM,Shokal U,Morag N,Eleftherianos I,Goodrich-Blair H

更新日期：2017-05-31 00:00:00

abstract：:beta-d-Mannanase from Bacillus pumilus was purified into two components, A and B, which exhibited homogeneity on polyacrylamide gel electrophoresis. These components had molecular weights of 55,000 (A) and 37,000 (B); carbohydrate contents of 15.3% (A) and 7.2% (B); specific activities of 78 (A) and 1,616 (B) U/mg; pH...

journal_title：Applied and environmental microbiology

authors： Araujo A,Ward OP

更新日期：1990-06-01 00:00:00

abstract：:This work presents the characterization of an uptake hydrogenase from a marine filamentous nonheterocystous cyanobacterium, Lyngbya majuscula CCAP 1446/4. The structural genes encoding the uptake hydrogenase (hupSL) were isolated and characterized, and regulatory sequences were identified upstream of hupS. In silico a...

journal_title：Applied and environmental microbiology

authors： Leitão E,Oxelfelt F,Oliveira P,Moradas-Ferreira P,Tamagnini P

更新日期：2005-08-01 00:00:00

abstract：:Lactococcin 972 (Lcn972) is a nonlantibiotic bacteriocin that inhibits septum biosynthesis in Lactococcus lactis rather than forming pores in the cytoplasmic membrane. In this study, a deeper analysis of the molecular basis of the mode of action of Lcn972 was performed. Of several lipid cell wall precursors, only lipi...

journal_title：Applied and environmental microbiology

authors： Martínez B,Böttiger T,Schneider T,Rodríguez A,Sahl HG,Wiedemann I

更新日期：2008-08-01 00:00:00

abstract：:Two different Cd(2+) uptake systems were identified in Lactobacillus plantarum. One is a high-affinity, high-velocity Mn(2+) uptake system which also takes up Cd(2+) and is induced by Mn(2+) starvation. The calculated K(m) and V(max) are 0.26 microM and 3.6 micromol g of dry cell(-1) min(-1), respectively. Unlike Mn(2...

journal_title：Applied and environmental microbiology

authors： Hao Z,Reiske HR,Wilson DB

更新日期：1999-11-01 00:00:00

abstract：:Growth of the ruminal bacteria Fibrobacter succinogenes S85, Ruminococcus flavefaciens FD-1, and R. albus 7 followed Monod kinetics with respect to concentrations of individual pure cellodextrins (cellobiose, cellotriose, cellotetraose, cellopentaose, and cellohexaose). Under the conditions tested, R. flavefaciens FD-...

journal_title：Applied and environmental microbiology

authors： Shi Y,Weimer PJ

更新日期：1996-03-01 00:00:00

abstract：:Protoplasts of the monokaryotic strain 52J of Trametes versicolor were treated with UV light and screened for the inability to produce a colored precipitate on guaiacol-containing agar plates. Mutants unable to oxidize guaiacol had absent or very low secretion of laccase and manganese peroxidase (MnP) proteins. All is...

journal_title：Applied and environmental microbiology

authors： Addleman K,Dumonceaux T,Paice MG,Bourbonnais R,Archibald FS

更新日期：1995-10-01 00:00:00

abstract：:To examine whether the heat-labile enterotoxin gene in porcine enterotoxigenic Escherichia coli (ETEC) strains is as divergent as in human ETEC strains, we sequenced the heat-labile and heat-stable toxin genes from 52 and 33 porcine ETEC strains, respectively. We found that the STa gene is identical, that the LT gene ...

journal_title：Applied and environmental microbiology

authors： Zhang C,Rausch D,Zhang W

更新日期：2009-10-01 00:00:00

abstract：:Thermal inactivation of desiccation-adapted Salmonella spp. in aged chicken litter was investigated in comparison with that in a nonadapted control to examine potential cross-tolerance of desiccation-adapted cells to heat treatment. A mixture of four Salmonella serovars was inoculated into the finished compost with 20...

journal_title：Applied and environmental microbiology

authors： Chen Z,Diao J,Dharmasena M,Ionita C,Jiang X,Rieck J

更新日期：2013-11-01 00:00:00

abstract：:Given the interest in Bacteroides species as microbial source tracking (MST) markers, and the limited knowledge of the survival of Bacteroides species in the environment, here we examine the survival of Bacteroides fragilis, B. thetaiotaomicron, and environmental species of Bacteroides by use of culture techniques and...

journal_title：Applied and environmental microbiology

authors： Ballesté E,Blanch AR

更新日期：2010-11-01 00:00:00

abstract：:Hexahydro-1,3,5-trinitro-1,3,5-triazine (RDX) is a widely used explosive and a serious environmental pollutant. Nineteen strains of Rhodococcus spp. capable of utilizing RDX as the sole nitrogen source have been isolated. The cytochrome P450 system XplA-XplB, which is responsible for RDX breakdown, is present in 18 of...

journal_title：Applied and environmental microbiology

authors： Seth-Smith HM,Edwards J,Rosser SJ,Rathbone DA,Bruce NC

更新日期：2008-07-01 00:00:00

abstract：:Carbazole 1,9a-dioxygenase (CARDO), a Rieske nonheme iron oxygenase (RO), is a three-component system composed of a terminal oxygenase (Oxy), ferredoxin, and a ferredoxin reductase. Oxy has angular dioxygenation activity against carbazole. Previously, site-directed mutagenesis of the Oxy-encoding gene from Janthinobac...

journal_title：Applied and environmental microbiology

authors： Inoue K,Usami Y,Ashikawa Y,Noguchi H,Umeda T,Yamagami-Ashikawa A,Horisaki T,Uchimura H,Terada T,Nakamura S,Shimizu K,Habe H,Yamane H,Fujimoto Z,Nojiri H

更新日期：2014-05-01 00:00:00

abstract：:Algal blooms in lakes are often associated with anthropogenic eutrophication; however, they can occur without the human introduction of nutrients to a lake. A rare bloom of the alga Picocystis sp. strain ML occurred in the spring of 2016 at Mono Lake, a hyperalkaline lake in California, which was also at the apex of a...

journal_title：Applied and environmental microbiology

authors： Stamps BW,Nunn HS,Petryshyn VA,Oremland RS,Miller LG,Rosen MR,Bauer KW,Thompson KJ,Tookmanian EM,Waldeck AR,Loyd SJ,Johnson HA,Stevenson BS,Berelson WM,Corsetti FA,Spear JR

更新日期：2018-10-17 00:00:00

abstract：:This is the first study to characterize the environmental conditions which contribute to the presence and proliferation of environmental mycobacteria in a major freshwater river. Over 20 different species of environmental mycobacteria were isolated, including the pathogenic M. avium and M. kansasii. Species of the rap...

journal_title：Applied and environmental microbiology

authors： Bland CS,Ireland JM,Lozano E,Alvarez ME,Primm TP

更新日期：2005-10-01 00:00:00

abstract：:Excessive NH(3) production in the rumen is a major nutritional inefficiency in ruminant animals. Experiments were undertaken to compare the rates of NH(3) production from different substrates in ruminal fluid in vitro and to assess the role of asaccharolytic bacteria in NH(3) production. Ruminal fluid was taken from f...

journal_title：Applied and environmental microbiology

authors： Eschenlauer SC,McKain N,Walker ND,McEwan NR,Newbold CJ,Wallace RJ

更新日期：2002-10-01 00:00:00

abstract：:Although carbon dioxide (CO(2)) is known to inhibit growth of most bacteria, very little is known about the cellular response. The food-borne pathogen Listeria monocytogenes is characterized by its ability to grow in high CO(2) concentrations at refrigeration temperatures. We examined the listerial responses of differ...

journal_title：Applied and environmental microbiology

authors： Jydegaard-Axelsen AM,Høiby PE,Holmstrøm K,Russell N,Knøchel S

更新日期：2004-07-01 00:00:00

abstract：:The dairy starter bacterium Lactococcus lactis is able to synthesize folate and accumulates large amounts of folate, predominantly in the polyglutamyl form. Only small amounts of the produced folate are released in the extracellular medium. Five genes involved in folate biosynthesis were identified in a folate gene cl...

journal_title：Applied and environmental microbiology

authors： Sybesma W,Starrenburg M,Kleerebezem M,Mierau I,de Vos WM,Hugenholtz J

更新日期：2003-06-01 00:00:00

abstract：:Quantitative analysis of genes that code for Dehalococcoides 16S rRNA and chloroethene-reductive dehalogenases TceA, VcrA, and BvcA was done on groundwater sampled from 150 monitoring wells spread over 11 chlorinated ethene polluted European locations. Redundancy analysis was used to relate molecular data to geochemic...

journal_title：Applied and environmental microbiology

authors： van der Zaan B,Hannes F,Hoekstra N,Rijnaarts H,de Vos WM,Smidt H,Gerritse J

更新日期：2010-02-01 00:00:00

abstract：:A modified mariner transposon, miniHimar RB1, was generated to mutagenize cells of the metal-reducing bacterium Shewanella oneidensis. The use of this transposon led to the isolation of stable mutants and allowed rapid identification of disrupted genes. Fifty-eight mutants, including BG104 and BG148 with transposon in...

journal_title：Applied and environmental microbiology

authors： Bouhenni R,Gehrke A,Saffarini D

更新日期：2005-08-01 00:00:00

abstract：:Bacterial utilization of crude oil components, such as the n-alkanes, requires complex cell surface adaptation to allow adherence to oil. To better understand microbial cell surface adaptation to growth on crude oil, the cell surface characteristics of two Pseudomonas aeruginosa strains, U1 and U3, both isolated from ...

journal_title：Applied and environmental microbiology

authors： Norman RS,Frontera-Suau R,Morris PJ

更新日期：2002-10-01 00:00:00

abstract：:Aeromonas caviae W-61, which was isolated from water samples at the Faculty of Agriculture, Tohoku University, produced beta-1, 4-xylanase (1,4-beta-d-xylan xylanohydrolase; EC 3.2.1.8) extracellularly. The xylanase was purified to homogeneity by using DEAE-Sephadex A-50, CM-Sephadex C-50, and Sephadex G-100 column ch...

journal_title：Applied and environmental microbiology

authors： Viet DN,Kamio Y,Abe N,Kaneko J,Izaki K

更新日期：1991-02-01 00:00:00

abstract：:Strain DCB-1 is an obligately anaerobic bacterium which carries out the reductive dehalogenation of halobenzoates and was previously known to grow only on pyruvate plus 20% ruminal fluid. When various electron acceptors were supplied, thiosulfate and sulfite were found to stimulate growth. Sulfide was produced from th...

journal_title：Applied and environmental microbiology

authors： Stevens TO,Linkfield TG,Tiedje JM

更新日期：1988-12-01 00:00:00