Probability of recovering pathogenic Escherichia coli from foods.

abstract：:The association of Vibrio cholerae with zooplankton has been suggested as an important factor in transmission of human epidemic cholera, and the ability to colonize zooplankton surfaces may play a role in the temporal variation and predominance of the two different serogroups (V. cholerae O1 El Tor and O139) in the aq...

journal_title：Applied and environmental microbiology

authors： Rawlings TK,Ruiz GM,Colwell RR

更新日期：2007-12-01 00:00:00

abstract：:We describe the development and validation of a method for the qualitative analysis of complex bifidobacterial communities based on PCR and denaturing gradient gel electrophoresis (DGGE). Bifidobacterium genus-specific primers were used to amplify an approximately 520-bp fragment from the 16S ribosomal DNA (rDNA), and...

journal_title：Applied and environmental microbiology

authors： Satokari RM,Vaughan EE,Akkermans AD,Saarela M,de Vos WM

更新日期：2001-02-01 00:00:00

abstract：:The ability of Erwinia chrysanthemi to cope with environments of elevated osmolality is due in part to the transport and accumulation of osmoprotectants. In this study we have identified a high-affinity glycine betaine and choline transport system in E. chrysanthemi. By using a pool of Tn5-B21 ousA mutants, we isolate...

journal_title：Applied and environmental microbiology

authors： Choquet G,Jehan N,Pissavin C,Blanco C,Jebbar M

更新日期：2005-07-01 00:00:00

abstract：:Bacillus thuringiensis three-domain Cry toxins kill insects by forming pores in the apical membrane of larval midgut cells. Oligomerization of the toxin is an important step for pore formation. Domain I helix α-3 participates in toxin oligomerization. Here we identify an intramolecular salt bridge within helix α-3 of ...

journal_title：Applied and environmental microbiology

authors： Pacheco S,Gómez I,Sánchez J,García-Gómez BI,Soberón M,Bravo A

更新日期：2017-09-29 00:00:00

abstract：:The preformed antimicrobial compounds produced by maize, 2,4-dihydroxy-7-methoxy-2H-1,4-benzoxazin-3-one and its desmethoxy derivative 2,4-dihydroxy-2H-1,4-benzoxazin-3-one, are highly reactive benzoxazinoids that quickly degrade to the antimicrobials 6-methoxy-2-benzoxazolinone (MBOA) and 2-benzoxazolinone (BOA), res...

journal_title：Applied and environmental microbiology

authors： Glenn AE,Hinton DM,Yates IE,Bacon CW

更新日期：2001-07-01 00:00:00

abstract：:Hepatitis A virus (HAV) and Norwalk-like virus (NLV) were detected by reverse transcription-PCR in clams imported into the United States from China. An epidemiological investigation showed that these clams were associated with five cases of Norwalk-like gastroenteritis in New York State in August 2000 (Food and Drug A...

journal_title：Applied and environmental microbiology

authors： Kingsley DH,Meade GK,Richards GP

更新日期：2002-08-01 00:00:00

abstract：:In a field study of 29 dairy farms, Pseudomonas aeruginosa was isolated more frequently (P = 0.05) from milking parlor udder wash water systems containing iodophor germicides than from those with no germicide. Most available iodine (AI2) concentrations were below the recommended level of 25 ppm (25 microgram/ml). Rubb...

journal_title：Applied and environmental microbiology

authors： Hicks CR,Eberhart RJ,Erskine RJ,Spencer SB

更新日期：1991-02-01 00:00:00

abstract：:A straightforward method is described for screening methanotrophic colonies for soluble methane monooxygenase (sMMO) activity on solid media. Such activity results in the development of a colored complex between 1-naphthol, which is formed when sMMO reacts with naphthalene, and o-dianisidine (tetrazotized). Methanotro...

journal_title：Applied and environmental microbiology

authors： Graham DW,Korich DG,LeBlanc RP,Sinclair NA,Arnold RG

更新日期：1992-07-01 00:00:00

abstract：:Here we describe novel forms of structural integration between endo- and episymbiotic microbes and an unusual new species of snail from hydrothermal vents in the Indian Ocean. The snail houses a dense population of gamma-proteobacteria within the cells of its greatly enlarged esophageal gland. This tissue setting diff...

journal_title：Applied and environmental microbiology

authors： Goffredi SK,Warén A,Orphan VJ,Van Dover CL,Vrijenhoek RC

更新日期：2004-05-01 00:00:00

abstract：:Several selective media were evaluated for the primary isolation and enumeration of Staphylococcus aureus from halogenated indoor swimming pool waters. Standard plate counts of the viable population and total coliform densities were also determined to ascertain their value as indicator systems. All studies were done w...

journal_title：Applied and environmental microbiology

authors： Alico RK,Dragonjac MF

更新日期：1986-04-01 00:00:00

abstract：:The genetic diversity of Borrelia burgdorferi sensu lato was assessed in a focus of Lyme borreliosis in southern Britain dominated by game birds. Ticks, rodents, and pheasants were analyzed for spirochete infections by PCR-targeting the 23S-5S rRNA genes, followed by genotyping by the reverse line blot method. In ques...

journal_title：Applied and environmental microbiology

authors： Kurtenbach K,Peacey M,Rijpkema SG,Hoodless AN,Nuttall PA,Randolph SE

更新日期：1998-04-01 00:00:00

abstract：:The unusual compound beta-aminoglutaric acid (beta-glutamate) has been identified by 13C nuclear magnetic resonance spectroscopy in soluble extracts of marine methanogenic bacteria. We examined several methanogen species representing nine genera and found that beta-glutamate occurred in methanococci and two methanogen...

journal_title：Applied and environmental microbiology

authors： Robertson DE,Roberts MF,Belay N,Stetter KO,Boone DR

更新日期：1990-05-01 00:00:00

abstract：:Quorum sensing (QS) regulates Phaeobacter gallaeciensis antagonism in broth systems; however, we demonstrate here that QS is not important for antagonism in algal cultures. QS mutants reduced Vibrio anguillarum to the same extent as the wild type. Consequently, a combination of probiotic Phaeobacter and QS inhibitors ...

journal_title：Applied and environmental microbiology

authors： Prol García MJ,D'Alvise PW,Gram L

更新日期：2013-09-01 00:00:00

abstract：:Lactobacillus plantarum is an attractive candidate for bioprocessing of lignocellulosic biomass due to its high metabolic variability, including its ability to ferment both pentoses and hexoses, as well as its high acid tolerance, a quality often utilized in industrial processes. This bacterium grows naturally on biom...

journal_title：Applied and environmental microbiology

authors： Moraïs S,Shterzer N,Grinberg IR,Mathiesen G,Eijsink VG,Axelsson L,Lamed R,Bayer EA,Mizrahi I

更新日期：2013-09-01 00:00:00

abstract：:A variety of nitroaromatic compounds, including 2,4,6-trinitrotoluene (TNT), were reduced by hydrogen in the presence of enzyme preparations from Veillonella alkalescens. Consistent with the proposed reduction pathway, R-NO2 H2 leads to R-NO H2 leads to R-NHOH H2 leads to R-NH2, 3 mol of H2 was utilized per mol of nit...

journal_title：Applied and environmental microbiology

authors： McCormick NG,Feeherry FE,Levinson HS

更新日期：1976-06-01 00:00:00

abstract：:Quantitative in situ determination of conjugative gene transfer in defined bacterial biofilms using automated confocal laser scanning microscopy followed by three-dimensional analysis of cellular biovolumes revealed conjugation rates 1,000-fold higher than those determined by classical plating techniques. Conjugation ...

journal_title：Applied and environmental microbiology

authors： Hausner M,Wuertz S

更新日期：1999-08-01 00:00:00

abstract：:Bacterial growth in biofilms is the major cause of recalcitrant biofouling in industrial processes and of persistent infections in clinical settings. The use of bacteriophage treatment to lyse bacteria in biofilms has attracted growing interest. In particular, many natural or engineered phages produce depolymerases to...

journal_title：Applied and environmental microbiology

authors： Pei R,Lamas-Samanamud GR

更新日期：2014-09-01 00:00:00

abstract：:The biotinylating reagent succinimidyl 6-(biotinamido)hexanoate was used to label the cell surfaces of the cosmopolitan, marine, eukaryotic microorganism Emiliania huxleyi under different growth conditions. Proteins characteristic of different nutrient conditions could be identified. In particular, a nitrogen-regulate...

journal_title：Applied and environmental microbiology

authors： Palenik B,Koke JA

更新日期：1995-09-01 00:00:00

abstract：:Cells of Bradyrhizobium japonicum were grown in media containing either 1.0 mM or 0.5 muM phosphorus. In growth pouch experiments, infection of the primary root of soybean (Glycine max (L.) Merr.) by B. japonicum USDA 31, 110, and 142 was significantly delayed when P-limited cells were applied to the root. In a greenh...

journal_title：Applied and environmental microbiology

authors： Mullen MD,Israel DW,Wollum AG

更新日期：1988-10-01 00:00:00

abstract：:The most common source of Salmonella infections in humans is food of poultry origin. Salmonella enterica serovar Enteritidis has a particular affinity for the contamination of the egg supply. In this study, the medium-chain fatty acids (MCFA), caproic, caprylic, and capric acid, were evaluated for the control of Salmo...

journal_title：Applied and environmental microbiology

authors： Van Immerseel F,De Buck J,Boyen F,Bohez L,Pasmans F,Volf J,Sevcik M,Rychlik I,Haesebrouck F,Ducatelle R

更新日期：2004-06-01 00:00:00

abstract：:Bacterial communities associated with marine algae are often dominated by members of the Roseobacter clade, and in the present study, we describe Roseobacter phenotypes that may provide this group of bacteria with selective advantages when colonizing this niche. Nine of 14 members of the Roseobacter clade, of which ha...

journal_title：Applied and environmental microbiology

authors： Bruhn JB,Gram L,Belas R

更新日期：2007-01-01 00:00:00

abstract：:1,2-Dichloroethane (1,2-DCA) and 1,2-dibromoethane (ethylene dibromide [EDB]) contaminate groundwater at many hazardous waste sites. The objectives of this study were to measure yields, maximum specific growth rates (μ), and half-saturation coefficients (K(S)) in enrichment cultures that use 1,2-DCA and EDB as termina...

journal_title：Applied and environmental microbiology

authors： Yu R,Peethambaram HS,Falta RW,Verce MF,Henderson JK,Bagwell CE,Brigmon RL,Freedman DL

更新日期：2013-02-01 00:00:00

abstract：:Since 2006, Geomyces destructans, the causative agent of white nose syndrome (WNS), has killed over 5.7 million bats in North America. The current hypothesis suggests that this novel fungus is an invasive species from Europe, but little is known about the diversity within the genus Geomyces and its distribution on bat...

journal_title：Applied and environmental microbiology

authors： Johnson LJ,Miller AN,McCleery RA,McClanahan R,Kath JA,Lueschow S,Porras-Alfaro A

更新日期：2013-09-01 00:00:00

abstract：:A novel halophilic and metal-reducing bacterium, Orenia metallireducens strain Z6, was isolated from briny groundwater extracted from a 2.02 km-deep borehole in the Illinois Basin, IL. This organism shared 96% 16S rRNA gene similarity with Orenia marismortui but demonstrated physiological properties previously unknown...

journal_title：Applied and environmental microbiology

authors： Dong Y,Sanford RA,Boyanov MI,Kemner KM,Flynn TM,O'Loughlin EJ,Chang YJ,Locke RA Jr,Weber JR,Egan SM,Mackie RI,Cann I,Fouke BW

更新日期：2016-10-14 00:00:00

abstract：:Rhodococcus erythropolis I-19, containing multiple copies of key dsz genes, was used to desulfurize alkylated dibenzothiophenes (Cx-DBTs) found in a hydrodesulfurized middle-distillate petroleum (MD 1850). Initial desulfurization rates of dibenzothiophene (DBT) and MD 1850 by I-19 were 5.0 and 2.5 micromol g dry cell ...

journal_title：Applied and environmental microbiology

authors： Folsom BR,Schieche DR,DiGrazia PM,Werner J,Palmer S

更新日期：1999-11-01 00:00:00

abstract：:To measure genetic variation within and among populations of the bloom-forming cyanobacterium Microcystis aeruginosa, we surveyed a suite of lakes in the southern peninsula of Michigan that vary in productivity (total phosphorus concentrations of approximately 10 to 100 microg liter(-1)). Survival of M. aeruginosa iso...

journal_title：Applied and environmental microbiology

authors： Wilson AE,Sarnelle O,Neilan BA,Salmon TP,Gehringer MM,Hay ME

更新日期：2005-10-01 00:00:00

abstract：:Butyrate is an important intermediate in the anaerobic degradation of organic matter. In sulfate-depleted environments butyrate is oxidized to acetate and hydrogen by obligate proton reducers, in syntrophic association with hydrogen-consuming methanogens. This paper describes two enrichments of endospore-forming bacte...

journal_title：Applied and environmental microbiology

authors： Tomei FA,Maki JS,Mitchell R

更新日期：1985-11-01 00:00:00

abstract：:A recombinant Escherichia coli strain carrying a plasmid with an antibiotic resistance marker and expressing the green fluorescent protein was inoculated at a concentration of 3.8 x 10(8) CFU/g into direct-cut wheat (348 g of dry matter kg(-1)), wilted wheat (450 g of dry matter kg(-1)), and corn (375 g of dry matter ...

journal_title：Applied and environmental microbiology

authors： Chen Y,Sela S,Gamburg M,Pinto R,Weinberg ZG

更新日期：2005-09-01 00:00:00

abstract：:Pot experiments showed that Rhizobium japonicum cells entrapped in a polyacrylamide gel could be used as an inoculant for soybeans and compared favorably to laboratory-made peat base inoculant containing the same bacterial strain. ...

journal_title：Applied and environmental microbiology

authors： Dommergues YR,Diem HG,Divies C

更新日期：1979-04-01 00:00:00

abstract：:"Dehalococcoides ethenogenes" 195 can reductively dechlorinate tetrachloroethene (PCE) completely to ethene (ETH). When PCE-grown strain 195 was transferred (2% [vol/vol] inoculum) into growth medium amended with trichloroethene (TCE), cis-dichloroethene (DCE), 1,1-DCE, or 1,2-dichloroethane (DCA) as an electron accep...

journal_title：Applied and environmental microbiology

authors： Maymó-Gatell X,Anguish T,Zinder SH

更新日期：1999-07-01 00:00:00