Genetic dissection of tropodithietic acid biosynthesis by marine roseobacters.

abstract：:The acI lineage of freshwater Actinobacteria is a cosmopolitan and often numerically dominant member of lake bacterial communities. We conducted a survey of acI 16S rRNA genes and 16S-23S rRNA internal transcribed spacer regions from 18 Wisconsin lakes and used standard nonphylogenetic and phylogenetic statistical app...

journal_title：Applied and environmental microbiology

authors： Newton RJ,Jones SE,Helmus MR,McMahon KD

更新日期：2007-11-01 00:00:00

abstract：:Microcosms were prepared from aquifer material, spiked with monoaromatic hydrocarbons, and amended with oxygen, nitrate, and nitrous oxide. Benzene and alkylbenzenes were degraded to concentrations below 5 micrograms/liter within 7 days under aerobic conditions, whereas only the alkylbenzenes were degraded when either...

journal_title：Applied and environmental microbiology

authors： Hutchins SR

更新日期：1991-08-01 00:00:00

abstract：:Thiolase (acetyl coenzyme A acetyltransferase; EC 2.3.1.9) from Clostridium acetobutylicum is a key enzyme in the production of acids and solvents in this organism. The purification and properties of the enzyme have already been described (D. P. Wiesenborn, F. B. Rudolph, and E.T. Papoutsakis, Appl. Environ. Microbiol...

journal_title：Applied and environmental microbiology

authors： Petersen DJ,Bennett GN

更新日期：1991-09-01 00:00:00

abstract：:The addition of 0.6 M sucrose of 0.016 M Mg2+ to the enumeration medium was required for early expression of heat resistance (10 min at 70 degrees C) in stage V Bacillus cereus forspores. The addition of Mg2+ to the sporulation medium did not remove this requirment for sucrose of Mg2+. The heat damage did not affect f...

journal_title：Applied and environmental microbiology

authors： Busta FF,Baillie E,Murrell WG

更新日期：1976-08-01 00:00:00

abstract：:Salmonella enterica serovar Enteritidis was detected in artificially inoculated eggs within 24 h through a rapid monoclonal antibody-based dot blot immunoassay. Detection in poultry and other products required 28 h. Samples were directly enriched in homogenized egg without the need for pre- or postenrichment steps. Se...

journal_title：Applied and environmental microbiology

authors： Yoshimasu MA,Zawistowski J

更新日期：2001-01-01 00:00:00

abstract：:Nonselected and natural populations of Escherichia coli from 12 animal sources and humans were examined for the presence and types of 14 tetracycline resistance determinants. Of 1,263 unique E. coli isolates from humans, pigs, chickens, turkeys, sheep, cows, goats, cats, dogs, horses, geese, ducks, and deer, 31% were ...

journal_title：Applied and environmental microbiology

authors： Bryan A,Shapir N,Sadowsky MJ

更新日期：2004-04-01 00:00:00

abstract：:Batch cultures of a lithotrophic Fe(II)-oxidizing bacterium, strain BrT, isolated from the rhizosphere of a wetland plant, were grown in bioreactors and used to determine the significance of microbial Fe(II) oxidation at circumneutral pH and to identify abiotic variables that affect the partitioning between microbial ...

journal_title：Applied and environmental microbiology

authors： Neubauer SC,Emerson D,Megonigal JP

更新日期：2002-08-01 00:00:00

abstract：:The effect of the washing aid T-128 (generally recognized as safe [GRAS] formulation, composed mainly of phosphoric acid and propylene glycol) on inactivation of Salmonella and Pseudomonas populations in biofilms on stainless steel was evaluated under conditions of increasing organic matter loads in chlorinated wash s...

journal_title：Applied and environmental microbiology

authors： Shen C,Luo Y,Nou X,Bauchan G,Zhou B,Wang Q,Millner P

更新日期：2012-10-01 00:00:00

abstract：:Listeria monocytogenes is a food pathogen that can attach on most of the surfaces encountered in the food industry. Biofilms are three-dimensional microbial structures that facilitate the persistence of pathogens on surfaces, their resistance toward antimicrobials, and the final contamination of processed goods. So fa...

journal_title：Applied and environmental microbiology

authors： Rieu A,Briandet R,Habimana O,Garmyn D,Guzzo J,Piveteau P

更新日期：2008-07-01 00:00:00

abstract：:Bacteria that produce inhibitory compounds on the surface of marine algae are thought to contribute to the defense of the host plant against colonization of fouling organisms. However, the number of bacterial cells necessary to defend against fouling on the plant surface is not known. Pseudoalteromonas tunicata and Ph...

journal_title：Applied and environmental microbiology

authors： Rao D,Webb JS,Holmström C,Case R,Low A,Steinberg P,Kjelleberg S

更新日期：2007-12-01 00:00:00

abstract：:A basal (BC) medium devoid of added carbohydrates, a complete (CC) medium containing nine carbohydrates were developed for enumerating rumen bacteria. The colony counts on the BC medium were 85 to 100% of those obtained on the CC medium. These colonies were pinpoint size (less than or equal to mm in diameter) but incr...

journal_title：Applied and environmental microbiology

authors： Leedle JA,Hespell RB

更新日期：1980-04-01 00:00:00

abstract：:This work reports the utilization of an in vivo expression technology system to identify in vivo-induced (ivi) genes in Yersinia ruckeri after determination of the conditions needed for its selection in fish. Fourteen clones were selected, and the cloned DNA fragments were analyzed after partial sequencing. In additio...

journal_title：Applied and environmental microbiology

authors： Fernández L,Márquez I,Guijarro JA

更新日期：2004-09-01 00:00:00

abstract：:To gain a predictive understanding of the interspecies interactions within microbial communities that govern community function, the genomic complement of every member population must be determined. Although metagenomic sequencing has enabled the de novo reconstruction of some microbial genomes from environmental comm...

journal_title：Applied and environmental microbiology

authors： Nelson WC,Maezato Y,Wu YW,Romine MF,Lindemann SR

更新日期：2015-10-23 00:00:00

abstract：:Seabird ticks are known reservoirs of bacterial pathogens of medical importance; however, ticks parasitizing tropical seabirds have received less attention than their counterparts from temperate and subpolar regions. Recently, Rickettsia africae was described to infect seabird ticks of the western Indian Ocean and New...

journal_title：Applied and environmental microbiology

authors： Wilkinson DA,Dietrich M,Lebarbenchon C,Jaeger A,Le Rouzic C,Bastien M,Lagadec E,McCoy KD,Pascalis H,Le Corre M,Dellagi K,Tortosa P

更新日期：2014-06-01 00:00:00

abstract：:The potential of Pseudomonas pseudoflava to produce poly-beta-hydroxyalkanoates (PHAs) from pentoses was studied. This organism was able to use a hydrolysate from the hemicellulosic fraction of poplar wood as a carbon and energy source for its growth. However, in batch cultures, growth was inhibited completely at hydr...

journal_title：Applied and environmental microbiology

authors： Bertrand JL,Ramsay BA,Ramsay JA,Chavarie C

更新日期：1990-10-01 00:00:00

abstract：:Characterization of the mle locus harboring the malolactic enzyme gene mleA and malate permease gene mleP from Leuconostoc oenos was completed in this study by mRNA analysis. Northern (RNA) blot experiments revealed a 2.6-kb transcript, suggesting an operon structure harboring mleA and mleP genes. Primer extension ana...

journal_title：Applied and environmental microbiology

authors： Labarre C,Diviès C,Guzzo J

更新日期：1996-12-01 00:00:00

abstract：:Nine immunoglobulin G and nine immunoglobulin M murine monoclonal antibody-producing hybridomas reactive with live Salmonella bacteria were obtained from several fusions of immune spleen cells and Sp2/0 myeloma cells. The antibodies were selected by the magnetic immunoluminescence assay. The monoclonal antibodies were...

journal_title：Applied and environmental microbiology

authors： Torensma R,Visser MJ,Aarsman CJ,Poppelier MJ,van Beurden R,Fluit AC,Verhoef J

更新日期：1992-12-01 00:00:00

abstract：:Flavonoids are 15-carbon plant secondary metabolites exuded in the rhizosphere that hosts several flavonoid-degrading bacteria. We studied flavonoid catabolism in a plant growth-promoting rhizobacterial strain of Pseudomonas by using a combination of biochemical and genetic approaches. Transposants carrying mini-Tn5gf...

journal_title：Applied and environmental microbiology

authors： Pillai BV,Swarup S

更新日期：2002-01-01 00:00:00

abstract：:The bacterial communities associated with the development of necroses in injured agria cactus tissue were examined in the field by using both human-induced injuries and cactus tissue inoculated with cactophilic bacteria. Whole-cell bacterial fatty acids were used to determine when and where each of 23 detected species...

journal_title：Applied and environmental microbiology

authors： Foster JL,Fogleman JC

更新日期：1994-02-01 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：:Transpositional mutagenesis of Thiobacillus novellus by Tn501 was achieved by means of the incompatibility of IncP plasmids. Tn501 insertion caused three types of mutant phenotypes: isoleucine auxotrophy, lysine auxotrophy, and a reduced ability to oxidize reduced sulfur compounds and to fix CO(2). Oxidation rates for...

journal_title：Applied and environmental microbiology

authors： Davidson MS,Roy P,Summers AO

更新日期：1985-06-01 00:00:00

abstract：:Aminopolycarboxylic acids are ubiquitous in natural waters and wastewaters. They have the ability to form very stable water-soluble complexes with many metallic di- or trivalent ions. The iron complex nitrilotriacetic acid-Fe(III) (FeNTA) has been previously shown to increase drastically the rate of photo- and biodegr...

journal_title：Applied and environmental microbiology

authors： Bunescu A,Besse-Hoggan P,Sancelme M,Mailhot G,Delort AM

更新日期：2008-10-01 00:00:00

abstract：:During the summer of 1981, 3,887 sucrose-negative vibrios were isolated from seawater, sediment, plankton, and animal samples taken from 80 sites from Miami, Fla., to Portland, Maine. Of these, 4.2% were able to ferment lactose. The lactose-positive strains isolated from the various samples correlated positively with ...

journal_title：Applied and environmental microbiology

authors： Oliver JD,Warner RA,Cleland DR

更新日期：1983-03-01 00:00:00

abstract：:A nonsporulating strain of Streptomyces diastaticus producing alpha-L-arabinofuranosidase activity (EC 3.2-1.55) was isolated from soil. Two alpha-L-arabinosidases were purified by ion-exchange chromatography and chromatofocusing. The enzymes had molecular weights of 38,000 (C1) and 60,000 (C2) and pIs of 8.8 and 8.3,...

journal_title：Applied and environmental microbiology

authors： Tajana E,Fiechter A,Zimmermann W

更新日期：1992-05-01 00:00:00

abstract：:A novel, semicontinuous solid-phase fermentation system was used to produce fuel ethanol from sweet sorghum. The process was at an intermediate scale. In the process, dried and shredded sweet sorghum was rehydrated to 70% moisture, acidified to pH 2.0 to 3.0, and either pasteurized (12 h at 70 to 80 degrees C) or not ...

journal_title：Applied and environmental microbiology

authors： Gibbons WR,Westby CA,Dobbs TL

更新日期：1986-01-01 00:00:00

abstract：:In light of recent proposals that iron (Fe) availability may play an important role in controlling oceanic primary production and nutrient flux, its regulatory impact on N(2) fixation and production dynamics was investigated in the widespread and biogeochemically important diazotrophic, planktonic cyanobacteria Tricho...

journal_title：Applied and environmental microbiology

authors： Paerl HW,Prufert-Bebout LE,Guo C

更新日期：1994-03-01 00:00:00

abstract：:Filamentous fungi are widely used for the production of homologous and heterologous proteins. Recently, there has been increasing interest in Aspergillus oryzae because of its ability to produce heterologous proteins in solid-state culture. To provide an overview of protein secretion by A. oryzae in solid-state cultur...

journal_title：Applied and environmental microbiology

authors： Oda K,Kakizono D,Yamada O,Iefuji H,Akita O,Iwashita K

更新日期：2006-05-01 00:00:00

abstract：:Escherichia coli isolates from rectal swabs from 62 chickens and stools from 42 children living in close contact with chickens on the same farms in Kiambu district, Kenya, were compared for their genetic relatedness. Antibiotic susceptibility profiles broadly categorized isolates from the children and from the chicken...

journal_title：Applied and environmental microbiology

authors： Kariuki S,Gilks C,Kimari J,Obanda A,Muyodi J,Waiyaki P,Hart CA

更新日期：1999-02-01 00:00:00

abstract：:Aminobacter sp. strain MSH1 grows on and mineralizes the groundwater micropollutant 2,6-dichlorobenzamide (BAM) and is of interest for BAM removal in drinking water treatment plants (DWTPs). The BAM-catabolic genes in MSH1 are located on plasmid pBAM1, carrying bbdA, which encodes the conversion of BAM to 2,6-dichloro...

journal_title：Applied and environmental microbiology

authors： Horemans B,Raes B,Brocatus H,T'Syen J,Rombouts C,Vanhaecke L,Hofkens J,Springael D

更新日期：2017-05-17 00:00:00

abstract：:Fecal coliforms and enterococci are indicator organisms used worldwide to monitor water quality. These bacteria are used in microbial source tracking (MST) studies, which attempt to assess the contribution of various host species to fecal pollution in water. Ideally, all strains of a given indicator organism (IO) woul...

journal_title：Applied and environmental microbiology

authors： Anderson KL,Whitlock JE,Harwood VJ

更新日期：2005-06-01 00:00:00