Microbial cleavage of various organophosphorus insecticides.

abstract：:The objective of the present study was to develop a mathematical model of pathogenic bacterial inactivation kinetics in a gastric environment in order to further understand a part of the infectious dose-response mechanism. The major bacterial pathogens Listeria monocytogenes, Escherichia coli O157:H7, and Salmonella s...

journal_title：Applied and environmental microbiology

authors： Koseki S,Mizuno Y,Sotome I

更新日期：2011-02-01 00:00:00

abstract：:The frequency of recovery of atypical mycobacteria was estimated in two treatment plants providing drinking water to Paris, France, at some intermediate stages of treatment. The two plants use two different filtration processes, rapid and slow sand filtration. Our results suggest that slow sand filtration is more effi...

journal_title：Applied and environmental microbiology

authors： Le Dantec C,Duguet JP,Montiel A,Dumoutier N,Dubrou S,Vincent V

更新日期：2002-11-01 00:00:00

abstract：:[This corrects the article on p. 522 in vol. 52.]. ...

journal_title：Applied and environmental microbiology

authors：

更新日期：1987-01-01 00:00:00

abstract：:In the natural environment, most of the phages that target bacteria are thought to exist in biofilm ecosystems. The purpose of this study was to gain a clearer understanding of the reactivity of these viral particles when they come into contact with bacteria embedded in biofilms. Experimentally, we quantified lactococ...

journal_title：Applied and environmental microbiology

authors： Briandet R,Lacroix-Gueu P,Renault M,Lecart S,Meylheuc T,Bidnenko E,Steenkeste K,Bellon-Fontaine MN,Fontaine-Aupart MP

更新日期：2008-04-01 00:00:00

abstract：:Cellulose is an abundant and renewable biopolymer that can be used for biofuel generation; however, structural entrapment with other cell wall components hinders enzyme-substrate interactions, a key bottleneck for ethanol production. Biomass is routinely subjected to treatments that facilitate cellulase-cellulose cont...

journal_title：Applied and environmental microbiology

authors： Wang H,Squina F,Segato F,Mort A,Lee D,Pappan K,Prade R

更新日期：2011-08-01 00:00:00

abstract：:Campylobacter jejuni is a pathogenic, microaerophilic, gram-negative, mesophilic bacterium. Three strains isolated from humans with enteric campylobacteriosis were able to survive at high population levels (10(7) cells ml-1) as viable-but-nonculturable (VBNC) forms in microcosm water. The VBNC forms of the three C. je...

journal_title：Applied and environmental microbiology

authors： Tholozan JL,Cappelier JM,Tissier JP,Delattre G,Federighi M

更新日期：1999-03-01 00:00:00

abstract：:The frequency of plasmids in chemically stressed bacterial populations was investigated by individually adding various concentration of kanamycin, ampicillin, and mercuric chloride to soil samples. Viable bacterial populations were enumerated, soil respiration was monitored for up to 6 weeks as an indicator of physiol...

journal_title：Applied and environmental microbiology

authors： Wickham GS,Atlas RM

更新日期：1988-09-01 00:00:00

abstract：:Salmonella enterica contamination in foods is a significant concern for public health. When DNA detection methods are used for analysis of foods, one of the major concerns is false-positive results from the detection of dead cells. To circumvent this crucial issue, a TaqMan quantitative real-time RT-PCR (qRT-PCR) assa...

journal_title：Applied and environmental microbiology

authors： González-Escalona N,Hammack TS,Russell M,Jacobson AP,De Jesús AJ,Brown EW,Lampel KA

更新日期：2009-06-01 00:00:00

abstract：:In this study, the changes in the global proteome of Salmonella in response to desiccation and thermal treatment were investigated by using an iTRAQ multiplex technique. A Salmonella enterica serovar Typhimurium strain was dried, equilibrated at high (1.0) and low (0.11) water activity (aw), and thermally treated at 7...

journal_title：Applied and environmental microbiology

authors： Maserati A,Lourenco A,Diez-Gonzalez F,Fink RC

更新日期：2018-08-31 00:00:00

abstract：:Although stimulation of dissimilatory metal reduction to promote the reductive precipitation of uranium has been shown to successfully remove uranium from some aquifer sediments, the organisms in the family Geobacteraceae that have been found to be associated with metal reduction in previous studies are not known to g...

journal_title：Applied and environmental microbiology

authors： Nevin KP,Finneran KT,Lovley DR

更新日期：2003-06-01 00:00:00

abstract：:Time series incubations were conducted to provide estimates for the size selectivities and rates of protistan grazing that may be occurring in a sandy, contaminated aquifer. The experiments involved four size classes of fluorescently labeled groundwater bacteria (FLB) and 2- to 3-microns-long nanoflagellates, primaril...

journal_title：Applied and environmental microbiology

authors： Kinner NE,Harvey RW,Blakeslee K,Novarino G,Meeker LD

更新日期：1998-02-01 00:00:00

abstract：:Coumarin concentrations that inhibited growth of Pythium sp. rapidly decreased the rate of incorporation of [14C]glucose into the mycelium. Coumarin also reduced drastically the carbohydrate and protein content of the cytoplasm and, to a lesser extent, the amino acid content and cell wall fraction. Enzymes related to ...

journal_title：Applied and environmental microbiology

authors： Neto FC,Dietrich SM

更新日期：1977-09-01 00:00:00

abstract：:The size frequency distribution of planktonic cells of purple sulfur phototrophic bacteria was measured at several depths in a bacterial layer of Lake Cisó (Spain). The bacterioplankton was dominated by Chromatium minus (87 to 94% of the total biomass). The largest cells of C. minus were found in the top part of the b...

journal_title：Applied and environmental microbiology

authors： Montesinos E

更新日期：1987-04-01 00:00:00

abstract：:Biogenic amines may reach concentrations of public health concern in some cheeses. To minimize biogenic amine buildup in raw milk cheese, high-pressure treatments of 400 or 600 MPa for 5 min were applied on days 21 and 35 of ripening. On day 60, counts of lactic acid bacteria, enterococci, and lactobacilli were 1 to 2...

journal_title：Applied and environmental microbiology

authors： Calzada J,del Olmo A,Picón A,Gaya P,Nuñez M

更新日期：2013-02-01 00:00:00

abstract：:To investigate the effects of land use and crop management on soybean rhizobial communities, 280 nodule isolates were trapped from 7 fields with different land use and culture histories. Besides the known Bradyrhizobium japonicum, three novel genospecies were isolated from these fields. Grassland (GL) maintained a hig...

journal_title：Applied and environmental microbiology

authors： Yan J,Han XZ,Ji ZJ,Li Y,Wang ET,Xie ZH,Chen WF

更新日期：2014-09-01 00:00:00

abstract：:The susceptibility of the Iberian ibex (Capra pyrenaica) to Mycoplasma conjunctivae ocular infection and the changes in their interaction over time were studied in terms of clinical outcome, molecular detection, and IgG immune response in a captive population that underwent a severe infectious keratoconjunctivitis (IK...

journal_title：Applied and environmental microbiology

authors： Fernández-Aguilar X,Cabezón O,Granados JE,Frey J,Serrano E,Velarde R,Cano-Manuel FJ,Mentaberre G,Ráez-Bravo A,Fandos P,López-Olvera JR

更新日期：2017-07-17 00:00:00

abstract：:This study investigated the effect of a 30-cm covering of finished compost (FC) on survival of Escherichia coli O157:H7 and Salmonella spp. in active static and windrow composting systems. Feedstocks inoculated with E. coli O157:H7 (7.41 log CFU/g) and Salmonella (6.46 log CFU/g) were placed in biosentry tubes (7.5-cm...

journal_title：Applied and environmental microbiology

authors： Patel JR,Yossa I,Macarisin D,Millner P

更新日期：2015-03-01 00:00:00

abstract：:We examined physiological adaptations which allow the psychrotroph Rhodococcus sp. strain Q15 to assimilate alkanes at a low temperature (alkanes are contaminants which are generally insoluble and/or solid at low temperatures). During growth at 5 degrees C on hexadecane or diesel fuel, strain Q15 produced a cell surfa...

journal_title：Applied and environmental microbiology

authors： Whyte LG,Slagman SJ,Pietrantonio F,Bourbonnière L,Koval SF,Lawrence JR,Inniss WE,Greer CW

更新日期：1999-07-01 00:00:00

abstract：:Polyhydroxyalkanoates (PHAs) are microbial polyesters that can be used as completely biodegradable polymers, but the high production cost prevents their use in a wide range of applications. Recombinant Escherichia coli strains harboring the Ralstonia eutropha PHA biosynthesis genes have been reported to have several a...

journal_title：Applied and environmental microbiology

authors： Choi JI,Lee SY,Han K

更新日期：1998-12-01 00:00:00

abstract：:Inactivation of Bacillus cereus spores during cooling (10 degrees C/h) from 90 degrees C occurred in two phases. One phase occurred during cooling from 90 to 80 degrees C; the second occurred during cooling from 46 to 38 degrees C. In contrast, no inactivation occurred when spores were cooled from a maximum temperatur...

journal_title：Applied and environmental microbiology

authors： Johnson KM,Busta FF

更新日期：1984-04-01 00:00:00

abstract：:The importance of viruses in aquatic ecosystem functioning has been widely described. However, few studies have examined tropical aquatic ecosystems. Here, we evaluated for the first time viruses and their relationship with other planktonic communities in an Amazonian freshwater ecosystem. Coupling between viruses and...

journal_title：Applied and environmental microbiology

authors： Barros N,Farjalla VF,Soares MC,Melo RC,Roland F

更新日期：2010-11-01 00:00:00

abstract：:Nitrobacter agilis was entrapped in calcium alginate beads and used as a floating bed supplied with a continuous flow of nitrite medium. Complete nitrite oxidation was achieved within 30 h, and the system could be maintained for at least 210 h. The immobilized Nitrobacter system was subjected to sulfur oxyanions, acid...

journal_title：Applied and environmental microbiology

authors： Tsai YL,Schlasner SM,Tuovinen OH

更新日期：1986-12-01 00:00:00

abstract：:Comparisons of 16S rDNA sequences were used to determine the phylogeny of not-yet-cultured spirochetes from hindguts of the African higher termite, Nasutitermes lujae (Wasmann). The 16S rRNA genes were amplified directly from spirochete-rich hindguts by using universal primers, and the amplified products were cloned i...

journal_title：Applied and environmental microbiology

authors： Paster BJ,Dewhirst FE,Cooke SM,Fussing V,Poulsen LK,Breznak JA

更新日期：1996-02-01 00:00:00

abstract：:We report the identification of novel archaea living in close association with bacteria in the cold (approximately 10 degrees C) sulfurous marsh water of the Sippenauer Moor near Regensburg, Bavaria, Germany. These microorganisms form a characteristic, macroscopically visible structure, morphologically comparable to a...

journal_title：Applied and environmental microbiology

authors： Rudolph C,Wanner G,Huber R

更新日期：2001-05-01 00:00:00

abstract：:The genetic diversity of Borrelia burgdorferi sensu stricto, the agent of Lyme disease in North America, has consequences for the performance of serological diagnostic tests and disease severity. To investigate B. burgdorferi diversity in Canada, where Lyme disease is emerging, bacterial DNA in 309 infected adult Ixod...

journal_title：Applied and environmental microbiology

authors： Ogden NH,Margos G,Aanensen DM,Drebot MA,Feil EJ,Hanincová K,Schwartz I,Tyler S,Lindsay LR

更新日期：2011-05-01 00:00:00

abstract：:In soil ecosystems, bacteria must cope with predation activity, which is attributed mainly to protists. The development of antipredation strategies may help bacteria maintain higher populations and persist longer in the soil. We analyzed the interaction between the root-colonizing and biocontrol strain Pseudomonas flu...

journal_title：Applied and environmental microbiology

authors： Jousset A,Lara E,Wall LG,Valverde C

更新日期：2006-11-01 00:00:00

abstract：:Production of bacteriocin activity designated pediocin PA-1 was associated with the presence of a 6.2-megadalton plasmid in Pediococcus acidilactici PAC1.0. The bacteriocin exhibited activity against P. acidilactici, P. pentosaceus, Lactobacillus plantarum, L. casei, L. bifermentans, and Leuconostoc mesenteroides subs...

journal_title：Applied and environmental microbiology

authors： Gonzalez CF,Kunka BS

更新日期：1987-10-01 00:00:00

abstract：:Many cyanobacterial strains are able to grow at a pH range from neutral to pH 10 or 11. Such alkaline conditions favor cyanobacterial growth (e.g., bloom formation), and cyanobacteria must have developed strategies to adjust to changes in CO2 concentration and ion availability. Synechocystis sp. strain PCC 6803 exhibi...

journal_title：Applied and environmental microbiology

authors： Summerfield TC,Sherman LA

更新日期：2008-09-01 00:00:00

abstract：:Single 10-bp primers were used to generate random amplified polymorphic DNA (RAPD) markers from commercial and wild strains of the cultivated mushroom Agaricus bisporus via the polymerase chain reaction. Of 20 primers tested, 19 amplified A. bisporus DNA, each producing 5 to 15 scorable markers ranging from 0.5 to 3.0...

journal_title：Applied and environmental microbiology

authors： Khush RS,Becker E,Wach M

更新日期：1992-09-01 00:00:00

abstract：:Mold-damaged building materials may contain biologically active agents, such as (1-->3)-beta-D-glucan, allergens, and mycotoxins, which have been associated with adverse health effects. The release of these components from contaminated surfaces into the air is not well understood. The purpose of this study was to char...

journal_title：Applied and environmental microbiology

authors： Seo SC,Reponen T,Levin L,Borchelt T,Grinshpun SA

更新日期：2008-02-01 00:00:00