Persistence of genetically engineeredErwinia carotovora in perturbed and unperturbed aquatic microcosms and effect on recovery of indigenous bacteria.

abstract：:Sprays of commercial preparations of the bacterium Bacillus thuringiensis subsp. israelensis are widely used for the control of mosquito larvae. Despite an abundant literature on B. thuringiensis subsp. israelensis field efficiency on mosquito control, few studies have evaluated the fate of spores in the environment a...

journal_title：Microbial ecology

authors： Duchet C,Tetreau G,Marie A,Rey D,Besnard G,Perrin Y,Paris M,David JP,Lagneau C,Després L

更新日期：2014-04-01 00:00:00

abstract：:Many insects harbor specific bacteria in their digestive tract, and these gut microbiota often play important roles in digestion and nutrient provisioning. While it is common for a given insect species to harbor a representative gut microbial community as a population, how this community is acquired and maintained fro...

journal_title：Microbial ecology

authors： Geib SM,Jimenez-Gasco Mdel M,Carlson JE,Tien M,Jabbour R,Hoover K

更新日期：2009-07-01 00:00:00

abstract：:Alcohol production from corn is gaining importance in Ontario, Canada, and elsewhere. A major cost of corn production is the cost of chemical fertilizers and these continue to increase in price. The competitiveness of alcohol with fossil fuels depends on access to low-cost corn that allows growers to earn a sustainabl...

journal_title：Microbial ecology

authors： Mehnaz S,Lazarovits G

更新日期：2006-04-01 00:00:00

abstract：:Microcosms may potentially be used as tools for evaluating the fate and effects of genetically engineered microorganisms released into the environment. Extrapolation of data to the field, however, requires that the correspondence between microcosm and field is known. Microbial trophic interactions within the microbial...

journal_title：Microbial ecology

authors： Kroer N,Coffin RB

更新日期：1992-06-01 00:00:00

abstract：:Heterotrophic bacteria in sea ice play a key role in carbon cycling, but little is known about the predominant players at the phylogenetic level. In a study of both algal bands and clear ice habitats within summertime Arctic pack ice from the Chukchi Sea, we determined the abundance of total bacteria and actively resp...

journal_title：Microbial ecology

authors： Junge K,Imhoff F,Staley T,Deming JW

更新日期：2002-04-01 00:00:00

abstract：:The study presents evidence in support of the bacterial theory associated with the toxicity of Pyrodinium bahamense var. compressum. Bacterial endosymbionts from Philippine P. bahamense var. compressum strain Pbc MZRVA 042595 were isolated and identified via 16S rDNA sequence analysis. Taxonomic diversity of the ident...

journal_title：Microbial ecology

authors： Azanza MP,Azanza RV,Vargas VM,Hedreyda CT

更新日期：2006-11-01 00:00:00

abstract：:Although ammonia-oxidizing bacteria (AOB) are likely to play a key role in the soil nitrogen cycle, we have only a limited understanding of how the diversity and composition of soil AOB communities change across ecosystem types. We examined 23 soils collected from across North America and used sequence-based analyses ...

journal_title：Microbial ecology

authors： Fierer N,Carney KM,Horner-Devine MC,Megonigal JP

更新日期：2009-08-01 00:00:00

abstract：:Methanotrophic bacteria are able to use methane (CH4) as a sole carbon and energy source. Photochemical oxidation of methane takes place in the stratosphere, whereas in the troposphere, this process is carried out by methanotrophic bacteria. On the one hand, it is known that the efficiency of biological CH4 oxidation ...

journal_title：Microbial ecology

authors： Szafranek-Nakonieczna A,Wolińska A,Zielenkiewicz U,Kowalczyk A,Stępniewska Z,Błaszczyk M

更新日期：2019-04-01 00:00:00

abstract：:Microbiota presumably plays an essential role in inhibiting pathogen colonization and in the maintenance of health in oysters, but limited data exist concerning their different growth phases and conditions. We analyzed the bacterial microbiota composition of two commercial oysters: Crassostrea gigas and Crassostrea co...

journal_title：Microbial ecology

authors： Trabal N,Mazón-Suástegui JM,Vázquez-Juárez R,Asencio-Valle F,Morales-Bojórquez E,Romero J

更新日期：2012-08-01 00:00:00

abstract：:This study investigated the relationships of time-dependent hydrological variability and selected microbial food web components. Samples were collected monthly from the Kopački Rit floodplain in Croatia, over a period of 19 months, for analysis of bacterioplankton abundance, cell size and biomass; abundance of heterot...

journal_title：Microbial ecology

authors： Palijan G

更新日期：2012-07-01 00:00:00

abstract：:Past studies have suggested that the concentration and quality of dissolved organic matter (DOM) may influence microbial community structure. In this study, we cross-inoculated the bacterial communities from two streams and a dystrophic lake that varied in DOM concentration and chemistry, to yield nine fully crossed t...

journal_title：Microbial ecology

authors： Docherty KM,Young KC,Maurice PA,Bridgham SD

更新日期：2006-10-01 00:00:00

abstract：:Cultivation and molecular-based approaches were used to study microbial diversity in two Chilean marine sediments contaminated with high (835 ppm) and very high concentrations of copper (1,533 ppm). The diversity of cultivable bacteria resistant to copper was studied at oxic and anoxic conditions, focusing on sulfate-...

journal_title：Microbial ecology

authors： Besaury L,Marty F,Buquet S,Mesnage V,Muyzer G,Quillet L

更新日期：2013-02-01 00:00:00

abstract：:Peatland testate amoebae (TA) are well-established bioindicators for depth to water table (DWT), but effects of hydrological changes on TA communities have never been tested experimentally. We tested this in a field experiment by placing Sphagnum carpets (15 cm diameter) collected in hummock, lawn and pool microsites ...

journal_title：Microbial ecology

authors： Marcisz K,Fournier B,Gilbert D,Lamentowicz M,Mitchell EA

更新日期：2014-05-01 00:00:00

abstract：:The diversity and the community structure of sulfate-reducing bacteria (SRB) in an anaerobic continuous bioreactor used for treatment of a sulfate-containing wastewater were investigated by fluorescence in situ hybridization. Hybridization to the 16S rRNA probe EUB338 for the domain Bacteria was performed, followed by...

journal_title：Microbial ecology

authors： Icgen B,Moosa S,Harrison ST

更新日期：2007-01-01 00:00:00

abstract：:Sulfate reduction activity (SRA) was measured via the radioactive tracer ((35)SO4 (=)) technique in sediment samples from the Canary Creek Marsh in Lewes, Delaware. Basal levels of SRA ranged from 130 to 319 nmoles of sulfate reduced/gram dry sediment/hour. With the exception of lactate and formate, all organic acids ...

journal_title：Microbial ecology

authors： Dicker HJ,Smith DW

更新日期：1985-12-01 00:00:00

abstract：:The phyllosphere of the Brazilian Atlantic Forest has been estimated to contain several million bacterial species that are associated with approximately 20000 plant species. Despite the high bacterial diversity in the phyllosphere, the function of these microorganisms and the mechanisms driving their community assembl...

journal_title：Microbial ecology

authors： Lambais MR,Barrera SE,Santos EC,Crowley DE,Jumpponen A

更新日期：2017-01-01 00:00:00

abstract：:Ribosomal RNA (rRNA) is one of the most important macromolecules in the cell. It is well established that high-temperature environmental conditions destabilize rRNA, leading to a selection for G+C-rich stabilizing structures. Our knowledge about the nucleotide composition effect of other environmental conditions, howe...

journal_title：Microbial ecology

authors： Rudi K

更新日期：2009-04-01 00:00:00

abstract：:The role of fungi in metal cycling in acidic environments has been little explored to date. In this study, two acid-tolerant and metal-resistant Penicillium isolates, strains ShG4B and ShG4C, were isolated from a mine site in the Transbaikal area of Siberia (Russia). Waters at the mine site were characterized by extre...

journal_title：Microbial ecology

authors： Glukhova LB,Frank YA,Danilova EV,Avakyan MR,Banks D,Tuovinen OH,Karnachuk OV

更新日期：2018-11-01 00:00:00

abstract：:A population density-dependent copper (Cu) resistance mechanism in a gram-negative soil bacterium, strain TDCd1, was shown to be inducible and was accompanied by changes in the protein composition of the outer membrane of the cell envelope. Characteristically, following inoculation of TDCd1 into Cu-supplemented growth...

journal_title：Microbial ecology

authors： Duxbury T,McIntyre R

更新日期：1989-11-01 00:00:00

abstract：:Energy redistribution between growth and maintenance in salt-stressed cells is especially important for bacteria living in estuarine environments. In this study, Gram-negative bacterium Vibrio sp. DSM14379, isolated from the estuarine waters of the northern Adriatic Sea, was grown aerobically in a peptone-yeast extrac...

journal_title：Microbial ecology

authors： Danevčič T,Stopar D

更新日期：2011-07-01 00:00:00

abstract：:Bluegill (Lepomis macrochirus) in Lake Biwa, Japan, feed on benthic invertebrates (benthivorous type), aquatic plants (herbivorous type), and zooplankton (planktivorous type). To evaluate the effect of food on intestinal bacterial microbiota, we characterized and compared the intestinal microbiota of these three types...

journal_title：Microbial ecology

authors： Uchii K,Matsui K,Yonekura R,Tani K,Kenzaka T,Nasu M,Kawabata Z

更新日期：2006-04-01 00:00:00

abstract：:> Abstract To determine if spatial variation in soluble carbon sources along the root coincides with different trophic groups of bacteria, copiotrophic and oligotrophic bacteria were enumerated from bulk soil and rhizosphere samples at 2 cm intervals along wheat roots 2, 3, and 4 weeks after planting. There was a mode...

journal_title：Microbial ecology

authors： Semenov AM,van Bruggen AHC,Zelenev VV

更新日期：1999-02-01 00:00:00

abstract：:The impact of acid rock drainage (ARD) and eutrophication on microbial communities in stream sediments above and below an abandoned mine site in the Adelaide Hills, South Australia, was quantified by PLFA analysis. Multivariate analysis of water quality parameters, including anions, soluble heavy metals, pH, and condu...

journal_title：Microbial ecology

authors： Ben-David EA,Holden PJ,Stone DJ,Harch BD,Foster LJ

更新日期：2004-10-01 00:00:00

abstract：:The occurrence of hypolithic cyanobacteria colonizing translucent stones was quantified along the aridity gradient in the Atacama Desert in Chile, from less arid areas to the hyperarid core where photosynthetic life and thus primary production reach their limits. As mean rainfall declines from 21 to

journal_title：Microbial ecology

authors： Warren-Rhodes KA,Rhodes KL,Pointing SB,Ewing SA,Lacap DC,Gómez-Silva B,Amundson R,Friedmann EI,McKay CP

更新日期：2006-10-01 00:00:00

abstract：:Culturable counts of antibiotic resistant, genetically engineeredPseudomonas fluorescens were determined on antibiotic-containing plate count agar during starvation in water. Prior to starvation, colony counts obtained on all media separated into two groups. The mean of the colony counts on plate count agar with or wi...

journal_title：Microbial ecology

authors： Genthner FJ,Upadhyay J,Campbell RP,Genthner BR

更新日期：1990-12-01 00:00:00

abstract：:Bacterial surface structures called pili have been studied extensively for their role as possible colonization factors. Most sequenced Vibrio genomes predict a variety of pili genes in these organisms, including several types of type IV pili. In particular, the mannose-sensitive hemagglutinin (MSHA) and the PilA pili,...

journal_title：Microbial ecology

authors： Aagesen AM,Häse CC

更新日期：2012-08-01 00:00:00

abstract：:TwoNostoc muscorum cyanophages were isolated from a domestic sewage in Kuwait. N-1L cyanophage had a hexagonal head with a long tail, while N-2S cyanophage was a short-tailed virus. N-1L cyanophage was active at 50°C and at acidic pH, compared with N-2S, which was more heat stable and active at pH 7.0. Seasonal variat...

journal_title：Microbial ecology

authors： Sallal AK,Nimr ND,Al-Sharif HF

更新日期：1987-05-01 00:00:00

abstract：:The relative amounts of hyphal inoculum in forest soils may determine the capacity for fungi to compete with and replace early colonizers of wood in ground contact. Our aim in this study was to test the flexibility of priority effects (colonization timing) by varying the timing of inoculum introduction (i.e., precolon...

journal_title：Microbial ecology

authors： Song Z,Vail A,Sadowsky MJ,Schilling JS

更新日期：2015-05-01 00:00:00

abstract：:We have recently detected the endosymbiont Wolbachia in multiple individuals and populations of the grasshopper Chorthippus parallelus (Orthoptera: acrididae). This bacterium induces reproductive anomalies, including cytoplasmic incompatibility. Such incompatibilities may help explain the maintenance of two distinct s...

journal_title：Microbial ecology

authors： Martínez-Rodríguez P,Hernández-Pérez M,Bella JL

更新日期：2013-07-01 00:00:00

abstract：:Abstract New data on 129 bacterial isolates were analyzed together with prior samples to characterize community-level patterns of legume-rhizobial symbiosis on Barro Colorado Island (BCI), Panama. Nodules have been sampled from 24 BCI legume species in 18 genera, representing about one quarter of the legume species an...

journal_title：Microbial ecology

authors： Parker MA

更新日期：2008-05-01 00:00:00