abstract：:Sulphoquinovosyldiacylglycerols (SQDG) are polar sulphur-containing membrane lipids, whose presence has been related to a microbial strategy to adapt to phosphate deprivation. In this study, we have targeted the sqdB gene coding the uridine 5'-diphosphate-sulphoquinovose (UDP-SQ) synthase involved in the SQDG biosynth...

journal_title：Environmental microbiology

authors： Villanueva L,Bale N,Hopmans EC,Schouten S,Damsté JS

更新日期：2014-03-01 00:00:00

abstract：:The annual dynamics of three different ammonia-oxidizing archaea (AOA) ecotypes (amoA gene) and of the SAGMGC-1 (Nitrosotalea-like aquatic Thaumarchaeota) group (16S rRNA gene) were studied by newly designed specific primers and quantitative polymerase chain reaction analysis in a deep oligotrophic high mountain lake ...

journal_title：Environmental microbiology

authors： Restrepo-Ortiz CX,Auguet JC,Casamayor EO

更新日期：2014-03-01 00:00:00

abstract：:Phage-encoded Shiga toxin (Stx) acts as a bacterial defence against the eukaryotic predator Tetrahymena. To function as an effective bacterial anti-predator defence, Stx must kill a broad spectrum of predators. Consistent with that assertion, we show here that bacterially encoded Stx efficiently kills the bacteriovore...

journal_title：Environmental microbiology

authors： Arnold JW,Koudelka GB

更新日期：2014-02-01 00:00:00

abstract：:In an attempt to link the microbial community composition and function in mine tailings to the generation of acid mine drainage, we simultaneously explored the geochemistry and microbiology of six tailings collected from a lead/zinc mine, i.e. primary tailings (T1), slightly acidic tailings (T2), extremely acidic tail...

journal_title：Environmental microbiology

authors： Chen LX,Li JT,Chen YT,Huang LN,Hua ZS,Hu M,Shu WS

更新日期：2013-09-01 00:00:00

abstract：:Although Escherichia coli is an important model organism for bacterial research, few studies have explored the nature of temporal variation in E. coli strains within the intestinal tracts of host individuals. In this study the E. coli strains of 54 mountain brushtail possums were sampled on four occasions during a yea...

journal_title：Environmental microbiology

authors： Blyton MD,Banks SC,Peakall R,Gordon DM

更新日期：2013-08-01 00:00:00

abstract：:The cattle tick Rhipicephalus (Boophilus) microplus lays eggs in the soil near the roots of grass, or in similar highly moist environments that are prone to biofilm formation. Tick eggs have a protective wax coating that may be a source of nutrients for microorganisms. However, as the eggs remain viable and show no vi...

journal_title：Environmental microbiology

authors： Zimmer KR,Macedo AJ,Giordani RB,Conceição JM,Nicastro GG,Boechat AL,Baldini RL,Abraham WR,Termignoni C

更新日期：2013-07-01 00:00:00

abstract：:Microorganisms that thrive in acidic environments are endowed with specialized molecular mechanisms to survive under this extremely harsh condition. In this work, we performed functional screening of six metagenomic libraries from planktonic and rhizosphere microbial communities of the Tinto River, an extremely acidic...

journal_title：Environmental microbiology

authors： Guazzaroni ME,Morgante V,Mirete S,González-Pastor JE

更新日期：2013-04-01 00:00:00

abstract：:Pseudomonas fluorescens CHA0 is a root-associated biocontrol agent that suppresses soil-borne fungal diseases of crops. Remarkably, the pseudomonad is also endowed with systemic and oral activity against pest insects which depends on the production of the insecticidal Fit toxin. The toxin gene (fitD) is part of a viru...

journal_title：Environmental microbiology

authors： Péchy-Tarr M,Borel N,Kupferschmied P,Turner V,Binggeli O,Radovanovic D,Maurhofer M,Keel C

更新日期：2013-03-01 00:00:00

abstract：:Biomass production for bioenergy may change soil microbes and influence ecosystem properties. To explore the impact of different bioenergy cropping systems on soil microorganisms, the compositions and quantities of soil microbial communities (16S rRNA gene) and N-cycling functional groups (nifH, bacterial amoA, archae...

journal_title：Environmental microbiology

authors： Mao Y,Yannarell AC,Davis SC,Mackie RI

更新日期：2013-03-01 00:00:00

abstract：:The fate of polychlorinated biphenyls (PCBs) in soil is driven by a combination of interacting biological processes. Several investigations have brought evidence that the rhizosphere provides a remarkable ecological niche to enhance the PCB degradation process by rhizobacteria. The bacterial oxidative enzymes involved...

journal_title：Environmental microbiology

authors： Sylvestre M

更新日期：2013-03-01 00:00:00

abstract：:The catalase family of Beauveria bassiana (fungal entomopathogen) consists of catA (spore-specific), catB (secreted), catP (peroxisomal), catC (cytoplasmic) and catD (secreted peroxidase/catalase), which were distinguished in phylogeny and structure and functionally characterized by constructing single-gene disrupted ...

journal_title：Environmental microbiology

authors： Wang ZL,Zhang LB,Ying SH,Feng MG

更新日期：2013-02-01 00:00:00

abstract：:Streptomycin is used in arboriculture to control fire blight. Using sheep as a model, multidrug-resistant bacteria in mammals were found to be selected after the intentional release of streptomycin into the environment. Escherichia coli and Staphylococcus spp. were isolated from the faeces and nasal cavities, respecti...

journal_title：Environmental microbiology

authors： Scherer A,Vogt HR,Vilei EM,Frey J,Perreten V

更新日期：2013-01-01 00:00:00

abstract：:Fungi are important decomposers of leaf litter in streams and may have knock-on effects on other microbes and carbon cycling. To elucidate such potential effects, we designed an experiment in outdoor experimental channels simulating sand-bottom streams in an early-successional state. We hypothesized that the presence ...

journal_title：Environmental microbiology

authors： Frossard A,Gerull L,Mutz M,Gessner MO

更新日期：2012-11-01 00:00:00

abstract：:Thermotoga maritima is a marine hyperthermophilic microorganism that degrades a wide range of simple and complex carbohydrates including pectin and produces fermentative hydrogen at high yield. Galacturonate and glucuronate, two abundant hexuronic acids in pectin and xylan, respectively, are catabolized via committed ...

journal_title：Environmental microbiology

authors： Rodionova IA,Scott DA,Grishin NV,Osterman AL,Rodionov DA

更新日期：2012-11-01 00:00:00

abstract：:The microbiota that colonizes the human intestinal tract is complex and its structure is specific for each of us. In this study we expand the knowledge about the stability of the subject-specific microbiota and show that this ecosystem is stable in short-term intervals (< 1 year) but also during long periods of time (...

journal_title：Environmental microbiology

authors： Rajilić-Stojanović M,Heilig HG,Tims S,Zoetendal EG,de Vos WM

更新日期：2012-10-15 00:00:00

abstract：:Continent-scale biogeography has been extensively studied in soils and marine systems, but little is known about biogeographical patterns in non-marine sediments. We used barcode pyrosequencing to quantify the effects of local geochemical properties and geographic distance for bacterial community structure and members...

journal_title：Environmental microbiology

authors： Xiong J,Liu Y,Lin X,Zhang H,Zeng J,Hou J,Yang Y,Yao T,Knight R,Chu H

更新日期：2012-09-01 00:00:00

abstract：:Drylands are the largest terrestrial biome on Earth and a ubiquitous feature is desert pavement terrain, comprising rocks embedded in the mineral soil surface. Quartz and other translucent rocks are common and microbial communities termed hypoliths develop as biofilms on their ventral surfaces. In extreme deserts thes...

journal_title：Environmental microbiology

authors： Chan Y,Lacap DC,Lau MC,Ha KY,Warren-Rhodes KA,Cockell CS,Cowan DA,McKay CP,Pointing SB

更新日期：2012-09-01 00:00:00

abstract：:The Deepwater Horizon oil spill resulted in a massive influx of hydrocarbons into the Gulf of Mexico (the Gulf). To better understand the fate of the oil, we enriched and isolated indigenous hydrocarbon-degrading bacteria from deep, uncontaminated waters from the Gulf with oil (Macondo MC252) and dispersant used durin...

journal_title：Environmental microbiology

authors： Baelum J,Borglin S,Chakraborty R,Fortney JL,Lamendella R,Mason OU,Auer M,Zemla M,Bill M,Conrad ME,Malfatti SA,Tringe SG,Holman HY,Hazen TC,Jansson JK

更新日期：2012-09-01 00:00:00

abstract：:Bacterial small regulatory RNAs (sRNAs) function in post-transcriptional control of gene expression and control a variety of processes including metabolic reactions, stress responses and pathogenesis in response to environmental signals. A variety of approaches have been used previously to identify 44 sRNAs in the opp...

journal_title：Environmental microbiology

authors： Gómez-Lozano M,Marvig RL,Molin S,Long KS

更新日期：2012-08-01 00:00:00

abstract：:Yersinia ruckeri is the causative agent of enteric redmouth in fish and one of the major bacterial pathogens causing losses in salmonid aquaculture. Previously typing methods, including restriction enzyme analysis, pulsed-field gel electrophoresis and multilocus enzyme electrophoresis (MLEE) have indicated a clonal po...

journal_title：Environmental microbiology

authors： Bastardo A,Ravelo C,Romalde JL

更新日期：2012-08-01 00:00:00

abstract：:Marine myoviruses (i.e. bacteriophages with a contractile tail sheath) are numerically abundant and genetically diverse. We developed a terminal restriction fragment length polymorphism assay (TRFLP) for g23, the conserved gene encoding the major capsid protein, to investigate T4-like myovirus communities at USC's Mic...

journal_title：Environmental microbiology

authors： Chow CE,Fuhrman JA

更新日期：2012-08-01 00:00:00

abstract：:It is generally assumed that acquisition of antibiotic resistance leads to non-specific fitness costs. We have tested the alternative hypothesis that acquisition of antibiotic resistance may not always produce a general burden to the microorganisms, as measured in competition tests, but rather lead to specific changes...

journal_title：Environmental microbiology

authors： Olivares J,Alvarez-Ortega C,Linares JF,Rojo F,Köhler T,Martínez JL

更新日期：2012-08-01 00:00:00

abstract：:Fungal parasitism is recurrent in plankton communities, especially in the form of parasitic chytrids. However, few attempts have been made to study the community structure and activity of parasites at the natural community level. To analyse the dynamics of zoosporic fungal parasites (i.e. chytrids) of phytoplankton, s...

journal_title：Environmental microbiology

authors： Rasconi S,Niquil N,Sime-Ngando T

更新日期：2012-08-01 00:00:00

abstract：:Although Vibrio cholerae is a human pathogen its primary habitat are aquatic environments. In this environment, V.cholerae takes advantage of the abundance of zooplankton, whose chitinous exoskeletons provide a nutritious surface. Chitin also induces the developmental programme of natural competence in several species...

journal_title：Environmental microbiology

authors： Blokesch M

更新日期：2012-08-01 00:00:00

abstract：:Exopolysaccharide is a critical biofilm matrix component, yet little is known about how the synthesis of multiple exopolysaccharides is regulated. Pseudomonas aeruginosa can produce several biofilm matrix exopolysaccharides that include alginate, Psl and Pel. Here we demonstrated that AlgC, a key enzyme that provides ...

journal_title：Environmental microbiology

authors： Ma L,Wang J,Wang S,Anderson EM,Lam JS,Parsek MR,Wozniak DJ

更新日期：2012-08-01 00:00:00

abstract：:Arsenic (As) is the most common toxic element in the environment, ranking first on the Superfund List of Hazardous Substances. Microbial redox transformations are the principal drivers of As chemical speciation, which in turn dictates As mobility and toxicity. Consequently, in order to manage or remediate environmenta...

journal_title：Environmental microbiology

authors： Liu G,Liu M,Kim EH,Maaty WS,Bothner B,Lei B,Rensing C,Wang G,McDermott TR

更新日期：2012-07-01 00:00:00

abstract：:Sub-seafloor sediments are populated by large numbers of microbial cells but not much is known about their metabolic activities, growth rates and carbon assimilation pathways. Here we introduce a new method enabling the sensitive detection of microbial lipid production and the distinction of auto- and heterotrophic ca...

journal_title：Environmental microbiology

authors： Wegener G,Bausch M,Holler T,Thang NM,Prieto Mollar X,Kellermann MY,Hinrichs KU,Boetius A

更新日期：2012-06-01 00:00:00

abstract：:The cosmopolitan coccolithophore Emiliania huxleyi is characterized by a strongly differentiated haplodiplontic life cycle consisting of a diploid phase, generally bearing coccoliths (calcified) but that can be also non-calcified, and a non-calcified biflagellated haploid phase. Given most studies have focused on the ...

journal_title：Environmental microbiology

authors： Frada MJ,Bidle KD,Probert I,de Vargas C

更新日期：2012-06-01 00:00:00

abstract：:To cope with life in hypersaline environments, halophilic archaeal proteins are enriched in acidic amino acids. This strategy does not, however, offer a response to transient changes in salinity, as would post-translational modifications. To test this hypothesis, N-glycosylation of the Haloferax volcanii S-layer glyco...

journal_title：Environmental microbiology

authors： Guan Z,Naparstek S,Calo D,Eichler J

更新日期：2012-03-01 00:00:00

abstract：:Toluene is a model compound used to study the anaerobic biotransformation of aromatic hydrocarbons. Reports indicate that toluene is transformed via fumarate addition to form benzylsuccinate or by unknown mechanisms to form hydroxylated intermediates under methanogenic conditions. We investigated the mechanism(s) of s...

journal_title：Environmental microbiology

authors： Fowler SJ,Dong X,Sensen CW,Suflita JM,Gieg LM

更新日期：2012-03-01 00:00:00

abstract：:Technologies for massively parallel sequencing are revolutionizing microbial ecology and are vastly increasing the scale of ribosomal RNA (rRNA) gene studies. Although pyrosequencing has increased the breadth and depth of possible rRNA gene sampling, one drawback is that the number of reads obtained per sample is diff...

journal_title：Environmental microbiology

authors： Gihring TM,Green SJ,Schadt CW

更新日期：2012-02-01 00:00:00

abstract：:Although common knowledge dictates that the lichen thallus is formed solely by a fungus (mycobiont) that develops a symbiotic relationship with an alga and/or cyanobacterium (photobiont), the non-photoautotrophic bacteria found in lichen microbiomes are increasingly regarded as integral components of lichen thalli. Fo...

journal_title：Environmental microbiology

authors： Hodkinson BP,Gottel NR,Schadt CW,Lutzoni F

更新日期：2012-01-01 00:00:00

abstract：:Siderophores are chelators with extremely strong affinity for ferric iron and are best known for their capacity to feed microorganisms with this metal. Despite their preference for iron, they can also chelate numerous other metals with variable affinities. There is also increasing evidence that metals other than iron ...

journal_title：Environmental microbiology

authors： Schalk IJ,Hannauer M,Braud A

更新日期：2011-11-01 00:00:00

abstract：:The effect of inorganic particle concentrations on bacteria-virus-nanoflagellate dynamics in an oligotrophic coastal system was investigated using a model aluminosilicate, kaolinite, with a modal size of 2.1 µm. Virus-only, bacteria-only and bacteria-virus-nanoflagellate incubations were carried out at increasing kaol...

journal_title：Environmental microbiology

authors： Salter I,Böttjer D,Christaki U

更新日期：2011-10-01 00:00:00

abstract：:Methylotrophy is a metabolic capability possessed by microorganisms that allows them to build biomass and to obtain energy from organic substrates containing no carbon-carbon bonds (C1 compounds, such as methane, methanol, etc.). This phenomenon in microbial physiology has been a subject of study for over 100 years, e...

journal_title：Environmental microbiology

authors： Chistoserdova L

更新日期：2011-10-01 00:00:00

abstract：:The genome of the soil bacterium Pseudomonas putida strain KT2440 has been erased of various determinants of resistance to antibiotics encoded in its extant chromosome. To this end, we employed a coherent genetic platform that allowed the precise deletion of multiple genomic segments in a large variety of Gram-negativ...

journal_title：Environmental microbiology

authors： Martínez-García E,de Lorenzo V

更新日期：2011-10-01 00:00:00

abstract：:Photosynthesis versus irradiance curves and their associated photosynthetic parameters from different phototrophic biofilms isolated from an extreme acidic environment (Río Tinto, SW, Spain) were studied in order to relate them to their species composition and the physicochemical characteristics of their respective sa...

journal_title：Environmental microbiology

authors： Souza-Egipsy V,Altamirano M,Amils R,Aguilera A

更新日期：2011-08-01 00:00:00

abstract：:The bacteria in the fruitfly Drosophila melanogaster of different life stages was quantified by 454 pyrosequencing of 16S rRNA gene amplicons. The sequence reads were dominated by 5 operational taxonomic units (OTUs) at ≤ 97% sequence identity that could be assigned to Acetobacter pomorum, A. tropicalis, Lactobacillus...

journal_title：Environmental microbiology

authors： Wong CN,Ng P,Douglas AE

更新日期：2011-07-01 00:00:00

abstract：:Despite recognition of the importance of soil bacteria to terrestrial ecosystem functioning there is little consensus on the factors regulating belowground biodiversity. Here we present a multi-scale spatial assessment of soil bacterial community profiles across Great Britain (> 1000 soil cores), and show the first la...

journal_title：Environmental microbiology

authors： Griffiths RI,Thomson BC,James P,Bell T,Bailey M,Whiteley AS

更新日期：2011-06-01 00:00:00

abstract：:A recent analysis revealed that most environmental microbiologists neglect replication in their science (Prosser, 2010). Of all peer-reviewed papers published during 2009 in the field's leading journals, slightly more than 70% lacked replication when it came to analyzing microbial community data. The paucity of replic...

journal_title：Environmental microbiology

authors： Lennon JT

更新日期：2011-06-01 00:00:00