Fluid-driven interfacial instabilities and turbulence in bacterial biofilms.

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：:Under conditions of iron limitation Pseudomonas fluorescens ATCC 17400 produces two siderophores, pyoverdine, and a second siderophore quinolobactin, which itself results from the hydrolysis of the unstable molecule 8-hydroxy-4-methoxy-2-quinoline thiocarboxylic acid (thioquinolobactin). Pseudomonas fluorescens ATCC 1...

journal_title：Environmental microbiology

authors： Matthijs S,Tehrani KA,Laus G,Jackson RW,Cooper RM,Cornelis P

更新日期：2007-02-01 00:00:00

abstract：:The severe environmental stresses of the Arctic may have promoted unique soil bacterial communities compared with those found in lower latitude environments. Here, we present a comprehensive analysis of the biogeography of soil bacterial communities in the Arctic using a high resolution bar-coded pyrosequencing techni...

journal_title：Environmental microbiology

authors： Chu H,Fierer N,Lauber CL,Caporaso JG,Knight R,Grogan P

更新日期：2010-11-01 00:00:00

abstract：:The stratified water column of the Black Sea produces a vertical succession of redox zones, stimulating microbial activity at the interfaces. Our study of intact polar membrane lipids (IPLs) in suspended particulate matter and sediments highlights their potential as biomarkers for assessing the taxonomic composition o...

journal_title：Environmental microbiology

authors： Schubotz F,Wakeham SG,Lipp JS,Fredricks HF,Hinrichs KU

更新日期：2009-10-01 00:00:00

abstract：:As filter-feeders, bivalve molluscs accumulate Vibrio into edible tissues. Consequently, an accurate assessment of depuration procedures and the characterization of the persistent Vibrio community in depurated shellfish represent a key issue to guarantee food safety in shellfish products. The present study investigate...

journal_title：Environmental microbiology

authors： Zampieri A,Carraro L,Cardazzo B,Milan M,Babbucci M,Smits M,Boffo L,Fasolato L

更新日期：2020-10-01 00:00:00

abstract：:The common polysaccharide antigen (CPA) of the lipopolysaccharide (LPS) from Pseudomonas syringae is highly variable, but the genetic basis for this is poorly understood. We have characterized the CPA locus from P. syringae pv. actinidiae (Psa). This locus has genes for l- and d-rhamnose biosynthesis and an operon cod...

journal_title：Environmental microbiology

authors： Jayaraman J,Jones WT,Harvey D,Hemara LM,McCann HC,Yoon M,Warring SL,Fineran PC,Mesarich CH,Templeton MD

更新日期：2020-12-01 00:00:00

abstract：:Global change models indicate that rainfall patterns are likely to shift towards more extreme events concurrent with increasing atmospheric carbon dioxide concentration ([CO2 ]). Both changes in [CO2 ] and rainfall regime are known to impact above- and belowground communities, but the interactive effects of these glob...

journal_title：Environmental microbiology

authors： Drigo B,Nielsen UN,Jeffries TC,Curlevski NJA,Singh BK,Duursma RA,Anderson IC

更新日期：2017-08-01 00:00:00

abstract：:The structure of bacterial communities in first-year spring and summer sea ice differs from that in source seawaters, suggesting selection during ice formation in autumn or taxon-specific mortality in the ice during winter. We tested these hypotheses by weekly sampling (January-March 2004) of first-year winter sea ice...

journal_title：Environmental microbiology

authors： Collins RE,Rocap G,Deming JW

更新日期：2010-07-01 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：:Organic matter degradation in marine environments is essential for the recycling of nutrients, especially under conditions of anoxia where organic matter tends to accumulate. However, little is known about the diversity of the microbial communities responsible for the mineralization of organic matter in the absence of...

journal_title：Environmental microbiology

authors： Suominen S,Dombrowski N,Sinninghe Damsté JS,Villanueva L

更新日期：2019-12-19 00:00:00

abstract：:Raphidiopsis raciborskii is an invasive bloom-forming cyanobacteria with the flexibility to utilize atmospheric and fixed nitrogen. Since nitrogen-fixation has a high requirement for iron as an ezyme cofactor, we hypothesize that iron availability would determine the success of the species under nitrogen-fixing condit...

journal_title：Environmental microbiology

authors： D'Agostino PM,Yeung ACY,Poljak A,David Waite T,Neilan BA

更新日期：2021-01-01 00:00:00

abstract：:Many plant-associated fungi host endosymbiotic endobacteria with reduced genomes. While endobacteria play important roles in these tri-partite plant-fungal-endobacterial systems, the active physiology of fungal endobacteria has not been characterized extensively by systems biology approaches. Here, we use integrated p...

journal_title：Environmental microbiology

authors： Li Z,Yao Q,Dearth SP,Entler MR,Castro Gonzalez HF,Uehling JK,Vilgalys RJ,Hurst GB,Campagna SR,Labbé JL,Pan C

更新日期：2017-03-01 00:00:00

abstract：:Verticillium wilt in cotton caused by Verticillium dahliae is one of the most serious plant diseases worldwide. Because no known fungicides or cotton cultivars provide sufficient protection against this pathogen, V. dahliae causes major crop yield losses. Here, an isolated cotton endophytic bacterium, designated Bacil...

journal_title：Environmental microbiology

authors： Han Q,Wu F,Wang X,Qi H,Shi L,Ren A,Liu Q,Zhao M,Tang C

更新日期：2015-04-01 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：: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：:We have surveyed the first 1 m of 10 oligotrophic high mountain lakes in the Central Pyrenees (Spain) for both abundance and predominant phylotypes richness of the archaeaplankton assemblage, using CARD-FISH and 16S rRNA gene sequencing respectively. Archaea inhabiting the air-water surface microlayer (neuston) ranged...

journal_title：Environmental microbiology

authors： Auguet JC,Casamayor EO

更新日期：2008-04-01 00:00:00

abstract：:Bioremediation of contaminated sites has been accepted as an efficient and cheaper alternative to physicochemical means of remediation in several cases. Although chemotactic behaviour of many bacteria has been studied earlier and assays have been developed to study bacterial chemotaxis in semi-solid media, this phenom...

journal_title：Environmental microbiology

authors： Paul D,Singh R,Jain RK

更新日期：2006-10-01 00:00:00

abstract：:Specialized organotrophic Bacteria 'syntrophs' and methanogenic Archaea 'methanogens' form a unique metabolic interaction to accomplish cooperative mineralization of organic compounds to CH4 and CO2 . Due to challenges in cultivation of syntrophs, mechanisms for how their organotrophic catabolism circumvents thermodyn...

journal_title：Environmental microbiology

authors： Nobu MK,Narihiro T,Liu M,Kuroda K,Mei R,Liu WT

更新日期：2017-11-01 00:00:00

abstract：:The influence of geographic distribution and type of habitat on the molecular epidemiology of ciprofloxacin resistant Escherichia coli was investigated. Ciprofloxacin resistant E. coli from wastewater, urban water with faecal contamination and faeces of gulls, pigeons and birds of prey, from Portugal, Spain and Sweden...

journal_title：Environmental microbiology

authors： Vredenburg J,Varela AR,Hasan B,Bertilsson S,Olsen B,Narciso-da-Rocha C,Bonnedahl J,Stedt J,Da Costa PM,Manaia CM

更新日期：2014-04-01 00:00:00

abstract：:Sea ice microbial community structure affects carbon and nutrient cycling in polar seas, but its susceptibility to changing environmental conditions is not well understood. We studied the eukaryotic microbial community in sea ice cores recovered near Point Barrow, AK in May 2006 by documenting the composition of the c...

journal_title：Environmental microbiology

authors： Eddie B,Juhl A,Krembs C,Baysinger C,Neuer S

更新日期：2010-03-01 00:00:00

abstract：:Current knowledge about rhizobial diversity patterns in non-nodule habitats is scarce, limiting our understanding of basic aspects of rhizobial ecology like competitiveness for nodule occupancy and host effects on community structure. We used a combination of cultivation-dependent and independent approaches to analyse...

journal_title：Environmental microbiology

authors： Miranda-Sánchez F,Rivera J,Vinuesa P

更新日期：2016-09-01 00:00:00

abstract：:The high genomic G+C group of Actinobacteria possesses a variety of physiological and metabolic properties, and exhibits diverse lifestyles and ecological distribution. In recent years, Actinobacteria have been found to frequently dominate samples obtained from freshwater samples. Furthermore, phylogenetic analyses ha...

journal_title：Environmental microbiology

authors： Philosof A,Sabehi G,Béjà O

更新日期：2009-12-01 00:00:00

abstract：:Antibiotics have been proposed as supplements in re-feeding programmes for malnourished children. A review of paediatric literature showed that growth promotion by antibiotics, when it was observed, was mostly mediated by its anti-infective properties. Despite the widespread use of antibiotics as growth promoters in a...

journal_title：Environmental microbiology

authors： Brüssow H

更新日期：2015-07-01 00:00:00

abstract：:The marine alphaproteobacterium Roseovarius nubinhibens ISM can produce the gas dimethyl sulfide (DMS) from dimethylsulfoniopropionate (DMSP), a widespread secondary metabolite that occurs in many phytoplankton. Roseovarius possesses a novel gene, termed dddP, which when cloned, confers on Escherichia coli the ability...

journal_title：Environmental microbiology

authors： Todd JD,Curson AR,Dupont CL,Nicholson P,Johnston AW

更新日期：2009-06-01 00:00:00

abstract：:Trichodesmium spp. play key roles in global carbon and nitrogen budgets and thus defining what controls their productivity is important for understanding climate change. While iron availability has been shown to be an important chemical factor for controlling both growth and nitrogen fixation rates in Trichodesmium, a...

journal_title：Environmental microbiology

authors： Chappell PD,Webb EA

更新日期：2010-01-01 00:00:00

abstract：:In recent years, the importance of the Gram-negative bacterium Stenotrophomonas as an opportunistic pathogen as well as in biotechnology has increased. The aim of the present study was to develop new methods for distinguishing between strains closely related to the potentially human pathogenic Stenotrophomonas maltoph...

journal_title：Environmental microbiology

authors： Ribbeck-Busch K,Roder A,Hasse D,de Boer W,Martínez JL,Hagemann M,Berg G

更新日期：2005-11-01 00:00:00

abstract：:We studied the vanA-carrying vancomycin-resistant enterococci (VRE) isolated from American crows in the United States during the winter 2011/2012. Faecal samples from crows were cultured selectively for VRE and characterized. Pulsed-field gel electrophoresis (PFGE) and multilocus sequence typing (MLST) were used to ex...

journal_title：Environmental microbiology

authors： Oravcova V,Zurek L,Townsend A,Clark AB,Ellis JC,Cizek A,Literak I

更新日期：2014-04-01 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：:Lignocellulose biodegradation, an essential step in terrestrial carbon cycling, generally involves removal of the recalcitrant lignin barrier that otherwise prevents infiltration by microbial polysaccharide hydrolases. However, fungi that cause brown rot of wood, a major route for biomass recycling in coniferous fores...

journal_title：Environmental microbiology

authors： Yelle DJ,Wei D,Ralph J,Hammel KE

更新日期：2011-04-01 00:00:00

abstract：:The genome of the soil bacterium Pseudomonas putida KT2440 encodes singular orthologues of genes crp (encoding the catabolite repression protein, Crp) and cyaA (adenylate cyclase) of Escherichia coli. The levels of cAMP formed by P. putida cells were below detection with a Dictyostelium biosensor in vivo. The cyaA(P. ...

journal_title：Environmental microbiology

authors： Milanesio P,Arce-Rodríguez A,Muñoz A,Calles B,de Lorenzo V

更新日期：2011-02-01 00:00:00