abstract：:Saccharomyces cerevisiae protein kinase Sch9 is one of the downstream effectors of the target of rapamycin (TOR) complex 1 and plays multiple roles in stress resistance, longevity and nutrient sensing. However, the functions of Sch9 orthologs in filamentous fungi, particularly in pathogenic species, have not been char...

journal_title：Environmental microbiology

authors： Gu Q,Zhang C,Yu F,Yin Y,Shim WB,Ma Z

更新日期：2015-08-01 00:00:00

abstract：:Although plants introduced for site restoration are pre-selected for specific traits (e.g. trace element bioaccumulation, rapid growth in poor soils), the in situ success of these plants likely depends on the recruitment of appropriate rhizosphere microorganisms from their new environment. We introduced three willow (...

journal_title：Environmental microbiology

authors： Bell TH,Cloutier-Hurteau B,Al-Otaibi F,Turmel MC,Yergeau E,Courchesne F,St-Arnaud M

更新日期：2015-08-01 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 mechanisms that allow psychrophilic bacteria to remain metabolically active at subzero temperatures result from form and function of their proteins. We present first proteomic evidence of physiological changes of the marine psychrophile Colwellia psychrerythraea 34H (Cp34H) after exposure to subzero temperatures (...

journal_title：Environmental microbiology

authors： Nunn BL,Slattery KV,Cameron KA,Timmins-Schiffman E,Junge K

更新日期：2015-07-01 00:00:00

abstract：:Interaction between microbes affects the growth, metabolism and differentiation of members of the microbial community. While direct and indirect competition, like antagonism and nutrient consumption have a negative effect on the interacting members of the population, microbes have also evolved in nature not only to fi...

journal_title：Environmental microbiology

authors： Benoit I,van den Esker MH,Patyshakuliyeva A,Mattern DJ,Blei F,Zhou M,Dijksterhuis J,Brakhage AA,Kuipers OP,de Vries RP,Kovács ÁT

更新日期：2015-06-01 00:00:00

abstract：:The biological role of the widespread mycosporine-like amino acids (MAAs) in cyanobacteria is under debate. Here, we have constructed and characterized two mutants impaired in MAA biosynthesis in the bloom-forming cyanobacterium Microcystis aeruginosa PCC 7806. We could identify shinorine as the sole MAA type of the s...

journal_title：Environmental microbiology

authors： Hu C,Völler G,Süßmuth R,Dittmann E,Kehr JC

更新日期：2015-05-01 00:00:00

abstract：:pH-responsive transcription factor of the PacC/Rim101 family governs adaptation to environment, development and virulence in many fungal pathogens. In this study, we report the functions of a PacC homologue, MrpacC, in an insect pathogenic fungus Metarhizium robertsii. The gene was highly transcribed in the fungus in ...

journal_title：Environmental microbiology

authors： Huang W,Shang Y,Chen P,Gao Q,Wang C

更新日期：2015-04-01 00:00:00

abstract：:Regulatory roles of the basic leucine zipper (bZIP) transcription factors (TFs) in fungi have been identified in diverse cellular processes such as development, nutrient utilization and various stress responses. In this study, the 22 Magnaporthe oryzae genes encoding bZIP TFs were systematically characterized. Phyloge...

journal_title：Environmental microbiology

authors： Kong S,Park SY,Lee YH

更新日期：2015-04-01 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：:Phytoplankton influence the composition of bacterial communities, but the taxonomic specificity of algal-bacterial interactions is unclear due to the aggregation of ecologically distinct bacterial populations by community characterization methods. Here we examine whether phytoplankton seasonal succession affects the c...

journal_title：Environmental microbiology

authors： Paver SF,Youngblut ND,Whitaker RJ,Kent AD

更新日期：2015-03-01 00:00:00

abstract：:Hopanoids are bacterial surrogates of eukaryotic membrane sterols and among earth's most abundant natural products. Their molecular fossils remain in sediments spanning more than a billion years. However, hopanoid metabolism and function are not fully understood. Burkholderia species are environmental opportunistic pa...

journal_title：Environmental microbiology

authors： Schmerk CL,Welander PV,Hamad MA,Bain KL,Bernards MA,Summons RE,Valvano MA

更新日期：2015-03-01 00:00:00

abstract：:Xeromyces bisporus can grow on sugary substrates down to 0.61, an extremely low water activity. Its genome size is approximately 22 Mb. Gene clusters encoding for secondary metabolites were conspicuously absent; secondary metabolites were not detected experimentally. Thus, in its 'dry' but nutrient-rich environment, X...

journal_title：Environmental microbiology

authors： Leong SL,Lantz H,Pettersson OV,Frisvad JC,Thrane U,Heipieper HJ,Dijksterhuis J,Grabherr M,Pettersson M,Tellgren-Roth C,Schnürer J

更新日期：2015-02-01 00:00:00

abstract：:Nutrient scarcity is a common condition in nature, but the resulting extremely low growth rates (below 0.025 h(-1) ) are an unexplored research area in Bacillus subtilis. To understand microbial life in natural environments, studying the adaptation of B. subtilis to near-zero growth conditions is relevant. To this end...

journal_title：Environmental microbiology

authors： Overkamp W,Ercan O,Herber M,van Maris AJ,Kleerebezem M,Kuipers OP

更新日期：2015-02-01 00:00:00

abstract：:The population genomics of Pseudomonas aeruginosa was analysed by genome sequencing of representative strains of the 15 most frequent clonal complexes in the P. aeruginosa population and of the five most common clones from the environment of which so far no isolate from a human infection has been detected. Gene annota...

journal_title：Environmental microbiology

authors： Hilker R,Munder A,Klockgether J,Losada PM,Chouvarine P,Cramer N,Davenport CF,Dethlefsen S,Fischer S,Peng H,Schönfelder T,Türk O,Wiehlmann L,Wölbeling F,Gulbins E,Goesmann A,Tümmler B

更新日期：2015-01-01 00:00:00

abstract：:Intensive microbial growth typically observed in laboratory rarely occurs in nature. Because of severe nutrient deficiency, natural populations exhibit near-zero growth (NZG). There is a long-standing controversy about sustained NZG, specifically whether there is a minimum growth rate below which cells die or whether ...

journal_title：Environmental microbiology

authors： Panikov NS,Mandalakis M,Dai S,Mulcahy LR,Fowle W,Garrett WS,Karger BL

更新日期：2015-01-01 00:00:00

abstract：:The Crc protein is a global regulator that has a key role in catabolite repression and optimization of metabolism in Pseudomonads. Crc inhibits gene expression post-transcriptionally, preventing translation of mRNAs bearing an AAnAAnAA motif [the catabolite activity (CA) motif] close to the translation start site. Alt...

journal_title：Environmental microbiology

authors： Moreno R,Hernández-Arranz S,La Rosa R,Yuste L,Madhushani A,Shingler V,Rojo F

更新日期：2015-01-01 00:00:00

abstract：:We reconstructed the complete 2.4 Mb-long genome of a previously uncultivated epsilonproteobacterium, Candidatus Sulfuricurvum sp. RIFRC-1, via assembly of short-read shotgun metagenomic data using a complexity reduction approach. Genome-based comparisons indicate the bacterium is a novel species within the Sulfuricur...

journal_title：Environmental microbiology

authors： Handley KM,Bartels D,O'Loughlin EJ,Williams KH,Trimble WL,Skinner K,Gilbert JA,Desai N,Glass EM,Paczian T,Wilke A,Antonopoulos D,Kemner KM,Meyer F

更新日期：2014-11-01 00:00:00

abstract：:The wide distribution of diverse nitrogenase (nifH) genes affiliated with those of heterotrophic bacteria in marine and estuarine waters indicates ubiquity and an ecologically relevant role for heterotrophic N2 -fixers (diazotrophs) in aquatic nitrogen (N) cycling. However, the lack of cultivated representatives curre...

journal_title：Environmental microbiology

authors： Farnelid H,Harder J,Bentzon-Tilia M,Riemann L

更新日期：2014-10-01 00:00:00

abstract：:The microbial consumption of nitrous oxide (N2O) has gained great interest since it was revealed that this process could mitigate the greenhouse effect of N2O. The consumption of N2O results from its reduction to dinitrogen gas (N2) as part of the denitrification process. However, there is ongoing debate regarding an ...

journal_title：Environmental microbiology

authors： Desloover J,Roobroeck D,Heylen K,Puig S,Boeckx P,Verstraete W,Boon N

更新日期：2014-10-01 00:00:00

abstract：:Although truffles are cultivated since decades, their life cycle and the conditions stimulating ascocarp formation still remain mysterious. A role for bacteria in the development of several truffle species has been suggested but few is known regarding the natural bacterial communities of Périgord Black truffle. Thus, ...

journal_title：Environmental microbiology

authors： Antony-Babu S,Deveau A,Van Nostrand JD,Zhou J,Le Tacon F,Robin C,Frey-Klett P,Uroz S

更新日期：2014-09-01 00:00:00

abstract：:We investigated to what extent a European songbird (Parus major) selectively transmits and amplifies Borrelia burgdorferi s.l. bacteria. Borrelia-naïve birds were recurrently exposed to Ixodes ricinus nymphs carrying a community of more than 34 5S-23S genotypes belonging to five genospecies (Borrelia garinii, Borrelia...

journal_title：Environmental microbiology

authors： Heylen D,Matthysen E,Fonville M,Sprong H

更新日期：2014-09-01 00:00:00

abstract：:The anterior nares are an important reservoir for opportunistic pathogens and commensal microorganisms. A barcoded Illumina paired-end sequencing method targeting the 16S ribosomal RNA V1-2 hypervariable region was developed to compare the bacterial diversity of the anterior nares across distinct human populations (vo...

journal_title：Environmental microbiology

authors： Camarinha-Silva A,Jáuregui R,Chaves-Moreno D,Oxley AP,Schaumburg F,Becker K,Wos-Oxley ML,Pieper DH

更新日期：2014-09-01 00:00:00

abstract：:This study investigated analytical parameters that are inherently relevant to identifying and quantifying fungal communities based on polymerase chain reaction amplicons. Specifically, we evaluated the accuracy of the BLASTn-based identification for internal transcribed spacer (ITS) sequences generated from pure cultu...

journal_title：Environmental microbiology

authors： Yamamoto N,Dannemiller KC,Bibby K,Peccia J

更新日期：2014-09-01 00:00:00

abstract：:Biofilms are dynamic players in biogeochemical cycling in running waters and are subjected to environmental stressors like those provoked by climate change. We investigated whether a 2°C increase in flowing water would affect prokaryotic community composition and heterotrophic metabolic activities of biofilms grown un...

journal_title：Environmental microbiology

authors： Romaní AM,Borrego CM,Díaz-Villanueva V,Freixa A,Gich F,Ylla I

更新日期：2014-08-01 00:00:00

abstract：:Here we describe the application of a new click chemistry method for fluorescent tracking of protein synthesis in individual microorganisms within environmental samples. This technique, termed bioorthogonal non-canonical amino acid tagging (BONCAT), is based on the in vivo incorporation of the non-canonical amino acid...

journal_title：Environmental microbiology

authors： Hatzenpichler R,Scheller S,Tavormina PL,Babin BM,Tirrell DA,Orphan VJ

更新日期：2014-08-01 00:00:00

abstract：:Euryarchaea from the genus Halorhabdus have been found in hypersaline habitats worldwide, yet are represented by only two isolates: Halorhabdus utahensis AX-2(T) from the shallow Great Salt Lake of Utah, and Halorhabdus tiamatea SARL4B(T) from the Shaban deep-sea hypersaline anoxic lake (DHAL) in the Red Sea. We seque...

journal_title：Environmental microbiology

authors： Werner J,Ferrer M,Michel G,Mann AJ,Huang S,Juarez S,Ciordia S,Albar JP,Alcaide M,La Cono V,Yakimov MM,Antunes A,Taborda M,da Costa MS,Hai T,Glöckner FO,Golyshina OV,Golyshin PN,Teeling H,MAMBA Consortium.

更新日期：2014-08-01 00:00:00

abstract：:Quorum sensing, a group behaviour coordinated by a diffusible pheromone signal and a cognate receptor, is typical of bacteria that form symbioses with plants and animals. LuxIR-type N-acyl L-homoserine (AHL) quorum sensing is common in Gram-negative Proteobacteria, and many members of this group have additional quorum...

journal_title：Environmental microbiology

authors： Studer SV,Schwartzman JA,Ho JS,Geske GD,Blackwell HE,Ruby EG

更新日期：2014-08-01 00:00:00

abstract：:The depolymerase enzyme (DpoL1) encoded by the T7-like phage L1 efficiently degrades amylovoran, an important virulence factor and major component of the extracellular polysaccharide (EPS) of its host, the plant pathogen Erwinia amylovora. Mass spectrometry analysis of hydrolysed EPS revealed that DpoL1 cleaves the ga...

journal_title：Environmental microbiology

authors： Born Y,Fieseler L,Klumpp J,Eugster MR,Zurfluh K,Duffy B,Loessner MJ

更新日期：2014-07-01 00:00:00

abstract：:Variations in the patterns of diversity of symbionts have been described worldwide on Mimosa pudica, a pan-tropical invasive species that interacts with both α and β-rhizobia. In this study, we investigated if symbiont competitiveness can explain these variations and the apparent prevalence of β- over α-rhizobia. We d...

journal_title：Environmental microbiology

authors： Melkonian R,Moulin L,Béna G,Tisseyre P,Chaintreuil C,Heulin K,Rezkallah N,Klonowska A,Gonzalez S,Simon M,Chen WM,James EK,Laguerre G

更新日期：2014-07-01 00:00:00

abstract：:During adaptation to environments, bacteria employ two-component signal transduction systems, which contain histidine kinases and response regulators, to sense and respond to exogenous and cellular stimuli in an accurate spatio-temporal manner. Although the protein phosphorylation process between histidine kinase and ...

journal_title：Environmental microbiology

authors： Wang FF,Deng CY,Cai Z,Wang T,Wang L,Wang XZ,Chen XY,Fang RX,Qian W

更新日期：2014-07-01 00:00:00

abstract：:Food security depends on enhancing production and reducing loss to pests and pathogens. A promising alternative to agrochemicals is the use of plant growth-promoting rhizobacteria (PGPR), which are commonly associated with many, if not all, plant species. However, exploiting the benefits of PGPRs requires knowledge of...

journal_title：Environmental microbiology

authors： Alsohim AS,Taylor TB,Barrett GA,Gallie J,Zhang XX,Altamirano-Junqueira AE,Johnson LJ,Rainey PB,Jackson RW

更新日期：2014-07-01 00:00:00

abstract：:Arthrobacter chlorophenolicus A6 is a Gram-positive, 4-chlorophenol-degrading soil bacterium that was recently shown to be an effective colonizer of plant leaf surfaces. The genetic basis for this phyllosphere competency is unknown. In this paper, we describe the genome-wide expression profile of A.chlorophenolicus on...

journal_title：Environmental microbiology

authors： Scheublin TR,Deusch S,Moreno-Forero SK,Müller JA,van der Meer JR,Leveau JH

更新日期：2014-07-01 00:00:00

abstract：:Multiprotein bridging factors (MBFs) are evolutionarily highly conserved cofactors that link TATA-binding protein and the associated basal transcription machinery to transcription factors. The filamentous fungus, Beauveria bassiana, has a multipotential lifestyle capable of growing as a saprophyte, plant endophyte and...

journal_title：Environmental microbiology

authors： Ying SH,Ji XP,Wang XX,Feng MG,Keyhani NO

更新日期：2014-06-01 00:00:00

abstract：:Studies focusing on seasonal dynamics of microbial communities in terrestrial and marine environments are common; however, little is known about seasonal dynamics in high-temperature environments. Thus, our objective was to document the seasonal dynamics of both the physicochemical conditions and the microbial communi...

journal_title：Environmental microbiology

authors： Briggs BR,Brodie EL,Tom LM,Dong H,Jiang H,Huang Q,Wang S,Hou W,Wu G,Huang L,Hedlund BP,Zhang C,Dijkstra P,Hungate BA

更新日期：2014-06-01 00:00:00

abstract：:Microbes have obligate requirements for trace metals in metalloenzymes that catalyse important biogeochemical reactions. In anoxic methane- and sulphide-rich environments, microbes may have unique adaptations for metal acquisition and utilization because of decreased bioavailability as a result of metal sulphide preci...

journal_title：Environmental microbiology

authors： Glass JB,Yu H,Steele JA,Dawson KS,Sun S,Chourey K,Pan C,Hettich RL,Orphan VJ

更新日期：2014-06-01 00:00:00

abstract：:American foulbrood (AFB) caused by the bee pathogenic bacterium Paenibacillus larvae is the most devastating bacterial disease of honey bees worldwide. From AFB-dead larvae, pure cultures of P. larvae can normally be cultivated indicating that P. larvae is able to defend its niche against all other bacteria present. R...

journal_title：Environmental microbiology

authors： Garcia-Gonzalez E,Müller S,Ensle P,Süssmuth RD,Genersch E

更新日期：2014-05-01 00:00:00

abstract：:The distribution and the metabolic pathways of bacteria degrading steroid compounds released by eukaryotic organisms were investigated using the bile salt cholate as model substrate. Cholate-degrading bacteria could be readily isolated from freshwater environments. All isolated strains transiently released steroid deg...

journal_title：Environmental microbiology

authors： Holert J,Yücel O,Suvekbala V,Kulić Z,Möller H,Philipp B

更新日期：2014-05-01 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：: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：:Macroalgae are important ecosystem engineers in temperate marine waters. The function of macroalgae is intimately linked to the composition and structure of their epibiotic bacterial, communities, and evidence has emerged that bacteria can also have a negative impact on their host by causing disease. A few examples ex...

journal_title：Environmental microbiology

authors： Egan S,Fernandes ND,Kumar V,Gardiner M,Thomas T

更新日期：2014-04-01 00:00:00