Asaia, a versatile acetic acid bacterial symbiont, capable of cross-colonizing insects of phylogenetically distant genera and orders.

abstract：:The hair-like cell appendages denoted as type IV pili are crucial for biofilm formation in diverse eubacteria. The protein complex responsible for type IV pilus assembly is homologous with the type II protein secretion complex. In the cyanobacterium Synechococcus elongatus PCC 7942, the gene Synpcc7942_2071 encodes an...

journal_title：Environmental microbiology

authors： Nagar E,Zilberman S,Sendersky E,Simkovsky R,Shimoni E,Gershtein D,Herzberg M,Golden SS,Schwarz R

更新日期：2017-07-01 00:00:00

abstract：:Most of the oil in low temperature, non-uplifted reservoirs is biodegraded due to millions of years of microbial activity, including via methanogenesis from crude oil. To evaluate stimulating additional methanogenesis in already heavily biodegraded oil reservoirs, oil sands samples were amended with nutrients and elec...

journal_title：Environmental microbiology

authors： de Rezende JR,Oldenburg TBP,Korin T,Richardson WDL,Fustic M,Aitken CM,Bowler BFJ,Sherry A,Grigoryan A,Voordouw G,Larter SR,Head IM,Hubert CRJ

更新日期：2020-08-01 00:00:00

abstract：:Antarctic endolithic microecosystems harbour distinct biofilms. The lithic substrate and the microorganisms comprising these films are intimately linked, leading to complex mineral-microbe interactions. Hence, the microhabitats and microenvironments of these microecosystems are not only determined by the physicochemic...

journal_title：Environmental microbiology

authors： de los Ríos A,Wierzchos J,Sancho LG,Ascaso C

更新日期：2003-04-01 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：:In this study, the putative role of phenazines and rhamnolipid-biosurfactants, antagonistic metabolites produced by Pseudomonas aeruginosa PNA1, was tested in the biological control of Pythium splendens on bean (Phaseolus vulgaris L) and Pythium myriotylum on cocoyam (Xanthosoma sagittifolium L Schott). A rhamnolipid-...

journal_title：Environmental microbiology

authors： Perneel M,D'hondt L,De Maeyer K,Adiobo A,Rabaey K,Höfte M

更新日期：2008-03-01 00:00:00

abstract：:The gene abundance and gene expression of six diazotroph populations from the Eastern Equatorial Atlantic in June 2007 were examined using nifH gene quantitative polymerase chain reaction (q PCR) methods. Of all the diazotrophs, Trichodesmium spp. was the most abundant with the highest number of gene copies in the Gul...

journal_title：Environmental microbiology

authors： Foster RA,Subramaniam A,Zehr JP

更新日期：2009-04-01 00:00:00

abstract：:Campylobacter lari is a rare human pathogen most commonly associated with birds and shellfish. Little information has been published regarding its prevalence in other environments, or on its potential role as a reservoir of antibiotic resistance. In this study, we characterized 109 C. lari isolated from a range of hos...

journal_title：Environmental microbiology

authors： Leatherbarrow AJ,Griffiths R,Hart CA,Kemp R,Williams NJ,Diggle PJ,Wright EJ,Sutherst J,Houghton P,French NP

更新日期：2007-07-01 00:00:00

abstract：:In San Biagio of Belpasso, approximately 20 km south of Mt. Etna, in the area of contact between volcanic and sedimentary formations, a number of small (3- 60 cm in diameter) active mud eruptions discharge CO2-rich gases, mud and NaCl brines. They can be described as mini-volcanoes owing to their typical conic shapes ...

journal_title：Environmental microbiology

authors： Yakimov MM,Giuliano L,Crisafi E,Chernikova TN,Timmis KN,Golyshin PN

更新日期：2002-05-01 00:00:00

abstract：:Photosynthetic dinoflagellates contain a diverse collection of plastid types, a situation believed to have arisen from multiple endosymbiotic events. In addition, a number of heterotrophic (phagotrophic) dinoflagellates possess the ability to acquire chloroplasts temporarily by engulfing algae and retaining their chlo...

journal_title：Environmental microbiology

authors： Gast RJ,Moran DM,Dennett MR,Caron DA

更新日期：2007-01-01 00:00:00

abstract：:Magnetotactic bacteria are a heterologous group of motile prokaryotes, ubiquitous in aquatic habitats and cosmopolitan in distribution. Here, we studied the diversity of magnetotactic bacteria in a seawater pond within an intertidal zone at Huiquan Bay in the China Sea. The pond is composed of a permanently submerged ...

journal_title：Environmental microbiology

authors： Pan H,Zhu K,Song T,Yu-Zhang K,Lefèvre C,Xing S,Liu M,Zhao S,Xiao T,Wu LF

更新日期：2008-05-01 00:00:00

abstract：:Denitrifying bacteria were enriched from freshwater sediment with added nitrate as electron acceptor and crude oil as the only source of organic substrates. The enrichment cultures were used as laboratory model systems for studying the degradative potential of denitrifying bacteria with respect to crude oil constituen...

journal_title：Environmental microbiology

authors： Rabus R,Wilkes H,Schramm A,Harms G,Behrends A,Amann R,Widdel F

更新日期：1999-04-01 00:00:00

abstract：:The effect of the plasmid-encoded rulAB (resistance to ultraviolet radiation) determinant on responses of Pseudomonas syringae to ultraviolet-B (UV-B) radiation and the distribution of rulAB among pathovars of P. syringae were determined. The cloned rulAB determinant and the native rulAB+ plasmid pPSR1 both conferred ...

journal_title：Environmental microbiology

authors： Sundin GW,Murillo J

更新日期：1999-02-01 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：:The Black Sea chemocline represents the largest extant habitat of anoxygenic phototrophic bacteria and harbours a monospecific population of Chlorobium phylotype BS-1. High-sensitivity measurements of underwater irradiance and sulfide revealed that the optical properties of the overlying water column were similar acro...

journal_title：Environmental microbiology

authors： Marschall E,Jogler M,Hessge U,Overmann J

更新日期：2010-05-01 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：:Many bacterial genes and virulence factors are regulated by interbacterial and/or host-parasite chemical signals. We demonstrate that toxin production by a free-living freshwater cyanobacterium is regulated in part by the presence of extracellular products of a eukaryotic green alga. In growth experiments, extracellul...

journal_title：Environmental microbiology

authors： Kearns KD,Hunter MD

更新日期：2000-06-01 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：:Cyanobacteria of the genus Synechococcus are major contributors to global primary productivity and are found in a wide range of aquatic ecosystems. This Synechococcus collective (SC) is metabolically diverse, with some lineages thriving in polar and nutrient-rich locations and others in tropical or riverine waters. Al...

journal_title：Environmental microbiology

authors： Salazar VW,Tschoeke DA,Swings J,Cosenza CA,Mattoso M,Thompson CC,Thompson FL

更新日期：2020-11-01 00:00:00

abstract：:The sulfate-reducing culture N47 can utilize naphthalene or 2-methylnaphthalene as the sole carbon source and electron donor. Here we show that the initial reaction in the naphthalene degradation pathway is a methylation to 2-methylnaphthalene which then undergoes the subsequent oxidation to the central metabolite 2-n...

journal_title：Environmental microbiology

authors： Safinowski M,Meckenstock RU

更新日期：2006-02-01 00:00:00

abstract：:Serratia sp. ATCC 39006 produces intracellular gas vesicles to enable upward flotation in water columns. It also uses flagellar rotation to swim through liquid and swarm across semi-solid surfaces. Flotation and motility can be co-regulated with production of a β-lactam antibiotic (carbapenem carboxylate) and a linear...

journal_title：Environmental microbiology

authors： Quintero-Yanes A,Lee CM,Monson R,Salmond G

更新日期：2020-07-01 00:00:00

abstract：:The actinomycete Amycolatopsis japonicum produces the complexing agent ethylenediamine-disuccinate ([S,S]-EDDS), which is an isomer of the widely industrially applied ethylenediamine-tetraacetate (EDTA). In contrast to EDTA, [S,S]-EDDS is readily biodegradable and is therefore an alternative with a favourable environm...

journal_title：Environmental microbiology

authors： Spohn M,Wohlleben W,Stegmann E

更新日期：2016-04-01 00:00:00

abstract：:Organisms at hydrothermal vents inhabit discontinuous chemical 'islands' along mid-ocean ridges, a scenario that may promote genetic divergence among populations. The 2003 discovery of mussels at the Lost City Hydrothermal Field provided a means of evaluating factors that govern the biogeography of symbiotic bacteria ...

journal_title：Environmental microbiology

authors： DeChaine EG,Bates AE,Shank TM,Cavanaugh CM

更新日期：2006-11-01 00:00:00

abstract：:A meromictic lake ecosystem (Mahoney Lake, BC, Canada) was investigated to elucidate the significance of chemocline bacteria in the total carbon cycle under natural conditions. In this lake, primary production by oxygenic phototrophs was insufficient to support the observed net secondary production of the calanoid cop...

journal_title：Environmental microbiology

authors： Overmann J,Hall KJ,Northcote TG,Beatty JT

更新日期：1999-06-01 00:00:00

abstract：:In this study, the ability of the geoactive fungus Aspergillus niger to colonize and transform manganese nodules from the Clarion-Clipperton Zone in both solid and liquid media was investigated. Aspergillus niger was able to colonize and penetrate manganese nodules embedded in solid medium and effect extensive transfo...

journal_title：Environmental microbiology

authors： Ferrier J,Yang Y,Csetenyi L,Gadd GM

更新日期：2019-05-01 00:00:00

abstract：:Bathycoccus and Ostreococcus are broadly distributed marine picoprasinophyte algae. We enumerated small phytoplankton using flow cytometry and qPCR assays for phylogenetically distinct Bathycoccus clades BI and BII and Ostreococcus clades OI and OII. Among 259 photic-zone samples from transects and time-series, Ostreo...

journal_title：Environmental microbiology

authors： Limardo AJ,Sudek S,Choi CJ,Poirier C,Rii YM,Blum M,Roth R,Goodenough U,Church MJ,Worden AZ

更新日期：2017-08-01 00:00:00

abstract：:The mqsRA operon encodes a toxin-antitoxin pair that was characterized to participate in biofilm and persister cell formation in Escherichia coli. Notably, the antitoxin MqsA possesses a C-terminal DNA-binding domain that recognizes the [5'-AACCT(N)2-4 AGGTT-3'] motif and acts as a transcriptional regulator controllin...

journal_title：Environmental microbiology

authors： Wang Y,Zhang SP,Zhang MY,Kempher ML,Guo DD,Han JT,Tao X,Wu Y,Zhang LQ,He YX

更新日期：2019-05-01 00:00:00

abstract：:Reef-building corals are comprised of close associations between the coral animal, symbiotic zooxanthellae, and a diversity of associated microbes (including Bacteria, Archaea and Fungi). Together, these comprise the coral holobiont - a paradigm that emphasizes the potential contributions of each component to the over...

journal_title：Environmental microbiology

authors： Rypien KL,Ward JR,Azam F

更新日期：2010-01-01 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：:Cultivation-independent surveys of ribosomal RNA genes have revealed the existence of novel microbial lineages, many with no known cultivated representatives. Ribosomal RNA-based analyses, however, often do not provide significant information beyond phylogenetic affiliation. Analysis of large genome fragments recovere...

journal_title：Environmental microbiology

authors： Béjà O,Suzuki MT,Koonin EV,Aravind L,Hadd A,Nguyen LP,Villacorta R,Amjadi M,Garrigues C,Jovanovich SB,Feldman RA,DeLong EF

更新日期：2000-10-01 00:00:00

abstract：:The release of abiotic methane from marine seeps into the atmosphere is a major source of this potent greenhouse gas. Methanotrophic microorganisms in methane seeps use methane as carbon and energy source, thus significantly mitigating global methane emissions. Here, we investigated microbial methane oxidation at the ...

journal_title：Environmental microbiology

authors： Taubert M,Grob C,Crombie A,Howat AM,Burns OJ,Weber M,Lott C,Kaster AK,Vollmers J,Jehmlich N,von Bergen M,Chen Y,Murrell JC

更新日期：2019-10-01 00:00:00