Proton-pumping rhodopsins are abundantly expressed by microbial eukaryotes in a high-Arctic fjord.

abstract：:Several diazotrophic species of Azoarcus spp. occur as endophytes in the pioneer plant Kallar grass. The purpose of this study was to screen Asian wild rice and cultivated Oryza sativa varieties for natural association with these endophytes. Populations of culturable diazotrophs in surface-sterilized roots were charac...

journal_title：Environmental microbiology

authors： Engelhard M,Hurek T,Reinhold-Hurek B

更新日期：2000-04-01 00:00:00

abstract：:Very few marine microbial communities are well characterized even with the weight of research effort presently devoted to it. Only a small proportion of this effort has been aimed at investigating temporal community structure. Here we present the first report of the application of high-throughput pyrosequencing to inv...

journal_title：Environmental microbiology

authors： Gilbert JA,Field D,Swift P,Newbold L,Oliver A,Smyth T,Somerfield PJ,Huse S,Joint I

更新日期：2009-12-01 00:00:00

abstract：:Resting spore formation of some aphid-pathogenic Entomophthorales is important for the seasonal pattern of their prevalence and survival but this process is poorly understood. To explore the possible mechanism involved in the process, Pandora nouryi (obligate aphid pathogen) interacted with green peach aphid Myzus per...

journal_title：Environmental microbiology

authors： Huang ZH,Feng MG

更新日期：2008-07-01 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：:Viral production was determined in the sub-Antarctic zone (SAZ) to the southwest and southeast of Tasmania and in the Polar Frontal zone (PFZ) of the Australian sector of the Southern Ocean during Austral summer (January-February 2007). Concentrations of viruses were the lowest (6.6 x 10(9) particles l(-1)) in the PFZ...

journal_title：Environmental microbiology

authors： Evans C,Pearce I,Brussaard CP

更新日期：2009-11-01 00:00:00

abstract：:An organism's metabolic activity leaves an extracellular footprint and dynamic changes in this exometabolome inform about nutrient uptake, waste disposal and signalling activities. Using non-targeted mass spectrometry, we report exometabolome dynamics of hypoxia-induced, non-replicating mycobacteria that are thought t...

journal_title：Environmental microbiology

authors： Zimmermann M,Kuehne A,Boshoff HI,Barry CE 3rd,Zamboni N,Sauer U

更新日期：2015-11-01 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：:Manganese chemistry in soils is a function of complex, competing biotic and abiotic reactions. The role of soil-borne fungi in mediating these reactions is poorly understood. The objective of this article is to document direct observation of fungal Mn oxidation in soil under near in situ conditions, and to isolate, de...

journal_title：Environmental microbiology

authors： Thompson IA,Huber DM,Guest CA,Schulze DG

更新日期：2005-09-01 00:00:00

abstract：:Sinorhizobium fredii HH103 RifR , a broad-host-range rhizobial strain, forms ineffective nodules with Lotus japonicus but induces nitrogen-fixing nodules in Lotus burttii roots that are infected by intercellular entry. Here we show that HH103 RifR nolR or nodD2 mutants gain the ability to induce infection thread forma...

journal_title：Environmental microbiology

authors： Acosta-Jurado S,Rodríguez-Navarro DN,Kawaharada Y,Rodríguez-Carvajal MA,Gil-Serrano A,Soria-Díaz ME,Pérez-Montaño F,Fernández-Perea J,Niu Y,Alias-Villegas C,Jiménez-Guerrero I,Navarro-Gómez P,López-Baena FJ,Kelly S,Sandal N,

更新日期：2019-05-01 00:00:00

abstract：:A companion study indicated that approximately 30% of cultivable soil bacteria may contain inducible prophage; however, the degree to which this cultivation-based estimate applies to autochthonous communities of soil bacteria is unknown. To estimate the prevalence of lysogeny within soil bacterial communities, inducti...

journal_title：Environmental microbiology

authors： Williamson KE,Radosevich M,Smith DW,Wommack KE

更新日期：2007-10-01 00:00:00

abstract：:Marine fish larvae are immature upon hatching, and share their environment with high numbers of bacteria. The microbial communities associated with developing fish larvae might be structured by other factors than those important in developing terrestrial animals. Here, we analysed the beta (β)-diversity of the microbi...

journal_title：Environmental microbiology

authors： Bakke I,Coward E,Andersen T,Vadstein O

更新日期：2015-10-01 00:00:00

abstract：:The trophic linkage between marine bacteria and phytoplankton in the surface ocean is a key step in the global carbon cycle, with almost half of marine primary production transformed by heterotrophic bacterioplankton within hours to weeks of fixation. Early studies conceptualized this link as the passive addition and ...

journal_title：Environmental microbiology

authors： Durham BP,Dearth SP,Sharma S,Amin SA,Smith CB,Campagna SR,Armbrust EV,Moran MA

更新日期：2017-09-01 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：: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：:Paclele Mici is a terrestrial mud volcano field located in the Carpathian Mountains (Romania), where thermal alteration of sedimentary organic compounds leads to methane, higher hydrocarbons and other petroleum compounds that are continuously released into the environment. The hydrocarbons represent potential substrat...

journal_title：Environmental microbiology

authors： Alain K,Holler T,Musat F,Elvert M,Treude T,Krüger M

更新日期：2006-04-01 00:00:00

abstract：:Patterns of aerobic methane (CH4) oxidation and associated methanotroph community composition were investigated during the development of seasonal stratification in Mono Lake, California (USA). CH4 oxidation rates were measured using a tritiated CH4 radiotracer technique. Fluorescence in situ hybridization (FISH), den...

journal_title：Environmental microbiology

authors： Carini S,Bano N,LeCleir G,Joye SB

更新日期：2005-08-01 00:00:00

abstract：:Environmental SSU rDNA-based surveys are contributing to the dramatic revision of eukaryotic high-level diversity and phylogeny as the number of sequence data increases. This ongoing revolution gives the opportunity to test for the presence of some eukaryotic taxa in environments where they have not been found using c...

journal_title：Environmental microbiology

authors： Lejzerowicz F,Pawlowski J,Fraissinet-Tachet L,Marmeisse R

更新日期：2010-09-01 00:00:00

abstract：:Halogenated organic compounds, also termed organohalogens, were initially considered to be of almost exclusively anthropogenic origin. However, over 5000 naturally synthesized organohalogens are known today. This has also fuelled the hypothesis that the natural and ancient origin of organohalogens could have primed de...

journal_title：Environmental microbiology

authors： Atashgahi S,Häggblom MM,Smidt H

更新日期：2018-03-01 00:00:00

abstract：:Phosphonoacetate is regarded as an antiviral xenobiotic whose mineralization can be catalysed by an enzyme, phosphonoacetate hydrolase, encoded by the phnA gene. To date the enzyme's activity has been detected in only a limited number of bacteria. Its expression has been shown to occur in a manner independent of the p...

journal_title：Environmental microbiology

authors： Panas P,Ternan NG,Dooley JS,McMullan G

更新日期：2006-05-01 00:00:00

abstract：:Chemolithoautotrophic nitrite oxidizers of the genus Nitrospira are a monophyletic but diverse group of organisms, are widely distributed in many natural habitats, and play a key role in nitrogen elimination during biological wastewater treatment. Phylogenetic analyses of cloned 16S rRNA genes and fluorescence in situ...

journal_title：Environmental microbiology

authors： Maixner F,Noguera DR,Anneser B,Stoecker K,Wegl G,Wagner M,Daims H

更新日期：2006-08-01 00:00:00

abstract：:Despite its environmental robustness Pseudomonas putida strain KT2440 is very sensitive to DNA damage and displays poor homologous recombination efficiencies. To gain an insight into this deficiency isogenic ∆recA and ∆lexA1 derivatives of prophage-free strain P. putida EM173 were generated and responses of the recA a...

journal_title：Environmental microbiology

authors： Akkaya Ö,Aparicio T,Pérez-Pantoja D,de Lorenzo V

更新日期：2021-01-03 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：:The Bacillus cereus Group comprises organisms that are widely distributed in the environment and are of health and economic interest. We demonstrate an 'ecotypic' structure of populations in the B. cereus Group using (i) molecular data from Fluorescent Amplified Fragment Length Polymorphism patterns, ribosomal gene se...

journal_title：Environmental microbiology

authors： Guinebretière MH,Thompson FL,Sorokin A,Normand P,Dawyndt P,Ehling-Schulz M,Svensson B,Sanchis V,Nguyen-The C,Heyndrickx M,De Vos P

更新日期：2008-04-01 00:00:00

abstract：:Geothermal springs are essentially unaffected by environmental conditions aboveground as they are continuously supplied with subsurface water with little variability in chemistry. Therefore, changes in their microbial community composition and function, especially over a long period, are expected to be limited but thi...

journal_title：Environmental microbiology

authors： Meziti A,Nikouli E,Hatt JK,Konstantinidis KT,Kormas KA

更新日期：2020-12-21 00:00:00

abstract：:Autophagy is a conserved degradation system in eukaryotic cells that includes non-selective and selective processes. Selective autophagy functions as a selective degradation mechanism for specific substrates in which autophagy-related protein 11 (ATG11) acts as an essential scaffold protein. In B. bassiana, there is a...

journal_title：Environmental microbiology

authors： Ding JL,Peng YJ,Chu XL,Feng MG,Ying SH

更新日期：2018-09-01 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：:In this paper we present the in silico assessment of the diversity of variable regions of the small subunit ribosomal RNA (SSU rRNA) gene based on an ecosystem-specific curated database, describe a probe design procedure based on two hypervariable regions with minimal redundancy and test the potential of such probe de...

journal_title：Environmental microbiology

authors： Rajilić-Stojanović M,Heilig HG,Molenaar D,Kajander K,Surakka A,Smidt H,de Vos WM

更新日期：2009-07-01 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：:Bacteriophages, the viruses that infect bacteria, are the most abundant biological entities in the biosphere and play a key role in global biogeochemical cycling. All T4-type bacteriophage isolates tested so far have a conserved genetic module that encodes the virion components including gene 23 (g23), the major capsi...

journal_title：Environmental microbiology

authors： Jia Z,Ishihara R,Nakajima Y,Asakawa S,Kimura M

更新日期：2007-04-01 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