Off-axis symbiosis found: Characterization and biogeography of bacterial symbionts of Bathymodiolus mussels from Lost City hydrothermal vents.

abstract：:Autotrophic ammonia oxidation occurs in acid soils, even though laboratory cultures of isolated ammonia oxidizing bacteria fail to grow below neutral pH. To investigate whether archaea possessing ammonia monooxygenase genes were responsible for autotrophic nitrification in acid soils, the community structure and phylo...

journal_title：Environmental microbiology

authors： Nicol GW,Leininger S,Schleper C,Prosser JI

更新日期：2008-11-01 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：:Marine sponges constitute major parts of coral reefs and deep-water communities. They often harbour high amounts of phylogenetically and physiologically diverse microbes, which are so far poorly characterized. Many of these sponges regulate their internal oxygen concentration by modulating their ventilation behaviour ...

journal_title：Environmental microbiology

authors： Hoffmann F,Radax R,Woebken D,Holtappels M,Lavik G,Rapp HT,Schläppy ML,Schleper C,Kuypers MM

更新日期：2009-09-01 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：:Cell cycle regulation is pivotal for proper cell division and cellular differentiation in eukaryotic cells. The central regulators that govern eukaryotic cell cycle progression are cyclin-dependent kinases (CDKs) and their partners. Here, we report that Magnaporthe oryzae CKS1 encodes a cyclin-dependent kinase subunit...

journal_title：Environmental microbiology

authors： Yue X,Que Y,Deng S,Xu L,Oses-Ruiz M,Talbot NJ,Peng Y,Wang Z

更新日期：2017-10-01 00:00:00

abstract：:The activated sludge process relies on the formation of strong microbial flocs. The knowledge about dominant floc-forming bacteria is at present very limited, especially from a phylogenetic perspective. In this study, numerous microcolonies in the activated sludge flocs were found to be targeted by a Betaproteobacteri...

journal_title：Environmental microbiology

authors： Thomsen TR,Nielsen JL,Ramsing NB,Nielsen PH

更新日期：2004-05-01 00:00:00

abstract：:Obligate acidophilic members of the thaumarchaeotal genus Candidatus Nitrosotalea play an important role in nitrification in acidic soils, but their evolutionary and physiological adaptations to acidic environments are still poorly understood, with only a single member of this genus (Ca. N. devanaterra) having its gen...

journal_title：Environmental microbiology

authors： Herbold CW,Lehtovirta-Morley LE,Jung MY,Jehmlich N,Hausmann B,Han P,Loy A,Pester M,Sayavedra-Soto LA,Rhee SK,Prosser JI,Nicol GW,Wagner M,Gubry-Rangin C

更新日期：2017-12-01 00:00:00

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：: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：:Microbial communities interplay with their environment through their functional traits that can be a response or an effect on the environment. Here, we explore how a functional trait-the decomposition of organic matter, can be addressed based on genetic markers and how the expression of these markers reflect ecologica...

journal_title：Environmental microbiology

authors： Barbi F,Kohler A,Barry K,Baskaran P,Daum C,Fauchery L,Ihrmark K,Kuo A,LaButti K,Lipzen A,Morin E,Grigoriev IV,Henrissat B,Lindahl BD,Martin F

更新日期：2020-03-01 00:00:00

abstract：:The effect of environmental conditions, especially ammonium concentration, on community composition and nitrification activity of nitrifying bacterial biofilms in a pilot wastewater treatment plant was examined. A decreasing ammonium gradient was created when four aerated tanks with suspended carrier material were ser...

journal_title：Environmental microbiology

authors： Lydmark P,Almstrand R,Samuelsson K,Mattsson A,Sörensson F,Lindgren PE,Hermansson M

更新日期：2007-09-01 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：:High-throughput sequencing (HTS) surveys, among the most common approaches currently used in environmental microbiology, require reliable reference databases to be correctly interpreted. The EukRef Initiative (eukref.org) is a community effort to manually screen available small subunit (SSU) rRNA gene sequences and pr...

journal_title：Environmental microbiology

authors： Boscaro V,Santoferrara LF,Zhang Q,Gentekaki E,Syberg-Olsen MJ,Del Campo J,Keeling PJ

更新日期：2018-06-01 00:00:00

abstract：:Arbuscular mycorrhizal (AM) fungi can improve iron (Fe) acquisition of their host plants. Here, we report a characterization of two components of the high-affinity reductive Fe uptake system of Rhizophagus irregularis, the ferric reductase (RiFRE1) and the high affinity Fe permeases (RiFTR1-2). In the extraradical myc...

journal_title：Environmental microbiology

authors： Tamayo E,Knight SAB,Valderas A,Dancis A,Ferrol N

更新日期：2018-05-01 00:00:00

abstract：:In January 1997, the tanker Nakhodka sank in the Japan Sea, and more than 5000 tons of heavy oil leaked. The released oil contaminated more than 500 km of the coastline, and some still remained even by June 1999. To investigate the long-term influence of the Nakhodka oil spill on marine bacterial populations, sea wate...

journal_title：Environmental microbiology

authors： Kasai Y,Kishira H,Syutsubo K,Harayama S

更新日期：2001-04-01 00:00:00

abstract：:T4-like myoviruses are ubiquitous, and their genes are among the most abundant documented in ocean systems. Here we compare 26 T4-like genomes, including 10 from non-cyanobacterial myoviruses, and 16 from marine cyanobacterial myoviruses (cyanophages) isolated on diverse Prochlorococcus or Synechococcus hosts. A core ...

journal_title：Environmental microbiology

authors： Sullivan MB,Huang KH,Ignacio-Espinoza JC,Berlin AM,Kelly L,Weigele PR,DeFrancesco AS,Kern SE,Thompson LR,Young S,Yandava C,Fu R,Krastins B,Chase M,Sarracino D,Osburne MS,Henn MR,Chisholm SW

更新日期：2010-11-01 00:00:00

abstract：:The green sulfur bacteria, the Chlorobi, are phototrophic bacteria that oxidize sulfide and deposit extracellular elemental sulfur globules [S(0)]. These are subsequently consumed after sulfide is exhausted. S(0) globules from a Chlorobaculum tepidum mutant strain were purified and used to show that the wild-type stra...

journal_title：Environmental microbiology

authors： Hanson TE,Bonsu E,Tuerk A,Marnocha CL,Powell DH,Chan CS

更新日期：2016-09-01 00:00:00

abstract：:Thin, vertically structured topsoil communities that become ecologically important in arid regions (biological soil crusts or BSCs) are responsible for much of the nitrogen inputs into pristine arid lands. We studied N(2) fixation and ammonium oxidation (AO) at subcentimetre resolution within BSCs from the Colorado Pl...

journal_title：Environmental microbiology

authors： Johnson SL,Budinoff CR,Belnap J,Garcia-Pichel F

更新日期：2005-01-01 00:00:00

abstract：:Heterotrophic Proteobacteria and Actinobacteria were isolated from Lake Matano, Indonesia, a stratified, ferruginous (iron-rich), ultra-oligotrophic lake with phosphate concentrations below 50 nM. Here, we describe the growth of eight strains of heterotrophic bacteria on a variety of soluble and insoluble sources of p...

journal_title：Environmental microbiology

authors： Yao M,Elling FJ,Jones C,Nomosatryo S,Long CP,Crowe SA,Antoniewicz MR,Hinrichs KU,Maresca JA

更新日期：2016-02-01 00:00:00

abstract：:Aerotaxis of two sulphate-reducing bacteria, the freshwater strain Desulfovibrio desulfuricans CSN (DSM 9104) and the marine strain Desulfovibrio oxyclinae N13 (DSM 11498), was studied using capillary microslides, microscopy and oxygen microsensors. The bacteria formed ring-shaped bands in oxygen diffusion gradients s...

journal_title：Environmental microbiology

authors： Eschemann A,Kühl M,Cypionka H

更新日期：1999-12-01 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：: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 molecular mechanisms behind the mutagenic effect of reactive oxygen species (ROS) released by defective metabolization of xenobiotic 2,4-dinitrotoluene (DNT) by a still-evolving degradation pathway were studied. To this end, the genes required for biodegradation of DNT from Burkholderia cepacia R34 were implanted ...

journal_title：Environmental microbiology

authors： Akkaya Ö,Nikel PI,Pérez-Pantoja D,de Lorenzo V

更新日期：2019-01-01 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：:Mucormycosis is an emergent, fatal fungal infection of humans and warm-blooded animals caused by species of the order Mucorales. Immune cells of the innate immune system serve as the first line of defence against inhaled spores. Alveolar macrophages were challenged with the mucoralean fungus Lichtheimia corymbifera an...

journal_title：Environmental microbiology

authors： Hassan MIA,Kruse JM,Krüger T,Dahse HM,Cseresnyés Z,Blango MG,Slevogt H,Hörhold F,Ast V,König R,Figge MT,Kniemeyer O,Brakhage AA,Voigt K

更新日期：2020-09-01 00:00:00

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：:Soluble manganese in the intermediate +III oxidation state (Mn3+ ) is a newly identified oxidant in anoxic environments, whereas acetate is a naturally abundant substrate that fuels microbial activity. Microbial populations coupling anaerobic acetate oxidation to Mn3+ reduction, however, have yet to be identified. We ...

journal_title：Environmental microbiology

authors： Szeinbaum N,Lin H,Brandes JA,Taillefert M,Glass JB,DiChristina TJ

更新日期：2017-09-01 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：:Using DNA obtained from the metagenome of an anaerobic digestor in a waste water treatment plant, we constructed a gene library cloned in the wide host-range cosmid pLAFR3. One cosmid enabled Rhizobium leguminosarum to grow on ethanol as sole carbon and energy source, this being due to the presence of a gene, termed a...

journal_title：Environmental microbiology

authors： Wexler M,Bond PL,Richardson DJ,Johnston AW

更新日期：2005-12-01 00:00:00

abstract：:Wheat stripe rust, caused by Puccinia striiformis f. sp. tritici (Pst), is an important disease in Canada. The worldwide genetic structure of Pst populations have been characterized, excluding Canada. Here, we elucidated the genetic structure of the western Canadian Pst population using molecular markers, revealing th...

journal_title：Environmental microbiology

authors： Brar GS,Ali S,Qutob D,Ambrose S,Lou K,Maclachlan R,Pozniak CJ,Fu YB,Sharpe AG,Kutcher HR

更新日期：2018-04-01 00:00:00