Methanogenesis, sulfate reduction and crude oil biodegradation in hot Alaskan oilfields.

abstract：:Mas5, a yeast heat shock protein classified to the Hsp40 group, is homologous to bacterial archetype DnaJ but functionally unexplored in filamentous fungi. Here we identify a Mas5 homologue (46.86 kDa) in Beauveria bassiana and show its indispensability for host infection and environmental adaptation of the fungal ins...

journal_title：Environmental microbiology

authors： Wang J,Ying SH,Hu Y,Feng MG

更新日期：2016-03-01 00:00:00

abstract：:Sub-seafloor sediments are populated by large numbers of microbial cells but not much is known about their metabolic activities, growth rates and carbon assimilation pathways. Here we introduce a new method enabling the sensitive detection of microbial lipid production and the distinction of auto- and heterotrophic ca...

journal_title：Environmental microbiology

authors： Wegener G,Bausch M,Holler T,Thang NM,Prieto Mollar X,Kellermann MY,Hinrichs KU,Boetius A

更新日期：2012-06-01 00:00:00

abstract：:The distribution of nitrifying bacteria of the genera Nitrosomonas, Nitrosospira, Nitrobacter and Nitrospira was investigated in a membrane-bound biofilm system with opposed supply of oxygen and ammonium. Gradients of oxygen, pH, nitrite and nitrate were determined by means of microsensors while the nitrifying populat...

journal_title：Environmental microbiology

authors： Schramm A,De Beer D,Gieseke A,Amann R

更新日期：2000-12-01 00:00:00

abstract：:Microbial consumption is one of the main processes, along with photolysis and ventilation, that remove the biogenic trace gas dimethylsulfide (DMS) from the surface ocean. Although a few isolates of marine bacteria have been studied for their ability to utilize DMS, little is known about the characteristics or phyloge...

journal_title：Environmental microbiology

authors： Vila-Costa M,Del Valle DA,González JM,Slezak D,Kiene RP,Sánchez O,Simó R

更新日期：2006-12-01 00:00:00

abstract：:Plant-beneficial Pseudomonas spp. competitively colonize the rhizosphere and display plant-growth promotion and/or disease-suppression activities. Some strains within the P. fluorescens species complex produce phenazine derivatives, such as phenazine-1-carboxylic acid. These antimicrobial compounds are broadly inhibit...

journal_title：Environmental microbiology

authors： Biessy A,Novinscak A,Blom J,Léger G,Thomashow LS,Cazorla FM,Josic D,Filion M

更新日期：2019-01-01 00:00:00

abstract：:Cultures of the non-heterocystous cyanobacterium, Leptolyngbya nodulosa, could be grown indefinitely in media devoid of combined nitrogen. Acetylene reduction assays showed that these cultures fixed nitrogen in the dark period of a diurnal cycle under micro-oxygenic or anaerobic conditions. Addition of DCMU to culture...

journal_title：Environmental microbiology

authors： Li Z,Yu J,Kim KR,Brand J

更新日期：2010-05-01 00:00:00

abstract：:Filamentous sulphide-oxidizing Beggiatoa spp. often occur in large numbers in the coastal seabed without forming visible mats on the sediment surface. We studied the diversity, population structure and the nitrate-storing capability of such bacteria in the Danish Limfjorden and the German Wadden Sea. Their distributio...

journal_title：Environmental microbiology

authors： Mussmann M,Schulz HN,Strotmann B,Kjaer T,Nielsen LP,Rosselló-Mora RA,Amann RI,Jørgensen BB

更新日期：2003-06-01 00:00:00

abstract：:Marine Group II archaea are widely distributed in global oceans and dominate the total archaeal community within the upper euphotic zone of temperate waters. However, factors controlling the distribution of MGII are poorly delineated and the physiology and ecological functions of these still-uncultured organisms remai...

journal_title：Environmental microbiology

authors： Xie W,Luo H,Murugapiran SK,Dodsworth JA,Chen S,Sun Y,Hedlund BP,Wang P,Fang H,Deng M,Zhang CL

更新日期：2018-02-01 00:00:00

abstract：:Zoospores of the eukaryotic green seaweed Ulva respond to bacterial N-acylhomoserine lactone (AHL) quorum sensing signal molecules for the selection of surface sites for permanent attachment. In this study we have investigated the production and destruction of AHLs in biofilms of the AHL-producing marine bacterium, Vi...

journal_title：Environmental microbiology

authors： Tait K,Joint I,Daykin M,Milton DL,Williams P,Cámara M

更新日期：2005-02-01 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：: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：: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

abstract：:The Pmk1 and Mps1 MAP kinases are essential for appressorium formation and plant infection in Magnaporthe oryzae. However, their exact roles during invasive growth are not clear because pmk1 and mps1 mutants are defective in penetration. To further characterize their functions after penetration, in this study we expre...

journal_title：Environmental microbiology

authors： Zhang X,Liu W,Li Y,Li G,Xu JR

更新日期：2017-10-01 00:00:00

abstract：:The cattle tick Rhipicephalus (Boophilus) microplus lays eggs in the soil near the roots of grass, or in similar highly moist environments that are prone to biofilm formation. Tick eggs have a protective wax coating that may be a source of nutrients for microorganisms. However, as the eggs remain viable and show no vi...

journal_title：Environmental microbiology

authors： Zimmer KR,Macedo AJ,Giordani RB,Conceição JM,Nicastro GG,Boechat AL,Baldini RL,Abraham WR,Termignoni C

更新日期：2013-07-01 00:00:00

abstract：:Marine Crenarchaeota represent an abundant component of the oceanic microbiota that play an important role in the global nitrogen cycle. Here we report the association of the colonial ascidian Cystodytes dellechiajei with putative ammonia-oxidizing Crenarchaeota that could actively be involved in nitrification inside ...

journal_title：Environmental microbiology

authors： Martínez-García M,Stief P,Díaz-Valdés M,Wanner G,Ramos-Esplá A,Dubilier N,Antón J

更新日期：2008-11-01 00:00:00

abstract：:Biofilms are thin layers of bacteria embedded within a slime matrix that live on surfaces. They are ubiquitous in nature and responsible for many medical and dental infections, industrial fouling and are also evident in ancient fossils. A biofilm structure is shaped by growth, detachment and response to mechanical for...

journal_title：Environmental microbiology

authors： Fabbri S,Li J,Howlin RP,Rmaile A,Gottenbos B,De Jager M,Starke EM,Aspiras M,Ward MT,Cogan NG,Stoodley P

更新日期：2017-11-01 00:00:00

abstract：:The interactions of Vibrio aestuarianus 01/032 with haemolymph of the bivalves Mytilus galloprovincialis and Crassostrea gigas were investigated to understand if haemolymph components (haemocytes and soluble factors) could be involved in the higher resistance to microbial infection shown by mussels in comparison with ...

journal_title：Environmental microbiology

authors： Pezzati E,Canesi L,Damonte G,Salis A,Marsano F,Grande C,Vezzulli L,Pruzzo C

更新日期：2015-11-01 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：: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 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：:Harmful blooms of the cyanobacterium Microcystis sp. have become increasingly pervasive in the San Francisco Estuary Delta (USA) since the early 2000s and their rise has coincided with substantial decreases in several important fish species. Direct and indirect effects Microcystis blooms may have on the Delta food web...

journal_title：Environmental microbiology

authors： Otten TG,Paerl HW,Dreher TW,Kimmerer WJ,Parker AE

更新日期：2017-09-01 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：: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：: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：:Upon entry of Francisella tularensis to macrophages, the Francisella-containing phagosome (FCP) is trafficked into an acidified late endosome-like phagosome with limited fusion to the lysosomes followed by rapid escape into the cytosol where the organism replicates. Although the Francisella Pathogenicity Island (FPI),...

journal_title：Environmental microbiology

authors： Asare R,Abu Kwaik Y

更新日期：2010-09-01 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：: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：:Although the roles of introns have been much debated in eukaryotic organisms, none of them have been functionally characterized in Fusarium graminearum. In this study, we characterized the roles of introns in regulation of fungicide-sensitivity of F. graminearum. β2 tub, cyp51A and myosin-5 are important target genes ...

journal_title：Environmental microbiology

authors： Li Y,Luo S,Jia X,Zhu Y,Chen D,Duan Y,Hou Y,Zhou M

更新日期：2017-10-01 00:00:00

abstract：:Magnetotactic multicellular prokaryotes (MMPs) consist of unique microorganisms formed by genetically identical Gram-negative bacterial that live as a single individual capable of producing magnetic nano-particles called magnetosomes. Two distinct morphotypes of MMPs are known: spherical MMPs (sMMPs) and ellipsoidal M...

journal_title：Environmental microbiology

authors： Leão P,Chen YR,Abreu F,Wang M,Zhang WJ,Zhou K,Xiao T,Wu LF,Lins U

更新日期：2017-06-01 00:00:00

abstract：:Although increasing knowledge suggests that bacteriophages play important roles in regulating microbial ecosystems, phage-bacteria interaction in human oral cavities remains less understood. Here we performed a metagenomic analysis to explore the composition and variation of oral dsDNA phage populations and potential ...

journal_title：Environmental microbiology

authors： Wang J,Gao Y,Zhao F

更新日期：2016-07-01 00:00:00