Construction, characterization, and use of small-insert gene banks of DNA isolated from soil and enrichment cultures for the recovery of novel amidases.

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：: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：:Stable carbon isotope signatures of diagnostic lipid biomarkers have suggested that Roseiflexus spp., the dominant filamentous anoxygenic phototrophic bacteria inhabiting microbial mats of alkaline siliceous hot springs, may be capable of fixing bicarbonate via the 3-hydroxypropionate pathway, which has been character...

journal_title：Environmental microbiology

authors： Klatt CG,Bryant DA,Ward DM

更新日期：2007-08-01 00:00:00

abstract：:Under conditions of iron limitation Pseudomonas fluorescens ATCC 17400 produces two siderophores, pyoverdine, and a second siderophore quinolobactin, which itself results from the hydrolysis of the unstable molecule 8-hydroxy-4-methoxy-2-quinoline thiocarboxylic acid (thioquinolobactin). Pseudomonas fluorescens ATCC 1...

journal_title：Environmental microbiology

authors： Matthijs S,Tehrani KA,Laus G,Jackson RW,Cooper RM,Cornelis P

更新日期：2007-02-01 00:00:00

abstract：:The anaerobic oxidation of methane (AOM) is one of the major sinks for methane on earth and is known to be mediated by at least two phylogenetically different groups of anaerobic methanotrophic Archaea (ANME-I and ANME-II). We present the first comparative in vitro study of the environmental regulation and physiology ...

journal_title：Environmental microbiology

authors： Nauhaus K,Treude T,Boetius A,Krüger M

更新日期：2005-01-01 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：:At deep-sea hydrothermal vents, microbial communities thrive across geochemical gradients above, at, and below the seafloor. In this study, we determined the gene content and transcription patterns of microbial communities and specific populations to understand the taxonomy and metabolism both spatially and temporally...

journal_title：Environmental microbiology

authors： Fortunato CS,Larson B,Butterfield DA,Huber JA

更新日期：2018-02-01 00:00:00

abstract：:Thielaviopsis basicola, a soil-borne pathogen with a broad host range and a cosmopolitan distribution, is emerging as a major risk to sustainable cotton production in Australia. Previous studies suggested that host specialization has occurred making T. basicola an ideal model for a comparative proteomic analysis of st...

journal_title：Environmental microbiology

authors： Coumans JV,Harvey J,Backhouse D,Poljak A,Raftery MJ,Nehl D,Katz ME,Pereg L

更新日期：2011-03-01 00:00:00

abstract：:The d- and l-forms of lactate are important fermentation metabolites produced by intestinal bacteria but are found to negatively affect mucosal barrier function and human health. Both enantiomers of lactate can be converted with acetate into the presumed beneficial butyrate by a phylogenetically related group of anaer...

journal_title：Environmental microbiology

authors： Shetty SA,Boeren S,Bui TPN,Smidt H,de Vos WM

更新日期：2020-11-01 00:00:00

abstract：:Methanogenesis was characterized in hypersaline microbial mats from Guerrero Negro, Baja California Sur, Mexico both in situ and after long-term manipulation in a greenhouse environment. Substrate addition experiments indicate methanogenesis to occur primarily through the catabolic demethylation of non-competitive sub...

journal_title：Environmental microbiology

authors： Smith JM,Green SJ,Kelley CA,Prufert-Bebout L,Bebout BM

更新日期：2008-02-01 00:00:00

abstract：:Photosynthesis versus irradiance curves and their associated photosynthetic parameters from different phototrophic biofilms isolated from an extreme acidic environment (Río Tinto, SW, Spain) were studied in order to relate them to their species composition and the physicochemical characteristics of their respective sa...

journal_title：Environmental microbiology

authors： Souza-Egipsy V,Altamirano M,Amils R,Aguilera A

更新日期：2011-08-01 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：:LecA (PA-IL) is a cytotoxic lectin and adhesin produced by Pseudomonas aeruginosa which binds hydrophobic galactosides with high specificity and affinity. By using a lecA-egfp translation fusion and immunoblot analysis of the biofilm extracellular matrix, we show that lecA is expressed in biofilm-grown cells. In stati...

journal_title：Environmental microbiology

authors： Diggle SP,Stacey RE,Dodd C,Cámara M,Williams P,Winzer K

更新日期：2006-06-01 00:00:00

abstract：:The persistence of S. Enteritidis PT4 was studied on a free-range breeding chicken farm which had been depopulated following identification of the organism in breeding birds. The site was sampled periodically for 26 months after depopulation and the organism was found to persist in litter, dried faeces and feed, but n...

journal_title：Environmental microbiology

authors： Davies RH,Breslin M

更新日期：2003-02-01 00:00:00

abstract：:The marine alphaproteobacterium Roseovarius nubinhibens ISM can produce the gas dimethyl sulfide (DMS) from dimethylsulfoniopropionate (DMSP), a widespread secondary metabolite that occurs in many phytoplankton. Roseovarius possesses a novel gene, termed dddP, which when cloned, confers on Escherichia coli the ability...

journal_title：Environmental microbiology

authors： Todd JD,Curson AR,Dupont CL,Nicholson P,Johnston AW

更新日期：2009-06-01 00:00:00

abstract：:Petrochemical and geological evidence suggest that petroleum in most reservoirs is anaerobically biodegraded to some extent. However, the conditions for this metabolism and the cultivation of the requisite microorganisms are rarely established. Here, we report on microbial hydrocarbon metabolism in two distinct oilfie...

journal_title：Environmental microbiology

authors： Gieg LM,Davidova IA,Duncan KE,Suflita JM

更新日期：2010-11-01 00:00:00

abstract：:Cyanobacteria were the first organisms ever to perform oxygenic photosynthesis and still significantly contribute to primary production on a global scale. To assure the proper functioning of their primary metabolism and cell homeostasis, cyanobacteria must rely on efficient transport systems to cross their multilayere...

journal_title：Environmental microbiology

authors： Gonçalves CF,Pacheco CC,Tamagnini P,Oliveira P

更新日期：2018-07-01 00:00:00

abstract：:Lignocellulose biodegradation, an essential step in terrestrial carbon cycling, generally involves removal of the recalcitrant lignin barrier that otherwise prevents infiltration by microbial polysaccharide hydrolases. However, fungi that cause brown rot of wood, a major route for biomass recycling in coniferous fores...

journal_title：Environmental microbiology

authors： Yelle DJ,Wei D,Ralph J,Hammel KE

更新日期：2011-04-01 00:00:00

abstract：:Previous studies of hot (>80 degrees C) microbial ecosystems have primarily relied on the study of pure cultures or analysis of 16S rDNA sequences. In order to gain more information on anaerobic metabolism by natural communities in hot environments, sediments were collected from a shallow marine hydrothermal vent syst...

journal_title：Environmental microbiology

authors： Tor JM,Amend JP,Lovley DR

更新日期：2003-07-01 00:00:00

abstract：:Direct electron uptake is emerging as a key process for electron transfer in anaerobic microbial communities, both between species and from extracellular sources, such as zero-valent iron (Fe0 ) or cathodic surfaces. In this study, we investigated cathodic electron uptake by Fe0 -corroding Desulfovibrio ferrophilus IS...

journal_title：Environmental microbiology

authors： McCully AL,Spormann AM

更新日期：2020-11-01 00:00:00

abstract：:The well-known role of antibiotics in killing sensitive organisms has been challenged by the effects they exert at subinhibitory concentrations. Unfortunately, there are very few published reports on the advantages these molecules may confer to their producers. This study describes the construction of a genetically ve...

journal_title：Environmental microbiology

authors： Prajapati D,Kumari N,Dave K,Chatupale V,Pohnerkar J

更新日期：2019-02-01 00:00:00

abstract：:Alternative splicing (AS) regulates various biological processes in fungi by extending the cellular proteome. However, comprehensive studies investigating AS in entomopathogenic fungi are lacking. Based on transcriptome data obtained via dual RNA-seq, the first overview of AS events was developed for Beauveria bassian...

journal_title：Environmental microbiology

authors： Dong WX,Ding JL,Gao Y,Peng YJ,Feng MG,Ying SH

更新日期：2017-10-01 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：: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：: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：:It is well recognized that a dynamic biofilm develops upon plant biomass in the herbivore gastrointestinal tract, but this component of the microbiome has not previously been specifically sampled, or directly compared with the biodiversity present in the planktonic fraction of digesta. In this study, the digesta colle...

journal_title：Environmental microbiology

authors： Larue R,Yu Z,Parisi VA,Egan AR,Morrison M

更新日期：2005-04-01 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：:The roles of individual bacterioplankton species in the re-mineralization of algal biomass are poorly understood. Evidence from molecular data had indicated that a spring diatom bloom in the German Bight of the North Sea in 2009 was followed by a rapid succession of uncultivated bacterioplankton species, including mem...

journal_title：Environmental microbiology

authors： Hahnke RL,Bennke CM,Fuchs BM,Mann AJ,Rhiel E,Teeling H,Amann R,Harder J

更新日期：2015-10-01 00:00:00

abstract：:It is generally assumed that acquisition of antibiotic resistance leads to non-specific fitness costs. We have tested the alternative hypothesis that acquisition of antibiotic resistance may not always produce a general burden to the microorganisms, as measured in competition tests, but rather lead to specific changes...

journal_title：Environmental microbiology

authors： Olivares J,Alvarez-Ortega C,Linares JF,Rojo F,Köhler T,Martínez JL

更新日期：2012-08-01 00:00:00

abstract：:In diseased piglets from two Dutch pig-breeding farms with neonatal diarrhoea for more than a year, culture and PCR analyses identified the involved microorganism as Clostridium difficile PCR ribotype 078 harbouring toxin A (tcdA) and B (tcdB), and binary toxin genes. Isolated strains showed a 39 bp deletion in the tc...

journal_title：Environmental microbiology

authors： Debast SB,van Leengoed LA,Goorhuis A,Harmanus C,Kuijper EJ,Bergwerff AA

更新日期：2009-02-01 00:00:00