Attachment between heterotrophic bacteria and microalgae influences symbiotic microscale interactions.

abstract：:The catalase family of Beauveria bassiana (fungal entomopathogen) consists of catA (spore-specific), catB (secreted), catP (peroxisomal), catC (cytoplasmic) and catD (secreted peroxidase/catalase), which were distinguished in phylogeny and structure and functionally characterized by constructing single-gene disrupted ...

journal_title：Environmental microbiology

authors： Wang ZL,Zhang LB,Ying SH,Feng MG

更新日期：2013-02-01 00:00:00

abstract：:In August 2008, Kasatochi volcano erupted and buried a small island in pyroclastic deposits and fine ash; since then, microbes, plants and birds have begun to re-colonize the initially sterile surface. Five years post-eruption, bacterial 16S rRNA gene and fungal internal transcribed spacer (ITS) copy numbers and extra...

journal_title：Environmental microbiology

authors： Zeglin LH,Wang B,Waythomas C,Rainey F,Talbot SL

更新日期：2016-01-01 00:00:00

abstract：:Heterocyst-forming cyanobacteria are filamentous organisms that perform oxygenic photosynthesis and CO2 fixation in vegetative cells and nitrogen fixation in heterocysts, which are formed under deprivation of combined nitrogen. These organisms can acclimate to use different sources of nitrogen and respond to different...

journal_title：Environmental microbiology

authors： Herrero A,Flores E

更新日期：2019-01-01 00:00:00

abstract：:Photosynthetic microorganisms play a crucial role in the marine environment. In vast areas of the oceans, marine primary productivity is performed by cells smaller than 2-3 micro m (picoplankton). Here, we report on molecular analyses of the conserved photosynthetic psbA gene (coding for protein D1 of photosystem II r...

journal_title：Environmental microbiology

authors： Zeidner G,Preston CM,Delong EF,Massana R,Post AF,Scanlan DJ,Béjà O

更新日期：2003-03-01 00:00:00

abstract：:During adaptation to environments, bacteria employ two-component signal transduction systems, which contain histidine kinases and response regulators, to sense and respond to exogenous and cellular stimuli in an accurate spatio-temporal manner. Although the protein phosphorylation process between histidine kinase and ...

journal_title：Environmental microbiology

authors： Wang FF,Deng CY,Cai Z,Wang T,Wang L,Wang XZ,Chen XY,Fang RX,Qian W

更新日期：2014-07-01 00:00:00

abstract：:Ecteinascidin 743 (ET-743, Yondelis) is a clinically approved chemotherapeutic natural product isolated from the Caribbean mangrove tunicate Ecteinascidia turbinata. Researchers have long suspected that a microorganism may be the true producer of the anticancer drug, but its genome has remained elusive due to our inab...

journal_title：Environmental microbiology

authors： Schofield MM,Jain S,Porat D,Dick GJ,Sherman DH

更新日期：2015-10-01 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：: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：:We designed and tested a set of specific primers for specific PCR amplification of the biotin carboxylase subunit gene (accC) of the Acetyl CoA carboxylase (ACCase) enzyme. The primer set yielded a PCR product of c. 460 bp that was suitable for denaturing gradient gel electrophoresis (DGGE) fingerprinting followed by ...

journal_title：Environmental microbiology

authors： Auguet JC,Borrego CM,Bañeras L,Casamayor EO

更新日期：2008-10-01 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：:Although Vibrio cholerae is a human pathogen its primary habitat are aquatic environments. In this environment, V.cholerae takes advantage of the abundance of zooplankton, whose chitinous exoskeletons provide a nutritious surface. Chitin also induces the developmental programme of natural competence in several species...

journal_title：Environmental microbiology

authors： Blokesch M

更新日期：2012-08-01 00:00:00

abstract：:Pseudomonas aeruginosa is a widely distributed environmental bacterium but is also an opportunistic pathogen that represents an important health hazard due to its high intrinsic antibiotic resistance and its production of virulence factors. The genetic structure of P. aeruginosa populations using whole genome sequence...

journal_title：Environmental microbiology

authors： García-Ulloa M 2nd,Ponce-Soto GY,González-Valdez A,González-Pedrajo B,Díaz-Guerrero M,Souza V,Soberón-Chávez G

更新日期：2019-08-01 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：: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：:Microbial communities in natural ecosystems are subject to strong ecological rules. The study of local communities along a regional metacommunity can reveal patterns of community assembly, and disentangle the underlying ecological processes. In particular, we seek drivers of community assembly at the regional scale us...

journal_title：Environmental microbiology

authors： Ortiz-Álvarez R,Cáliz J,Camarero L,Casamayor EO

更新日期：2020-01-01 00:00:00

abstract：:The cosmopolitan coccolithophore Emiliania huxleyi is characterized by a strongly differentiated haplodiplontic life cycle consisting of a diploid phase, generally bearing coccoliths (calcified) but that can be also non-calcified, and a non-calcified biflagellated haploid phase. Given most studies have focused on the ...

journal_title：Environmental microbiology

authors： Frada MJ,Bidle KD,Probert I,de Vargas C

更新日期：2012-06-01 00:00:00

abstract：:The stratified water column of the Black Sea produces a vertical succession of redox zones, stimulating microbial activity at the interfaces. Our study of intact polar membrane lipids (IPLs) in suspended particulate matter and sediments highlights their potential as biomarkers for assessing the taxonomic composition o...

journal_title：Environmental microbiology

authors： Schubotz F,Wakeham SG,Lipp JS,Fredricks HF,Hinrichs KU

更新日期：2009-10-01 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：: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：:Diverse methylotrophic bacteria were isolated from the tongue, and supra- and subgingival plaque in the mouths of volunteers and patients with periodontitis. One-carbon compounds such as dimethylsulfide in the mouth are likely to be used as growth substrates for these organisms. Methylotrophic strains of Bacillus, Bre...

journal_title：Environmental microbiology

authors： Anesti V,McDonald IR,Ramaswamy M,Wade WG,Kelly DP,Wood AP

更新日期：2005-08-01 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：:The N2 -fixing (diazotrophic) community in marine ecosystems is dominated by non-cyanobacterial microorganisms. Yet, very little is known about their identity, function and ecological relevance due to a lack of cultured representatives. Here we report a novel heterotrophic diazotroph isolated from the oxygen minimum z...

journal_title：Environmental microbiology

authors： Martínez-Pérez C,Mohr W,Schwedt A,Dürschlag J,Callbeck CM,Schunck H,Dekaezemacker J,Buckner CRT,Lavik G,Fuchs BM,Kuypers MMM

更新日期：2018-02-01 00:00:00

abstract：:Microorganisms regulate the composition of their membranes in response to environmental cues. Many Archaea maintain the fluidity and permeability of their membranes by adjusting the number of cyclic moieties within the cores of their glycerol dibiphytanyl glycerol tetraether (GDGT) lipids. Cyclized GDGTs increase memb...

journal_title：Environmental microbiology

authors： Zhou A,Weber Y,Chiu BK,Elling FJ,Cobban AB,Pearson A,Leavitt WD

更新日期：2020-01-01 00:00:00

abstract：:Secondary metabolites (SMs) are crucial for fungi and vary in function from beneficial antibiotics to pathogenicity factors. To generate diversified SMs that enable different functions, SM-coding regions rapidly evolve in fungal genomes. However, the driving force and genetic mechanism of fungal SM diversification in ...

journal_title：Environmental microbiology

authors： Zhong Z,Lin L,Zheng H,Bao J,Chen M,Zhang L,Tang W,Ebbole DJ,Wang Z

更新日期：2020-07-01 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：:Many plant-associated fungi host endosymbiotic endobacteria with reduced genomes. While endobacteria play important roles in these tri-partite plant-fungal-endobacterial systems, the active physiology of fungal endobacteria has not been characterized extensively by systems biology approaches. Here, we use integrated p...

journal_title：Environmental microbiology

authors： Li Z,Yao Q,Dearth SP,Entler MR,Castro Gonzalez HF,Uehling JK,Vilgalys RJ,Hurst GB,Campagna SR,Labbé JL,Pan C

更新日期：2017-03-01 00:00:00

abstract：:Aquatic sediments harbour diverse microbial communities that mediate organic matter degradation and influence biogeochemical cycles. The pool of bioavailable carbon continuously changes as a result of abiotic processes and microbial activity. It remains unclear how microbial communities respond to heterogeneous organi...

journal_title：Environmental microbiology

authors： Mahmoudi N,Beaupré SR,Steen AD,Pearson A

更新日期：2017-07-01 00:00:00

abstract：:The bacterial metabolite and transition metal chelator pyridine-2,6-dithiocarboxylic acid (PDTC), promotes a novel and effective means of dechlorination of the toxic and carcinogenic pollutant, carbon tetrachloride. Pyridine-2,6-dithiocarboxylic acid has been presumed to act as a siderophore in the Pseudomonas strains...

journal_title：Environmental microbiology

authors： Lewis TA,Leach L,Morales S,Austin PR,Hartwell HJ,Kaplan B,Forker C,Meyer JM

更新日期：2004-02-01 00:00:00

abstract：:The aromatic hydrocarbon naphthalene, which occurs in coal and oil, can be degraded by aerobic or anaerobic microorganisms. A wide-spread electron acceptor for the latter is sulfate. Evidence for in situ naphthalene degradation stems in particular from the detection of 2-naphthoate and [5,6,7,8]-tetrahydro-2-naphthoat...

journal_title：Environmental microbiology

authors： Chen G,Widdel F,Musat F

更新日期：2020-09-01 00:00:00

abstract：:We reconstructed the complete 2.4 Mb-long genome of a previously uncultivated epsilonproteobacterium, Candidatus Sulfuricurvum sp. RIFRC-1, via assembly of short-read shotgun metagenomic data using a complexity reduction approach. Genome-based comparisons indicate the bacterium is a novel species within the Sulfuricur...

journal_title：Environmental microbiology

authors： Handley KM,Bartels D,O'Loughlin EJ,Williams KH,Trimble WL,Skinner K,Gilbert JA,Desai N,Glass EM,Paczian T,Wilke A,Antonopoulos D,Kemner KM,Meyer F

更新日期：2014-11-01 00:00:00