Phytoplankton succession affects the composition of Polynucleobacter subtypes in humic lakes.

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：:Syntrophomonas wolfei is a specialist, evolutionarily adapted for syntrophic growth with methanogens and other hydrogen- and/or formate-using microorganisms. This slow-growing anaerobe has three putative ribosome RNA operons, each of which has 16S rRNA and 23S rRNA genes of different length and multiple 5S rRNA genes....

journal_title：Environmental microbiology

authors： Sieber JR,Sims DR,Han C,Kim E,Lykidis A,Lapidus AL,McDonnald E,Rohlin L,Culley DE,Gunsalus R,McInerney MJ

更新日期：2010-08-01 00:00:00

abstract：:The APSES protein family comprises a conserved class of fungus-specific transcriptional regulators. Some members have been identified in partial ascomycetes. In this study, the APSES protein StuA (AoStuA) of the nematode-trapping fungus Arthrobotrys oligospora was characterized. Compared with the wild-type (WT) strain...

journal_title：Environmental microbiology

authors： Xie M,Wang Y,Tang L,Yang L,Zhou D,Li Q,Niu X,Zhang KQ,Yang J

更新日期：2019-12-01 00:00:00

abstract：:The presence of aerobic anoxygenic phototrophs (AAPs) was recently reported from various marine environments; however, there is little information regarding their distribution in fresh waters. We surveyed a number of freshwater systems in central Europe, by infra-red fluorometry, infra-red epifluorescence microscopy, ...

journal_title：Environmental microbiology

authors： Masín M,Nedoma J,Pechar L,Koblízek M

更新日期：2008-08-01 00:00:00

abstract：:Root endophytic fungi are found in a great variety of plants and ecosystems, but the ecological drivers of their biogeographic distribution are poorly understood. Here, we investigate the occurrence of root endophytes in the non-mycorrhizal plant genus Microthlaspi, and the effect of environmental factors and geograph...

journal_title：Environmental microbiology

authors： Glynou K,Ali T,Buch AK,Haghi Kia S,Ploch S,Xia X,Çelik A,Thines M,Maciá-Vicente JG

更新日期：2016-09-01 00:00:00

abstract：:Appressorium formation plays a critical role in Magnaporthe oryzae. Mst50 is an adapter protein of the Mst11-Mst7-Pmk1 cascade that is essential for appressorium formation. To further characterize its functions, affinity purification was used to identify Mst50-interacting proteins (MIPs) in this study. Two of the MIPs...

journal_title：Environmental microbiology

authors： Li G,Zhang X,Tian H,Choi YE,Tao WA,Xu JR

更新日期：2017-05-01 00:00:00

abstract：:We investigated to what extent a European songbird (Parus major) selectively transmits and amplifies Borrelia burgdorferi s.l. bacteria. Borrelia-naïve birds were recurrently exposed to Ixodes ricinus nymphs carrying a community of more than 34 5S-23S genotypes belonging to five genospecies (Borrelia garinii, Borrelia...

journal_title：Environmental microbiology

authors： Heylen D,Matthysen E,Fonville M,Sprong H

更新日期：2014-09-01 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：:Global change models indicate that rainfall patterns are likely to shift towards more extreme events concurrent with increasing atmospheric carbon dioxide concentration ([CO2 ]). Both changes in [CO2 ] and rainfall regime are known to impact above- and belowground communities, but the interactive effects of these glob...

journal_title：Environmental microbiology

authors： Drigo B,Nielsen UN,Jeffries TC,Curlevski NJA,Singh BK,Duursma RA,Anderson IC

更新日期：2017-08-01 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：:The genetic and biochemical basis of defence mechanisms in plant pathogenic fungi against antifungal compounds produced by antagonistic microorganisms is largely unknown. The results of this study show that both degradative and non-degradative defence mechanisms enable the plant pathogenic fungus Botrytis cinerea to r...

journal_title：Environmental microbiology

authors： Schouten A,Maksimova O,Cuesta-Arenas Y,van den Berg G,Raaijmakers JM

更新日期：2008-05-01 00:00:00

abstract：:Marine Synechococcus are frequently found in environments where iron (Fe) is a limiting nutrient. To understand their capacity to respond to Fe stress, we screened picoplankton genomes and the Global Ocean Survey metagenome for known Fe stress genes. Many open ocean strains of Synechococcus lack most known genes for F...

journal_title：Environmental microbiology

authors： Rivers AR,Jakuba RW,Webb EA

更新日期：2009-02-01 00:00:00

abstract：:Iron(III) profiles of flooded paddy soil incubated in the greenhouse indicated oxidation of iron(II) in the upper 6 mm soil layer. Measurement of oxygen with a Clark-type microelectrode showed that oxygen was only responsible for the oxidation of iron(II) in the upper 3 mm. In the soil beneath, nitrate could be used a...

journal_title：Environmental microbiology

authors： Ratering S,Schnell S

更新日期：2001-02-01 00:00:00

abstract：:Here it is reported the first detection of DV-chl a together with the usual chl a in the marine dinoflagellate Alexandrium ostenfeldii from the Baltic Sea. Growth response and photosynthetic parameters were examined at two irradiances (80 and 240 μmol photons m(-2) s(-1)) and temperatures (15 °C and 19 °C) in a diviny...

journal_title：Environmental microbiology

authors： Rodríguez F,Garrido JL,Sobrino C,Johnsen G,Riobó P,Franco J,Aamot I,Ramilo I,Sanz N,Kremp A

更新日期：2016-02-01 00:00:00

abstract：:Proteorhodopsin (PR) is a light-driven proton pump that has been found in a variety of marine bacteria, including Pelagibacter ubique, a member of the ubiquitous SAR11 clade. The goals of this study were to explore the diversity of PR genes and to estimate their abundance in the North Atlantic Ocean using quantitative...

journal_title：Environmental microbiology

authors： Campbell BJ,Waidner LA,Cottrell MT,Kirchman DL

更新日期：2008-01-01 00:00:00

abstract：:Understanding the ecosystem functioning in the dark portion of the ocean is a challenge that microbial ecologists are still facing. Due to the large volume, the global deep Ocean plays a central role in the regulation of climate, possibly buffering the rise of atmospheric carbon dioxide if processes of CO2 fixation co...

journal_title：Environmental microbiology

authors： Celussi M,Malfatti F,Ziveri P,Giani M,Del Negro P

更新日期：2017-03-01 00:00:00

abstract：:Bacteria are sometimes neither starving nor under nutrient-excess conditions. When growing with suboptimal levels of nutrients, hungry bacteria express appropriate cellular responses. This review discusses approaches to defining the hunger response in both molecular and growth kinetic terms. The gene expression change...

journal_title：Environmental microbiology

authors： Ferenci T

更新日期：2001-10-01 00:00:00

abstract：:A method was developed to assess the genetic structure of Gaeumannomyces graminis var. tritici (Ggt) populations and test the hypothesis of an association between disease level in the field with changes in pathogen populations. A long-term wheat monoculture experiment, established since 1994, generated different take-...

journal_title：Environmental microbiology

authors： Lebreton L,Lucas P,Dugas F,Guillerm AY,Schoeny A,Sarniguet A

更新日期：2004-11-01 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：:The distribution and the metabolic pathways of bacteria degrading steroid compounds released by eukaryotic organisms were investigated using the bile salt cholate as model substrate. Cholate-degrading bacteria could be readily isolated from freshwater environments. All isolated strains transiently released steroid deg...

journal_title：Environmental microbiology

authors： Holert J,Yücel O,Suvekbala V,Kulić Z,Möller H,Philipp B

更新日期：2014-05-01 00:00:00

abstract：:Despite their key role in biogeochemical processes, particularly the methane cycle, archaea are widely underrepresented in molecular surveys because of their lower abundance compared with bacteria and eukaryotes. Here, we use parallel high-resolution small subunit rRNA gene sequencing to explore archaeal diversity in ...

journal_title：Environmental microbiology

authors： Juottonen H,Fontaine L,Wurzbacher C,Drakare S,Peura S,Eiler A

更新日期：2020-08-01 00:00:00

abstract：:The annual dynamics of three different ammonia-oxidizing archaea (AOA) ecotypes (amoA gene) and of the SAGMGC-1 (Nitrosotalea-like aquatic Thaumarchaeota) group (16S rRNA gene) were studied by newly designed specific primers and quantitative polymerase chain reaction analysis in a deep oligotrophic high mountain lake ...

journal_title：Environmental microbiology

authors： Restrepo-Ortiz CX,Auguet JC,Casamayor EO

更新日期：2014-03-01 00:00:00

abstract：:The type VI nanomachine is critical for Vibrio cholerae to establish infections and to thrive in niches co-occupied by competing bacteria. The genes for the type VI structural proteins are encoded in one large and two small auxiliary gene clusters. VCA0117 (VasH) - a σ54 -transcriptional activator - is strictly requir...

journal_title：Environmental microbiology

authors： Seibt H,Aung KM,Ishikawa T,Sjöström A,Gullberg M,Atkinson GC,Wai SN,Shingler V

更新日期：2020-10-01 00:00:00

abstract：:Stable isotope labelling of amino acids in cell culture (SILAC) is a quantitative proteomic method that can illuminate new pathways used by cells to adapt to different lifestyles and niches. Archaea, while thriving in extreme environments and accounting for ∼20%-40% of the Earth's biomass, have not been analyzed with ...

journal_title：Environmental microbiology

authors： McMillan LJ,Hwang S,Farah RE,Koh J,Chen S,Maupin-Furlow JA

更新日期：2018-01-01 00:00:00

abstract：:Although common knowledge dictates that the lichen thallus is formed solely by a fungus (mycobiont) that develops a symbiotic relationship with an alga and/or cyanobacterium (photobiont), the non-photoautotrophic bacteria found in lichen microbiomes are increasingly regarded as integral components of lichen thalli. Fo...

journal_title：Environmental microbiology

authors： Hodkinson BP,Gottel NR,Schadt CW,Lutzoni F

更新日期：2012-01-01 00:00:00

abstract：:Microorganisms that thrive in acidic environments are endowed with specialized molecular mechanisms to survive under this extremely harsh condition. In this work, we performed functional screening of six metagenomic libraries from planktonic and rhizosphere microbial communities of the Tinto River, an extremely acidic...

journal_title：Environmental microbiology

authors： Guazzaroni ME,Morgante V,Mirete S,González-Pastor JE

更新日期：2013-04-01 00:00:00

abstract：:Cold seeps in the Gulf of Mexico are often dominated by mussels of the genus Bathymodiolus that harbour symbiotic bacteria in their gills. In this study, we analysed symbiont diversity, abundance and metabolic potential in three mussel species from the northern Gulf of Mexico: Bathymodiolus heckerae from the West Flor...

journal_title：Environmental microbiology

authors： Duperron S,Sibuet M,MacGregor BJ,Kuypers MM,Fisher CR,Dubilier N

更新日期：2007-06-01 00:00:00

abstract：:Antarctic endolithic microecosystems harbour distinct biofilms. The lithic substrate and the microorganisms comprising these films are intimately linked, leading to complex mineral-microbe interactions. Hence, the microhabitats and microenvironments of these microecosystems are not only determined by the physicochemic...

journal_title：Environmental microbiology

authors： de los Ríos A,Wierzchos J,Sancho LG,Ascaso C

更新日期：2003-04-01 00:00:00

abstract：:Conditions were developed for the reproducible production, isolation and characterization of a novel microbial extracellular polysaccharide believed to be involved in transient viscous bulking at an industrial wastewater treatment plant. The exopolysaccharide was extracted from cell-free culture supernatants of Thauer...

journal_title：Environmental microbiology

authors： Allen MS,Welch KT,Prebyl BS,Baker DC,Meyers AJ,Sayler GS

更新日期：2004-08-01 00:00:00

abstract：:When bacterial lineages make the transition from free-living to permanent association with hosts, they can undergo massive gene losses, for which the selective forces within host tissues are unknown. We identified here melanogenic clinical isolates of Pseudomonas aeruginosa with large chromosomal deletions (66 to 270 ...

journal_title：Environmental microbiology

authors： Hocquet D,Petitjean M,Rohmer L,Valot B,Kulasekara HD,Bedel E,Bertrand X,Plésiat P,Köhler T,Pantel A,Jacobs MA,Hoffman LR,Miller SI

更新日期：2016-10-01 00:00:00