Community structure of photosynthetic picoeukaryotes differs in lakes with different trophic statuses along the middle-lower reaches of the Yangtze River.

abstract：:We present an individual-based experimental framework to identify and estimate the main parameters governing bacterial conjugation at the individual cell scale. From this analysis, we have established that transient periods of unregulated plasmid transfer within newly formed transconjugant cells, together with contact...

journal_title：FEMS microbiology ecology

authors： Seoane J,Yankelevich T,Dechesne A,Merkey B,Sternberg C,Smets BF

更新日期：2011-01-01 00:00:00

abstract：:The recently observed high levels of fecal indicators in beach sand confound beach water monitoring efforts. The high levels of fecal indicators may be caused by the loss or the reduced activities of common environmental stresses controlling die-off in the sand. Microcosm experiments were conducted to compare the effe...

journal_title：FEMS microbiology ecology

authors： Feng F,Goto D,Yan T

更新日期：2010-10-01 00:00:00

abstract：:Bacteria catalyze the dissolution and re-precipitation of gold, thereby driving the biogeochemical cycle of gold. Dissolution of gold/silver and re-precipitation of gold transforms gold particles by increasing gold purity. While soluble gold complexes are highly cytotoxic, little is known about how gold cycling affect...

journal_title：FEMS microbiology ecology

authors： Sanyal SK,Shuster J,Reith F

更新日期：2019-07-01 00:00:00

abstract：:Arbuscular mycorrhizal (AM) fungi in a chronosequence of 5-42-year-old Caragana korshinskii plantations in the semi-arid Loess Plateau region of northwestern China were investigated. AM fungi colonization, spore diversity and PCR-denatured gradient gel electrophoresis-based AM fungal SSU rRNA gene sequences were analy...

journal_title：FEMS microbiology ecology

authors： Liu Y,He L,An L,Helgason T,Feng H

更新日期：2009-01-01 00:00:00

abstract：:Investigations of the diversity of culturable yeasts at deep-sea hydrothermal sites have suggested possible interactions with endemic fauna. Samples were collected during various oceanographic cruises at the Mid-Atlantic Ridge, South Pacific Basins and East Pacific Rise. Cultures of 32 isolates, mostly associated with...

journal_title：FEMS microbiology ecology

authors： Burgaud G,Arzur D,Durand L,Cambon-Bonavita MA,Barbier G

更新日期：2010-07-01 00:00:00

abstract：:A particular fungal population is present in the main stages of the manufacturing process of cork discs. Its diversity was studied using both dependent (isolation) and independent culture methods (denaturing gel gradient electrophoresis and cloning of the ITS1-5.8S-ITS2 region). The mycobiota in the samples taken in t...

journal_title：FEMS microbiology ecology

authors： Barreto MC,Houbraken J,Samson RA,Brito D,Gadanho M,San Romão MV

更新日期：2012-10-01 00:00:00

abstract：:Several studies have shown that microbial communities in Antarctic environments are highly diverse. However, considering that the Antarctic Peninsula is among the regions with the fastest warming rates, and that regional climate change has been linked to an increase in the mean rate of glacier retreat, the microbial d...

journal_title：FEMS microbiology ecology

authors： Pessi IS,Osorio-Forero C,Gálvez EJ,Simões FL,Simões JC,Junca H,Macedo AJ

更新日期：2015-01-01 00:00:00

abstract：:The stoichiometric constraints of algal growth are well understood, whereas there is less knowledge for heterotrophic bacterioplankton. Growth of the marine bacterium Phaeobacter inhibens DSM 17395, belonging to the globally distributed Roseobacter group, was studied across a wide concentration range of NH4+ and PO43-...

journal_title：FEMS microbiology ecology

authors： Trautwein K,Feenders C,Hulsch R,Ruppersberg HS,Strijkstra A,Kant M,Vagts J,Wünsch D,Michalke B,Maczka M,Schulz S,Hillebrand H,Blasius B,Rabus R

更新日期：2017-05-01 00:00:00

abstract：:Microbial transformation of n-alkanes in anaerobic ecosystems plays a pivotal role in biogeochemical carbon cycling and bioremediation, but the requisite genetic machinery is not well elucidated.Desulfatibacillum alkenivorans AK-01 utilizes n-alkanes (C13 to C18) and contains two genomic loci encoding alkylsuccinate s...

journal_title：FEMS microbiology ecology

authors： Herath A,Wawrik B,Qin Y,Zhou J,Callaghan AV

更新日期：2016-05-01 00:00:00

abstract：:The presence and in vitro expression of homologues to 22 bacterial human virulence determinants amongst culturable soil bacteria were investigated. About 25% of the bacterial isolates contained virulence gene homologues representing toxin (hblA, cytK2), adhesin (fimH), regulator (phoQ) and resistance (yfbI) determinan...

journal_title：FEMS microbiology ecology

authors： Søborg DA,Hendriksen NB,Kroer N

更新日期：2014-11-01 00:00:00

abstract：:Large amounts of epiphytic bacteria live on the leaf surfaces of submerged macrophytes in freshwater lakes. Despite their important roles in affecting host plant's health and biogeochemical cycling, knowledge about epiphytic bacteria assembly is not sufficient. We studied epiphytic bacteria on two cohabiting plant spe...

journal_title：FEMS microbiology ecology

authors： He D,Ren L,Wu QL

更新日期：2020-04-01 00:00:00

abstract：:A polyphasic approach that included PCR-dependent and PCR-independent molecular techniques was applied to analyze the prokaryotic community in surface waters of shallow Antarctic lakes. The in situ abundance of different bacterial groups was determined by the fluorescence in situ hybridization, whereas bacterial diver...

journal_title：FEMS microbiology ecology

authors： Michaud L,Caruso C,Mangano S,Interdonato F,Bruni V,Lo Giudice A

更新日期：2012-11-01 00:00:00

abstract：:We present a method for the rapid and simple extraction of DNA from marine sediments using electroelution. It effectively separates DNA from compounds, including humic substances, that interfere with subsequent DNA quantification and amplification. After extraction of the DNA from the sediment into an aqueous solution...

journal_title：FEMS microbiology ecology

authors： Kallmeyer J,Smith DC

更新日期：2009-07-01 00:00:00

abstract：:Soil microbes are essential to the continued productivity of sustainably managed agroecosystems. In shade coffee plantations, the relationship between soil microbial composition, soil nutrient availability and coffee productivity have been demonstrated, but the effects of management on the composition of the soil micr...

journal_title：FEMS microbiology ecology

authors： Jurburg SD,Shek KL,McGuire K

更新日期：2020-09-01 00:00:00

abstract：:The GeoChip 4.2 gene array was employed to interrogate the microbial functional gene repertoire of sponges and seawater collected from the Red Sea and the Mediterranean. Complementary amplicon sequencing confirmed the microbial community composition characteristic of high microbial abundance (HMA) and low microbial ab...

journal_title：FEMS microbiology ecology

authors： Bayer K,Moitinho-Silva L,Brümmer F,Cannistraci CV,Ravasi T,Hentschel U

更新日期：2014-12-01 00:00:00

abstract：:Microbial communities of ancient Mediterranean sapropels, buried sediment layers of high organic matter, were analyzed by most probable number (MPN) approaches. Mineral media containing different carbon sources in sub-millimolar concentrations were used. MPN numbers were elevated in sapropels and at the sediment surfa...

journal_title：FEMS microbiology ecology

authors： Süss J,Engelen B,Cypionka H,Sass H

更新日期：2004-12-27 00:00:00

abstract：:Mixing processes of reduced hydrothermal fluids with oxygenated seawater and fluid-rock reactions contribute to the chemical signatures of diffuse venting and likely determine the geochemical constraints on microbial life. We examined the influence of fluid chemistry on microbial diversity and activity by sampling dif...

journal_title：FEMS microbiology ecology

authors： Perner M,Petersen JM,Zielinski F,Gennerich HH,Seifert R

更新日期：2010-10-01 00:00:00

abstract：:We re-evaluated PCR primers targeting nirS, nirK and nosZ genes for denaturing gradient gel electrophoresis as a tool to survey denitrifying community composition in environmental samples. New primers for both nirS and nosZ were combined with existing primers, while for nirK the previously published F1aCu:R3Cu set was...

journal_title：FEMS microbiology ecology

authors： Throbäck IN,Enwall K,Jarvis A,Hallin S

更新日期：2004-09-01 00:00:00

abstract：:Fifty-six mercury-resistant (Hg(R)) Bacillus strains were isolated from natural environments at various sites of the world. Southern hybridisation and polymerase chain reaction (PCR) analysis showed that 21 of the 56 isolates have closely related or identical mer operons to that of Bacillus megaterium MB1. These 21 is...

journal_title：FEMS microbiology ecology

authors： Narita M,Matsui K,Huang CC,Kawabata Z,Endo G

更新日期：2004-04-01 00:00:00

abstract：:Cetaceans have evolved from herbivorous terrestrial artiodactyls closely related to ruminants and hippopotamuses. Delphinidae, a family included in this order, represent an extreme and successful re-adaptation of mammalian physiology to the marine habitat and piscivorous diet. The anatomical aspects of Delphinidae suc...

journal_title：FEMS microbiology ecology

authors： Soverini M,Quercia S,Biancani B,Furlati S,Turroni S,Biagi E,Consolandi C,Peano C,Severgnini M,Rampelli S,Brigidi P,Candela M

更新日期：2016-04-01 00:00:00

abstract：:Beneficial microbes are applied to the soil and plant tissues directly or through seed inoculation, whereas soil application is preferred when there is risk of inhibitors or antagonistic microbes on the plant tissues. Insufficient survival of the microorganisms, hindrance in application of fungicides to the seeds and ...

journal_title：FEMS microbiology ecology

authors： Mahmood A,Turgay OC,Farooq M,Hayat R

更新日期：2016-08-01 00:00:00

abstract：:Acropora white syndrome (AWS) is characterized by rapid tissue loss revealing the white underlying skeleton and affects corals worldwide; however, reports of causal agents are conflicting. Samples were collected from healthy and diseased corals and seawater around American Samoa and bacteria associated with AWS charac...

journal_title：FEMS microbiology ecology

authors： Wilson B,Aeby GS,Work TM,Bourne DG

更新日期：2012-05-01 00:00:00

abstract：:IS91 is the prototype element of a family of bacterial insertion sequences that transpose by a rolling-circle mechanism. Although previously considered a rarity among IS elements, many new examples have been identified by sequence analysis of bacterial genomes. In this work we provide a summary of occurrences of IS91-...

journal_title：FEMS microbiology ecology

authors： Garcillán-Barcia MP,de la Cruz F

更新日期：2002-11-01 00:00:00

abstract：:The aim of this study was to assess the impact of inoculation of Phaseolus vulgaris with two indigenous rhizobia strains on plant growth promotion, nitrogen turnover processes, richness and structure of the Rhizobiaceae and total bacterial communities in the bulk soil. Both strains used induced a significant increase ...

journal_title：FEMS microbiology ecology

authors： Trabelsi D,Mengoni A,Ben Ammar H,Mhamdi R

更新日期：2011-07-01 00:00:00

abstract：:Low-molecular-weight organic compounds in root exudates play a key role in plant-microorganism interactions by influencing the structure and function of soil microbial communities. Model exudate solutions, based on organic acids (OAs) (quinic, lactic, maleic acids) and sugars (glucose, sucrose, fructose), previously i...

journal_title：FEMS microbiology ecology

authors： Shi S,Richardson AE,O'Callaghan M,DeAngelis KM,Jones EE,Stewart A,Firestone MK,Condron LM

更新日期：2011-09-01 00:00:00

abstract：:EFSA responded to our perspective article on the safe use of the insect pathogen Bacillus thrurigiensis (Bt). In doing so they admitted that there is no direct evidence to suggest that B. thuringiensis can cause diarrhoea. They nevertheless continue to repeat the assertion that Bt cannot be distinguished from Bacillus...

journal_title：FEMS microbiology ecology

authors： Raymond B,Federici BA

更新日期：2018-01-01 00:00:00

abstract：:There is interest in understanding how cultivation, plant genotype, climate and soil conditions influence the biogeography of root nodule bacterial communities of legumes. For crops from regions with relict wild populations, this is of even greater interest because the effects of cultivation on symbiont communities ca...

journal_title：FEMS microbiology ecology

authors： Ramoneda J,Roux JJL,Frossard E,Frey B,Gamper HA

更新日期：2020-10-01 00:00:00

abstract：:In this study, variation in the bacterioplankton community structure of three Antarctic lakes of different nutrient status, was determined in relation to physical and chemical gradients at depth and at time intervals, across the seasonal transition from winter ice-cover to the summer ice-free period. The three lakes s...

journal_title：FEMS microbiology ecology

authors： Pearce DA

更新日期：2005-06-01 00:00:00

abstract：:Ectomycorrhizal fungi (EMF) provide nutrients to their hosts by means of hyphae that extend beyond nutrient-depleted rhizosphere soil. Soil bacteria may compete with EMF for nutrients or may act synergistically to enhance nutrient supply to hosts. To assess the interactions between hyphae and bacteria, two types of sm...

journal_title：FEMS microbiology ecology

authors： Brooks DD,Chan R,Starks ER,Grayston SJ,Jones MD

更新日期：2011-05-01 00:00:00

abstract：:Phase-separation and -segregation (boiling/distillation of subseafloor hydrothermal fluids) represent the primary mechanisms causing intra-field variations in vent fluid compositions. To determine whether this geochemical process affects the formation of microbial communities, we examined the microbial communities at ...

journal_title：FEMS microbiology ecology

authors： Nakagawa S,Takai K,Inagaki F,Chiba H,Ishibashi J,Kataoka S,Hirayama H,Nunoura T,Horikoshi K,Sako Y

更新日期：2005-09-01 00:00:00