Endophytic and ectophytic potato-associated bacterial communities differ in structure and antagonistic function against plant pathogenic fungi.

abstract：:The density and spatial location of bacteria were investigated within different horizons of an upland grassland soil before and after a liming treatment to increase the numbers of large soil fauna. Bacterial cells were located by image analysis of stained thin sections and densities calculated from these data. Excreme...

journal_title：FEMS microbiology ecology

authors： Bruneau PM,Davidson DA,Grieve IC,Young IM,Nunan N

更新日期：2005-03-01 00:00:00

abstract：:The host microbiota may have an impact on pathogens. This is often studied in laboratory-reared hosts but rarely in individuals whose microbiota looks like that of wild animals. In this study, we modified the gut microbiota of the insect Tenebrio molitor by rearing larvae in soil sampled from the field. We showed by h...

journal_title：FEMS microbiology ecology

authors： Cambon MC,Lafont P,Frayssinet M,Lanois A,Ogier JC,Pagès S,Parthuisot N,Ferdy JB,Gaudriault S

更新日期：2020-02-01 00:00:00

abstract：:The soil microbiome plays an important role in the establishment of weeds and invasive plants. They associate with microorganisms supporting their growth and health. Weed management strategies, like tillage and herbicide treatments, to control weeds generally alter soil structure going alongside with changes in the mi...

journal_title：FEMS microbiology ecology

authors： Trognitz F,Hackl E,Widhalm S,Sessitsch A

更新日期：2016-10-01 00:00:00

abstract：:The bias of widely used degenerate nifH-specific primer sets was first tested using denaturing gradient gel electrophoresis (DGGE), and their application for profiling of complex communities assessed for roots of Oryza longistaminata. When primers (P) with mismatches at nondegenerate positions were used on genomic DNA...

journal_title：FEMS microbiology ecology

authors： Demba Diallo M,Reinhold-Hurek B,Hurek T

更新日期：2008-08-01 00:00:00

abstract：:Current strategies to protect groundwater sources from microbial contamination (e.g., wellhead protection areas) rely upon natural attenuation of microorganisms between wells or springs and potential sources of contamination and are determined using average (macroscopic) groundwater flow velocities defined by Darcy's ...

journal_title：FEMS microbiology ecology

authors： Taylor R,Cronin A,Pedley S,Barker J,Atkinson T

更新日期：2004-07-01 00:00:00

abstract：:Plasmid-mediated horizontal gene transfer influences bacterial community structure and evolution. However, an understanding of the forces which dictate the fate of plasmids in bacterial populations remains elusive. This is in part due to the enormous diversity of plasmids, in terms of size, structure, transmission, ev...

journal_title：FEMS microbiology ecology

authors： Slater FR,Bailey MJ,Tett AJ,Turner SL

更新日期：2008-10-01 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：: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：:This study evaluated the carriage of AmpC and extended-spectrum beta-lactamase (ESBL) genes and associated plasmids in faecal bacteria of Canadian corvids. Faecal samples from 449 birds in five roosting sites across Canada were analyzed using selective media, screening for AmpC and ESBL genes by PCR, and sequencing. G...

journal_title：FEMS microbiology ecology

authors： Jamborova I,Janecko N,Halova D,Sedmik J,Mezerova K,Papousek I,Kutilova I,Dolejska M,Cizek A,Literak I

更新日期：2018-11-01 00:00:00

abstract：:Motile and non-motile strains of Pseudomonas fluorescens SBW25 were constructed using different combinations of the lacZY, xylE and aph marker genes which allowed their detection and differentiation in soil, root and seed samples. The survival of motile and non-motile strains was investigated in both non-competitive a...

journal_title：FEMS microbiology ecology

authors： Turnbull GA,Morgan JA,Whipps JM,Saunders JR

更新日期：2001-06-01 00:00:00

abstract：:Bacterial communities in Arctic sea ice play an important role in the regulation of nutrient and energy dynamics in the Arctic Ocean. Sea ice has vertical gradients in temperature, brine salinity and volume, and light and UV levels. Multiyear ice (MYI) has at least two distinct ice layers: old fresh ice with limited p...

journal_title：FEMS microbiology ecology

authors： Hatam I,Charchuk R,Lange B,Beckers J,Haas C,Lanoil B

更新日期：2014-10-01 00:00:00

abstract：:Many bacteria can resist phagocytic digestion by various protozoa. Some of these bacteria (all human pathogens) are known to be packaged in multilamellar bodies produced in the phagocytic pathway of the protozoa and that are secreted into the extracellular milieu. Packaged bacteria are protected from harsh conditions,...

journal_title：FEMS microbiology ecology

authors： Paquet VE,Charette SJ

更新日期：2016-03-01 00:00:00

abstract：:Five aerobic intestinal bacterial strains that utilized chloramphenicol (CAP) as sole carbon and energy source were isolated from fecal samples collected from healthy volunteers. Based on 16S rRNA gene sequence analysis, four of the five strains were identified as Klebsiella pneumoniae and one as Escherichia fergusoni...

journal_title：FEMS microbiology ecology

authors： Xin Z,Fengwei T,Gang W,Xiaoming L,Qiuxiang Z,Hao Z,Wei C

更新日期：2012-12-01 00:00:00

abstract：:Aerobic anoxygenic phototrophic bacteria (AAP) represent an important fraction of bacterioplankton assemblages in various oceanic regimes. Although their abundance and distribution have been explored recently in diverse oceanic regions, the environmental factors controlling the population structure and diversity of th...

journal_title：FEMS microbiology ecology

authors： Lehours AC,Cottrell MT,Dahan O,Kirchman DL,Jeanthon C

更新日期：2010-11-01 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：:Coral reefs are among the most productive ecosystems on the planet, but are rapidly declining due to global-warming-mediated changes in the oceans. Particularly for the Caribbean region, Acropora sp. stony corals have lost ∼80% of their original coverage, resulting in vast extensions of dead coral rubble. We analyzed ...

journal_title：FEMS microbiology ecology

authors： Beltrán Y,Cerqueda-García D,Taş N,Thomé PE,Iglesias-Prieto R,Falcón LI

更新日期：2016-01-01 00:00:00

abstract：:The McMurdo Dry Valleys collectively comprise the most extensive ice-free region in Antarctica and are considered one of the coldest arid environments on Earth. In low-altitude maritime-associated valleys, mineral soil profiles show distinct horizontal structuring, with a surface arid zone overlying a moist and biolog...

journal_title：FEMS microbiology ecology

authors： Stomeo F,Makhalanyane TP,Valverde A,Pointing SB,Stevens MI,Cary CS,Tuffin MI,Cowan DA

更新日期：2012-11-01 00:00:00

abstract：:During cyanobacterial blooms, processes influencing the population dynamics of blooming species remain partially unexplained. To provide new information, we performed a high-frequency monitoring – every 2 days at six sampling points – of a Microcystis aeruginosa population blooming in a shallow lake. At each sampling ...

journal_title：FEMS microbiology ecology

authors： Pobel D,Godon JJ,Humbert JF,Robin J

更新日期：2012-01-01 00:00:00

abstract：:Butyrate-producing bacteria are promising probiotic candidates to target microbial dysbiosis in gastrointestinal disorders like inflammatory bowel diseases. Butyricicoccus pullicaecorum 25-3(T), a butyrate-producing clostridial cluster IV strain, is such a candidate. Little is known about its abundance in the colon mi...

journal_title：FEMS microbiology ecology

authors： Geirnaert A,Wang J,Tinck M,Steyaert A,Van den Abbeele P,Eeckhaut V,Vilchez-Vargas R,Falony G,Laukens D,De Vos M,Van Immerseel F,Raes J,Boon N,Van de Wiele T

更新日期：2015-06-01 00:00:00

abstract：:The Pasteuria group of endospore-forming bacteria has been studied as a biocontrol agent of plant-parasitic nematodes. Techniques have been developed for its detection and quantification in soil samples, and these mainly focus on observations of endospore attachment to nematodes. Characterization of Pasteuria populati...

journal_title：FEMS microbiology ecology

authors： Costa SR,Kerry BR,Bardgett RD,Davies KG

更新日期：2006-12-01 00:00:00

abstract：:Arctic peatlands store large stocks of organic carbon which are vulnerable to the climate change but their fate is uncertain. There is increasing evidence that a part of it will be lost as a result of faster microbial mineralization. We studied the vulnerability of 3500-5900 years old bare peat uplifted from permafros...

journal_title：FEMS microbiology ecology

authors： Diáková K,Čapek P,Kohoutová I,Mpamah PA,Bárta J,Biasi C,Martikainen PJ,Šantrůčková H

更新日期：2016-09-01 00:00:00

abstract：:The bacterioneuston (bacteria inhabiting the air-water interface) is poorly characterized and possibly forms a unique community in the aquatic environment. In high mountain lakes, the surface film is subjected to extreme conditions of life, suggesting the development of a specific and adapted bacterioneuston community...

journal_title：FEMS microbiology ecology

authors： Hervas A,Casamayor EO

更新日期：2009-02-01 00:00:00

abstract：:The aim of this study was to investigate the gut bacterial communities of Nephrops norvegicus individuals, using a suite of molecular tools consisting of automated ribosomal intergenic spacer analysis, 16S rRNA gene-internal transcribed spacer clone libraries and FISH. The animals were collected from Pagasitikos Gulf,...

journal_title：FEMS microbiology ecology

authors： Meziti A,Ramette A,Mente E,Kormas KA

更新日期：2010-11-01 00:00:00

abstract：:An integrated modeling framework was developed to assess physical, biological and chemical processes in the sediment and at the sediment-water interface. Special focus is laid on the description of different functional groups of bacteria as defined according to their metabolic pathways, including fermentation, methano...

journal_title：FEMS microbiology ecology

authors： Wirtz KW

更新日期：2003-12-01 00:00:00

abstract：:The influence of biotic and environmental variables on the abundance of virus-like particles (VLP) and lysogeny was investigated by examining 10 Antarctic lakes in the Vestfold Hills, Antarctica, in the Austral Spring. Abundances of viruses and bacteria and bacterial metabolic activity were estimated using SYBR Gold (...

journal_title：FEMS microbiology ecology

authors： Säwström C,Pearce I,Davidson AT,Rosén P,Laybourn-Parry J

更新日期：2008-01-01 00:00:00

abstract：:Drift ice, open water and under-ice water bacterial communities covering several developmental stages from open water to thick ice were studied in the northern Baltic Sea. The bacterial communities were assessed with 16S rRNA gene terminal-restriction fragment length polymorphism and cloning, together with bacterial a...

journal_title：FEMS microbiology ecology

authors： Eronen-Rasimus E,Lyra C,Rintala JM,Jürgens K,Ikonen V,Kaartokallio H

更新日期：2015-02-01 00:00:00

abstract：:It has been postulated that a variety of physically undefended marine invertebrates have evolved strategies to control microbial epibiosis chemically. Ecologically meaningful experiments that demonstrate chemically mediated antibacterial effects are difficult due to the small number of cultivable bacteria. Based on th...

journal_title：FEMS microbiology ecology

authors： Harder T,Lau SC,Tam WY,Qian PY

更新日期：2004-01-01 00:00:00

abstract：:Using different techniques of molecular biology we investigated the bacterial diversity of the chemocline of the meromictic Lake Cadagno. Cloning of a total community 16S rDNA PCR product and subsequent screening with a combination of amplified ribosomal DNA restriction analysis and temporal temperature gradient gel e...

journal_title：FEMS microbiology ecology

authors： Bosshard PP,Santini Y,Grüter D,Stettler R,Bachofen R

更新日期：2000-02-01 00:00:00

abstract：:We hypothesized that apparently non-antagonistic soil bacteria may contribute to suppression of fungi during competitive interactions with other bacteria. Four soil bacteria (Brevundimonas sp., Luteibacter sp., Pedobacter sp. and Pseudomonas sp.) that exhibited little or no visible antifungal activity on different aga...

journal_title：FEMS microbiology ecology

authors： de Boer W,Wagenaar AM,Klein Gunnewiek PJ,van Veen JA

更新日期：2007-01-01 00:00:00

abstract：:This study was conducted to determine the feasibility of labeling phospholipid-derived fatty acids (PLFA) of an active microbial population with a (13)C-labeled organic substrate in the denitrifying zone of a petroleum hydrocarbon-contaminated aquifer during a single-well push-pull test. Anoxic test solution was prepa...

journal_title：FEMS microbiology ecology

authors： Pombo SA,Pelz O,Schroth MH,Zeyer J

更新日期：2002-09-01 00:00:00