The effect of ingestion of milk supplemented with salivaricin A-producing Streptococcus salivarius on the bacteriocin-like inhibitory activity of streptococcal populations on the tongue.

abstract：:Anaerobic fungi (Neocallimastigales) are active degraders of fibrous plant material in the rumen. However, only limited information is available relating to how quickly they colonize ingested feed particles. The aim of this study was to determine the dynamics of initial colonization of forage by anaerobic fungi in the...

journal_title：FEMS microbiology ecology

authors： Edwards JE,Kingston-Smith AH,Jimenez HR,Huws SA,Skøt KP,Griffith GW,McEwan NR,Theodorou MK

更新日期：2008-12-01 00:00:00

abstract：:Gradients in environmental conditions, including climate factors and resource availability, occur along mountain inclines, providing a 'natural laboratory' to explore their combined impacts on microbial distributions. Conflicting spatial patterns observed across elevation gradients in soil bacterial community structur...

journal_title：FEMS microbiology ecology

authors： Wu J,Anderson BJ,Buckley HL,Lewis G,Lear G

更新日期：2017-03-01 00:00:00

abstract：:Mountains have a long history in the study of diversity. Like macroscopic taxa, soil microbes are hypothesized to be strongly structured by montane gradients, and recently there has been important progress in understanding how microbes are shaped by these conditions. Here, we summarize this literature and synthesize p...

journal_title：FEMS microbiology ecology

authors： Looby CI,Martin PH

更新日期：2020-09-01 00:00:00

abstract：:Bacterial motility was recognized 300 years ago. Throughout this history, research into motility has led to advances in microbiology and physics. Thirty years ago, this union helped to make run and tumble chemotaxis the paradigm for bacterial movement. This review highlights how this paradigm has expanded and changed,...

journal_title：FEMS microbiology ecology

authors： Mitchell JG,Kogure K

更新日期：2006-01-01 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：:Methane-oxidizing bacteria are the only terrestrial sink for atmospheric methane. Little is known, however, about the methane-oxidizing bacteria that are responsible for the consumption of atmospheric methane, or about the factors that influence their activity and diversity in soil. Effects of fire and its end-product...

journal_title：FEMS microbiology ecology

authors： Jaatinen K,Knief C,Dunfield PF,Yrjålå K,Fritze H

更新日期：2004-11-01 00:00:00

abstract：:Abstract The bacterial activity in sediments is often low considering the generally high bacterial abundance. Still, a large fraction of bacteria have been found active even in deep sediments. These findings suggest that sediment bacteria have comparatively low cell-specific production. We studied bacterial activity a...

journal_title：FEMS microbiology ecology

authors： Haglund AL,Lantz P,Törnblom E,Tranvik L

更新日期：2003-10-01 00:00:00

abstract：:We have developed a novel approach to identifying and quantifying closely related organohalide-respiring bacteria. Our approach made use of the unique genomic associations of specific reductive dehalogenase subunit A encoding genes (rdhA) that exist in known strains of Dehalococcoides mccartyi and Desulfitobacterium a...

journal_title：FEMS microbiology ecology

authors： Marshall IP,Azizian MF,Semprini L,Spormann AM

更新日期：2014-02-01 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：:Riverine biofilms remain one of the least-studied habitats despite the significant increase in the examination of aquatic microbial communities in recent years. In this study, the dynamics of epilithic biofilm communities native on rocks from a low-order upland stream were examined over a period of 3 years. Spatial an...

journal_title：FEMS microbiology ecology

authors： Anderson-Glenna MJ,Bakkestuen V,Clipson NJ

更新日期：2008-06-01 00:00:00

abstract：:Biological soil crusts (BSCs) are microbial assemblages that occur worldwide and facilitate ecosystem development by nitrogen (N) and carbon accumulation. N turnover within BSC ecosystems has been intensively studied in the past; however, shifts in the N cycle during BSC development have not been previously investigat...

journal_title：FEMS microbiology ecology

authors： Brankatschk R,Fischer T,Veste M,Zeyer J

更新日期：2013-01-01 00:00:00

abstract：:Methane is used as an alternative carbon source in the denitrification of wastewater lacking organic carbon sources because it is nontoxic and may be efficiently produced by anaerobic biological processes. Methane-dependent denitrification (MDD) in the presence of oxygen requires the co-occurrence of methanotrophy and...

journal_title：FEMS microbiology ecology

authors： Osaka T,Ebie Y,Tsuneda S,Inamori Y

更新日期：2008-06-01 00:00:00

abstract：:In an effort to identify the causes and patterns of temporal change in periphytic communities, we examined biomass accumulation, taxonomic and functional composition, rate of species turnover, and pairwise species correlations in response to variability in current velocity and nutrient supply in artificial stream flum...

journal_title：FEMS microbiology ecology

authors： Larson CA,Passy SI,Laanbroek R

更新日期：2012-05-01 00:00:00

abstract：:Despite predicted global warming, the temperature effects on headwater stream functioning are poorly understood. We studied these effects on microbial-mediated leaf decomposition and the performance of associated aquatic hyphomycete assemblages. Alder leaves were incubated in three streams differing in winter water te...

journal_title：FEMS microbiology ecology

authors： Martínez A,Larrañaga A,Pérez J,Descals E,Pozo J

更新日期：2014-01-01 00:00:00

abstract：:High-temperature (>/=60 degrees C) synthetic food waste compost was examined by cultivation-dependent and -independent methods to determine predominant microbial populations. Fluorescent direct counts totaled 6.4 (+/-2.5)x10(10) cells gdw(-1) in a freeze-dried 74 degrees C compost sample, while plate counts for thermo...

journal_title：FEMS microbiology ecology

authors： Dees PM,Ghiorse WC

更新日期：2001-04-01 00:00:00

abstract：:Increased warming in spring and prolonged summer drought may alter soil microbial denitrification. We measured potential denitrification activity and denitrifier marker gene abundances (nirK, nirS, nosZ) in grasslands soils in three geographic regions characterized by site-specific land-use indices (LUI) after warming...

journal_title：FEMS microbiology ecology

authors： Keil D,Niklaus PA,von Riedmatten LR,Boeddinghaus RS,Dormann CF,Scherer-Lorenzen M,Kandeler E,Marhan S

更新日期：2015-07-01 00:00:00

abstract：:Aerobic anoxygenic phototrophs (AAPs) are a group of photoheterotrophic bacteria common in natural waters. Here, AAP abundance and contribution to total bacterial abundance and biomass were investigated to test whether the trophic status of a lake or content of coloured dissolved organic matter (CDOM) play a role in d...

journal_title：FEMS microbiology ecology

authors： Szabó-Tugyi N,Vörös L,V-Balogh K,Botta-Dukát Z,Bernát G,Schmera D,Somogyi B

更新日期：2019-08-01 00:00:00

abstract：:Adaptation of microorganisms to the environment is a central theme in microbial ecology. The objective of this study was to investigate the response of ammonia-oxidizing bacteria (AOB) and ammonia-oxidizing archaea (AOA) to a soil medium shift. We employed two rice field soils collected from Beijing and Hangzhou, Chin...

journal_title：FEMS microbiology ecology

authors： Ke X,Lu Y

更新日期：2012-04-01 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：:The diversity of protists was researched in the Alboran Sea (SW Mediterranean Sea) by means of high-throughput sequencing technologies based on the amplification of the V9 region of 18S rRNA. Samples were collected at different depths in seven stations following an environmental gradient from a coastal upwelling zone ...

journal_title：FEMS microbiology ecology

authors： García-Gómez C,Yebra L,Cortés D,Sánchez A,Alonso A,Valcárcel-Pérez N,Gómez-Jakobsen F,Herrera I,Johnstone C,Mercado JM

更新日期：2020-10-20 00:00:00

abstract：:In view of their key roles in many soil- and plant-related processes, we hypothesized that soil microorganisms could play a larger role in determining wheat baking quality than nitrogen fertilization. A field experiment was conducted under bread wheat production conditions, where different fertilization treatments, ra...

journal_title：FEMS microbiology ecology

authors： Yergeau É,Quiza L,Tremblay J

更新日期：2020-02-01 00:00:00

abstract：:The aim of this work was to relate depth profiles of prokaryotic community composition with geochemical processes in the deep subseafloor biosphere at two shallow-water sites on the Peru Margin in the Pacific Ocean (ODP Leg 201, sites 1228 and 1229). Principal component analysis of denaturing gradient gel electrophore...

journal_title：FEMS microbiology ecology

authors： Fry JC,Webster G,Cragg BA,Weightman AJ,Parkes RJ

更新日期：2006-10-01 00:00:00

abstract：:Flagellates are very important predators on bacteria in soil. Because of their high growth rates, flagellate populations respond rapidly to changes in bacterial numbers. Previous results indicate that actinobacteria are generally less suitable than proteobacteria as food for flagellates. In this study, we investigated...

journal_title：FEMS microbiology ecology

authors： Lekfeldt JD,Rønn R

更新日期：2008-07-01 00:00:00

abstract：:Our planet offers many opportunities for life on the edge: high and low temperatures, high salt concentrations, acidic and basic conditions and toxic environments, to name but a few extremes. Recent studies have revealed the diversity of fungi that can occur in stressful environments that are hostile to most eukaryote...

journal_title：FEMS microbiology ecology

authors： Gostincar C,Grube M,de Hoog S,Zalar P,Gunde-Cimerman N

更新日期：2010-01-01 00:00:00

abstract：:Two wild-type strains of Lactobacillus plantarum previously isolated from fermented dry sausages were analysed for their ability to transfer antibiotic resistance plasmids in the gastrointestinal tract. For this purpose, we used gnotobiotic rats as an in vivo model. Rats were initially inoculated with the recipient En...

journal_title：FEMS microbiology ecology

authors： Jacobsen L,Wilcks A,Hammer K,Huys G,Gevers D,Andersen SR

更新日期：2007-01-01 00:00:00

abstract：:The physiological response of bacteria to temperature is critical for the regulation of biogeochemical processes on daily, seasonal, and inter-annual time scales. We investigated the temperature response of the marine sulfate-reducing bacterium Desulfobacterium autotrophicum strain HRM2. Growth experiments in a temper...

journal_title：FEMS microbiology ecology

authors： Rabus R,Brüchert V,Amann J,Könneke M

更新日期：2002-12-01 00:00:00

abstract：:Maintaining beneficial interactions with microbial symbionts is vital for animal health. Yet, for social insects, the stability of microbial associations within and between cohorts is largely unknown. We investigated temporal changes in the microbiomes of nine stingless bee (Tetragonula carbonaria) colonies at seven t...

journal_title：FEMS microbiology ecology

authors： Hall MA,Brettell LE,Liu H,Nacko S,Spooner-Hart R,Riegler M,Cook JM

更新日期：2020-12-30 00:00:00

abstract：:Abstract In a previous study, we isolated a collection of atrazine-degrading bacteria from various soils. The aim of this study was to localise the atrazine-degrading genes in these 25 atrazine-degrading strains. In the case of the Gram-negative strains of Chelatobacter heintzii, six to seven plasmids were observed. T...

journal_title：FEMS microbiology ecology

authors： Rousseaux S,Soulas G,Hartmann A

更新日期：2002-07-01 00:00:00

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：:In eastern Canada, climate change-related warming and increased precipitation may alter winter snow cover, with potential consequences for soil conditions, nitrogen (N) cycling, and microbes. We conducted a 2-year field study aimed at determining the influence of snow removal, snow accumulation, and ambient snow in a ...

journal_title：FEMS microbiology ecology

authors： Brin LD,Goyer C,Zebarth BJ,Burton DL,Chantigny MH

更新日期：2019-07-01 00:00:00