Annual variation of Microcystis genotypes and their potential toxicity in water and sediment from a eutrophic reservoir.

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：:Bacterioplankton community structures under contrasting subtropical marine environments (Hong Kong waters) were analyzed using 16S rRNA gene denaturing gradient gel electrophoresis (DGGE) and subsequent sequencing of predominant bands for samples collected bimonthly from 2004 to 2006 at five stations. Generally, bacte...

journal_title：FEMS microbiology ecology

authors： Zhang R,Lau SC,Ki JS,Thiyagarajan V,Qian PY

更新日期：2009-09-01 00:00:00

abstract：:Azospirillum brasilense 8-I was chromosomally labeled with green fluorescent protein (gfp) genes, using either the native promoterless gfp gene or the mutant gfpmut2 gene under the transcriptional control of the neomycin phosphate transferase (npt2) promoter inserted into Tn5 suicide plasmid vectors. One A. brasilense...

journal_title：FEMS microbiology ecology

authors： Rodriguez H,Mendoza A,Cruz MA,Holguin G,Glick BR,Bashan Y

更新日期：2006-08-01 00:00:00

abstract：:The diversity of Thermus strains isolated from each of two New Zealand hot pools was examined by isolating partial SSU (16S) rRNA genes and comparing their sequences. Although all of the sequences were similar, several variants were found in each pool. Standard methods for the enrichment of Thermus were then carried o...

journal_title：FEMS microbiology ecology

authors： Saul DJ,Reeves RA,Morgan HW,Bergquist PL

更新日期：1999-10-01 00:00:00

abstract：:Bacterial production in glacial runoff and aquatic habitats along a c. 500 m transect from the ablation area of a Svalbard glacier (Midre Lovénbreen, 79 degrees N, 12 degrees E) down to a series of proglacial lakes in its forefield were assessed. In addition, a series of in situ experiments were conducted to test how ...

journal_title：FEMS microbiology ecology

authors： Mindl B,Anesio AM,Meirer K,Hodson AJ,Laybourn-Parry J,Sommaruga R,Sattler B

更新日期：2007-02-01 00:00:00

abstract：:The spatial distribution of marine protistan communities in the presence of organic macroaggregates, formed from natural seawater, was studied in several microcosm experiments. The presence of macroaggregates had two main effects. First, the size of the communities of bacteria, flagellates and ciliates increased, as t...

journal_title：FEMS microbiology ecology

authors： Artolozaga I I,Ayo B,Latatu A,Azúa I I,Unanue M,Iriberri J

更新日期：2000-09-01 00:00:00

abstract：:A 745-bp luxA fragment was amplified from Vibrio harveyi (UM 1503), radiolabeled, and used as a probe to detect and quantify luxA genotypes in culturable bacterial populations from the Chesapeake Bay. DNA samples from 53 reference strains were also examined for this gene. The luxA-positive bacteria comprised from 0-6%...

journal_title：FEMS microbiology ecology

authors： Ramaiah N,Chun J,Ravel J,Straube WL,Hill RT,Colwell RR

更新日期：2000-07-01 00:00:00

abstract：:The colonization efficacies of salivaricin A (SalA)-producing Streptococcus salivarius strains 20P3 and 5 were compared when given in milk to 219 children, using either 2-day or 9-day dosing regimens. Colonization levels overall were superior for strain 5, and the 9-day dosing schedule resulted in higher levels of bot...

journal_title：FEMS microbiology ecology

authors： Dierksen KP,Moore CJ,Inglis M,Wescombe PA,Tagg JR

更新日期：2007-03-01 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：: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：: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：:Although anaerobic biodegradation of di-n-butyl phthalic acid ester (DBP) has been studied over the past decade, only little is known about the microorganisms involved in the biological anaerobic degradation pathways. The aim of this work is to characterize the microbial community dynamics in enrichment cultures degra...

journal_title：FEMS microbiology ecology

authors： Trably E,Batstone DJ,Christensen N,Patureau D,Schmidt JE

更新日期：2008-11-01 00:00:00

abstract：:A major obstacle in the molecular investigation of natural, especially oceanic, microbial cells is their adequate preservation for further land-based molecular analyses. Here, we examined the use of microwaves for cell fixation before high-speed flow cytometric sorting to define the metaproteomes and metagenomes of ke...

journal_title：FEMS microbiology ecology

authors： Mary I,Oliver A,Skipp P,Holland R,Topping J,Tarran G,Scanlan DJ,O'Connor CD,Whiteley AS,Burkill PH,Zubkov MV

更新日期：2010-10-01 00:00:00

abstract：:MRSA in humans, pets and livestock have been widely investigated, nevertheless, there is still little information of MRSA in wild animals. Therefore, this study aimed to investigate the occurrence and antimicrobial resistance profiles of methicillin-resistant staphylococci (MRS) in wild Iberian hares and to characteri...

journal_title：FEMS microbiology ecology

authors： Silva V,Pereira JE,Maltez L,Ferreira E,Manageiro V,Caniça M,Capelo JL,Igrejas G,Poeta P

更新日期：2020-01-01 00:00:00

abstract：:The effect of high temperature and oxidative stress on the cell viability of the yeast antagonist, Metschnikowia fructicola was determined. A mild heat shock (HS) pretreatment (30 min at 40 °C) improved the tolerance of M. fructicola to subsequent high temperature (45 °C, 20-30 min) and oxidative stress (0.4 mol L⁻¹ h...

journal_title：FEMS microbiology ecology

authors： Liu J,Wisniewski M,Droby S,Tian S,Hershkovitz V,Tworkoski T

更新日期：2011-04-01 00:00:00

abstract：:A large amount of sequencing data is produced in microbial community ecology studies using the high-throughput sequencing technique, especially amplicon-sequencing-based community data. After conducting the initial bioinformatic analysis of amplicon sequencing data, performing the subsequent statistics and data mining...

journal_title：FEMS microbiology ecology

authors： Liu C,Cui Y,Li X,Yao M

更新日期：2020-12-17 00:00:00

abstract：:Cyanobacterial blooms have become more frequent as a result of eutrophication in lakes. The accumulation and breakdown of huge cyanobacterial biomasses often cause hypoxia in lakes. However, little is known about microbial diversity in these areas. In this study, we characterized the bacterial community composition of...

journal_title：FEMS microbiology ecology

authors： Li H,Xing P,Wu QL

更新日期：2012-03-01 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：: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：: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：:Phytate-mineralizing rhizobacteria (PMR) perform an essential function for the mineralization of organic phosphorus but little is known about their ecology in soils and rhizosphere. In this study, PCR-based methods were developed for detection and quantification of the Bacillus β-propeller phytase (BPP) gene. Experime...

journal_title：FEMS microbiology ecology

authors： Jorquera MA,Saavedra N,Maruyama F,Richardson AE,Crowley DE,del C Catrilaf R,Henriquez EJ,de la Luz Mora M

更新日期：2013-02-01 00:00:00

abstract：:The effects of nutrient additions and grazing by macro-invertebrates on periphyton-associated algae and bacteria were studied by performing an enclosure experiment on three occasions from early spring to summer at mesotrophic Lake Erken and Väddö, at the Swedish Baltic coast. There were significant interactions betwee...

journal_title：FEMS microbiology ecology

authors： Haglund AL,Hillebrand H

更新日期：2005-03-01 00:00:00

abstract：:This paper demonstrates the first microbiological sampling of the Outokumpu deep borehole (2516 m deep) aiming at characterizing the bacterial community composition and diversity of sulphate-reducing bacteria (SRB) in Finnish crystalline bedrock aquifers. Sampling was performed using a 1500-m-long pressure-tight tube ...

journal_title：FEMS microbiology ecology

authors： Itävaara M,Nyyssönen M,Kapanen A,Nousiainen A,Ahonen L,Kukkonen I

更新日期：2011-08-01 00:00:00

abstract：:The carbon that rhizobia in root nodules receive from their host powers both N(2) fixation, which mainly benefits the host, and rhizobium reproduction. Rhizobia also store energy in the lipid poly-3-hydroxybutyrate (PHB), which may enhance rhizobium survival when they are carbon limited, either in nodules or in the so...

journal_title：FEMS microbiology ecology

authors： Ratcliff WC,Kadam SV,Denison RF

更新日期：2008-09-01 00:00:00

abstract：:More than 100 tons of nitrobenzene and related compounds were released into Songhua River due to the explosion of an aniline production factory in November, 2005. Sediment samples were taken from the heavily polluted drainage canal, one upstream and three downstream river sites. The change of bacterial community struc...

journal_title：FEMS microbiology ecology

authors： Li D,Yang M,Li Z,Qi R,He J,Liu H

更新日期：2008-09-01 00:00:00

abstract：:The role of Streptomyces sp. (BTL7) in synthesis of antibacterial agents reported from the marine sponge Dendrilla nigra was evaluated. Selective isolation of actinomycetes was performed on the newly developed selective media, Sponge Agar (SA) 1 and SA 2. The growth rate and antibiotic production were increased on the...

journal_title：FEMS microbiology ecology

authors： Selvin J,Joseph S,Asha KR,Manjusha WA,Sangeetha VS,Jayaseema DM,Antony MC,Denslin Vinitha AJ

更新日期：2004-11-01 00:00:00

abstract：:The alveolate microalga Chromera velia is an evolutionarily significant organism, representing the closest photosynthetic relative of the parasitic Apicomplexa. Chromera velia has been detected in and isolated from several stony corals and can be readily cultured in vitro under strictly autotrophic conditions. However...

journal_title：FEMS microbiology ecology

authors： Foster C,Portman N,Chen M,Šlapeta J

更新日期：2014-04-01 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

abstract：:Marine sponges host bacterial communities with important ecological and economic roles in nature and society, yet these benefits depend largely on the stability of host-symbiont interactions and their susceptibility to changing environmental conditions. Here, we investigated the temporal stability of complex host-micr...

journal_title：FEMS microbiology ecology

authors： Erwin PM,Coma R,López-Sendino P,Serrano E,Ribes M

更新日期：2015-10-01 00:00:00

abstract：:Rhodococcus sp. strain DTB (DSM 44534) was grown on a mixture of (R,R)-, (S,S)- and meso-bis-(1-chloro-2-propyl) ether (BCPE) as the sole source of carbon and energy. During BCPE degradation 1'-chloro-2'-propyl-3-chloro-2-prop-1-enyl-ether (DVE), 1-chloro-2-propanol and chloroacetone intermediates were formed. The BCP...

journal_title：FEMS microbiology ecology

authors： Garbe LA,Moreno-Horn M,Tressl R,Görisch H

更新日期：2006-01-01 00:00:00