Exploitation of immunofluorescence for the quantification and characterization of small numbers of Pasteuria endospores.

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：: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：:Molecular phylogenetic analysis of a blue filamentous community from an alkaline thermal spring (79-83 degrees C) in Iceland revealed that the blue filaments were affiliated with the Aquificales. The dominant sequence type, pIce1, was most closely related to a sequence (SRI-48) found in a white filamentous community f...

journal_title：FEMS microbiology ecology

authors： Takacs CD,Ehringer M,Favre R,Cermola M,Eggertsson G,Palsdottir A,Reysenbach A

更新日期：2001-04-01 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：:Archaeal communities and the factors regulating their diversity in high altitude lakes are poorly understood. Here, we provide the first high-throughput sequencing study of Archaea from Tibetan Plateau lake sediments. We analyzed twenty lake sediments from the world's highest and largest plateau and found diverse arch...

journal_title：FEMS microbiology ecology

authors： Liu Y,Priscu JC,Xiong J,Conrad R,Vick-Majors T,Chu H,Hou J

更新日期：2016-03-01 00:00:00

abstract：:Vast expanses of Earth's surface are covered by ice, with microorganisms in these systems affecting local and global biogeochemical cycles. We examined microbial assemblages from habitats fed by glacial meltwater within the McMurdo Dry Valleys, Antarctica and on the west Greenland Ice Sheet (GrIS), evaluating potentia...

journal_title：FEMS microbiology ecology

authors： Smith HJ,Dieser M,McKnight DM,SanClements MD,Foreman CM

更新日期：2018-07-01 00:00:00

abstract：:The described diversity within the domain Archaea has recently expanded due to advances in sequencing technologies, but many habitats that likely harbor novel lineages of archaea remain understudied. Knowledge of archaea within natural and engineered hydrothermal systems, such as hot springs and engineered subsurface ...

journal_title：FEMS microbiology ecology

authors： Mueller RC,Peach JT,Skorupa DJ,Copié V,Bothner B,Peyton BM

更新日期：2021-01-26 00:00:00

abstract：:The effect of a brief (24 h) temperature shift to 4 degrees C (low-temperature stress) or 50 degrees C (high-temperature stress) was studied in methanogenic slurries of Italian rice field soil incubated at either constant 30 degrees C or 15 degrees C. Low-temperature (low-T) stress showed no effect in either the 30 de...

journal_title：FEMS microbiology ecology

authors： Wu XL,Chin KJ,Conrad R

更新日期：2002-03-01 00:00:00

abstract：:Abstract Black reduced sediment surfaces (Black Spots) in sandy intertidal flats of the German Wadden Sea (southern North Sea) are characterised by elevated sulphide concentrations (up to 20 mM) and low redox potentials. It is assumed that the appearance of Black Spots is linked to elevated levels of organic matter co...

journal_title：FEMS microbiology ecology

authors： Freitag TE,Klenke T,Krumbein WE,Gerdes G,Prosser JI

更新日期：2003-06-01 00:00:00

abstract：:The sea anemone Entacmaea medusivora (Actiniaria, Anthozoa) commonly feeds on the golden jellyfish Mastigias papua (Rhizostomeae, Scyphozoa) which harbours an endosymbiotic dinoflagellate of the genus Cladocopium (Symbiodiniaceae). In this study, we monitored the photosynthetic activity of the endosymbiotic microalgae...

journal_title：FEMS microbiology ecology

authors： Vega de Luna F,Dang KV,Cardol M,Roberty S,Cardol P

更新日期：2019-10-01 00:00:00

abstract：:Integrating conjugative elements (ICEs) of the SXT/R391 family have been described in Vibrios, mainly Vibrio cholerae, and other bacteria as carriers of variable gene content conferring adaptive advantages upon their hosts, including antimicrobial resistance and motility regulation. However, our knowledge on their hos...

journal_title：FEMS microbiology ecology

authors： Balado M,Lemos ML,Osorio CR

更新日期：2013-02-01 00:00:00

abstract：:A yearlong study was conducted to determine factors that affect the abundance and distribution of lysogens and free viruses at fresh-, brackish-, and saltwater stations in Newport Bay, CA. The viral and bacterial abundance were highest in the freshwater (average 1.1 x 10(8) and 1.1 x 10(7) mL(-1), respectively) and lo...

journal_title：FEMS microbiology ecology

authors： Choi S,Jeliazkov I,Jiang SC

更新日期：2009-08-01 00:00:00

abstract：:Bacterial diversity is believed to be controlled both by bottom-up and top-down mechanisms such as nutrient competition, predation and viral lysis. We hypothesise that lytic viruses create trophic niches within bacterial communities, and thus primarily control richness and evenness, while substrate composition primari...

journal_title：FEMS microbiology ecology

authors： Töpper B,Thingstad TF,Sandaa RA

更新日期：2013-01-01 00:00:00

abstract：:Compared with the knowledge of sponge-associated bacterial diversity and ecological roles, the fungal diversity and ecological roles of sponges remain largely unknown. In this study, the fungal diversity and protein synthesis potential in two South China Sea sponges Theonella swinhoei and Xestospongia testudinaria wer...

journal_title：FEMS microbiology ecology

authors： Jin L,Liu F,Sun W,Zhang F,Karuppiah V,Li Z

更新日期：2014-12-01 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：:Land plants directly contact soil through their roots. An enormous diversity of microbes dwelling in root-associated zones, including endosphere (inside root), rhizoplane (root surface) and rhizosphere (soil surrounding the root surface), play essential roles in ecosystem functioning and plant health. Rice is a staple...

journal_title：FEMS microbiology ecology

authors： Ding LJ,Cui HL,Nie SA,Long XE,Duan GL,Zhu YG

更新日期：2019-05-01 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 honey bee worker gut hosts a community of bacteria that comprises 8-10 core bacterial species, along with a set of more transient environmental microbes. Collectively, these microbes break down and ferment saccharides present in the host's diet, based on analyses of metagenomes, and metatranscriptomes from this en...

journal_title：FEMS microbiology ecology

authors： Lee FJ,Miller KI,McKinlay JB,Newton ILG

更新日期：2018-08-01 00:00:00

abstract：:A soybean nodule endophytic bacterium Bradyrhizobium sp. strain SR-6 was characterized for production of acyl homoserine lactones (AHLs) as quorum sensing molecules. Mass spectrometry analysis of AHLs revealed the presence of C6-HSL, 3OH-C6-HSL, C8-HSL, C10-HSL, 3oxoC10-HSL, 3oxo-C12-HSL and 3OH-C12-HSL which are sign...

journal_title：FEMS microbiology ecology

authors： Ali A,Ayesha,Hameed S,Imran A,Iqbal M,Iqbal J,Oresnik IJ

更新日期：2016-09-01 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：: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：: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：:Truffles are hypogeous ectomycorrhizal fungi. They belong to the genus Tuber and are currently considered a hot spot in fungal biology due to their ecological and economic relevance. Among all the species, Tuber magnatum is the most appreciated because of its special taste and aroma. The aim of this work was to set up...

journal_title：FEMS microbiology ecology

authors： Zampieri E,Murat C,Cagnasso M,Bonfante P,Mello A

更新日期：2010-01-01 00:00:00

abstract：:Although experiments indicate that the abiotic environment plays an important role in bacterial interactions with their parasitic viruses (bacteriophages or phages), it is not yet clear how exposure to compounds present in nature alters the impact of phages on bacterial growth and evolution. To address this question, ...

journal_title：FEMS microbiology ecology

authors： Scanlan PD,Bischofberger AM,Hall AR

更新日期：2017-01-01 00:00:00

abstract：:We investigated 16S rRNA gene diversity at a high sediment depth resolution (every 5 cm, top 30 cm) in an active site of the Kazan mud volcano, East Mediterranean Sea. A total of 242 archaeal and 374 bacterial clones were analysed, which were attributed to 38 and 205 unique phylotypes, respectively (> or = 98% similar...

journal_title：FEMS microbiology ecology

authors： Pachiadaki MG,Lykousis V,Stefanou EG,Kormas KA

更新日期：2010-06-01 00:00:00

abstract：:A field-scale manipulation experiment conducted for 16 years in a Norway spruce forest at Solling, Central Germany, was used to follow the long-term response of total soil bacteria, nitrate reducers and denitrifiers under conditions of reduced N deposition. N was experimentally removed from throughfall by a roof const...

journal_title：FEMS microbiology ecology

authors： Kandeler E,Brune T,Enowashu E,Dörr N,Guggenberger G,Lamersdorf N,Philippot L

更新日期：2009-03-01 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：:Microbial communities of extreme environments have often been assumed to have low species richness. We analysed 18S rRNA gene signatures in a sample collected below the chemocline of the anoxic Mariager Fjord in Denmark, and from these data we computed novel parametric and standard nonparametric estimates of protistan...

journal_title：FEMS microbiology ecology

authors： Zuendorf A,Bunge J,Behnke A,Barger KJ,Stoeck T

更新日期：2006-12-01 00:00:00

abstract：:The polychlorinated biphenyl (PCB)-degrading Pseudomonas sp. B4 was tested for its motility and ability to sense and respond to biphenyl, its chloroderivatives and chlorobenzoates in chemotaxis assays. Pseudomonas sp. B4 was attracted to biphenyl, PCBs and benzoate in swarm plate and capillary assays. Chemotaxis towar...

journal_title：FEMS microbiology ecology

authors： Gordillo F,Chávez FP,Jerez CA

更新日期：2007-05-01 00:00:00

abstract：:High-elevation lakes in the tropics are subject to extreme environmental fluctuations and microbes may harbor a unique genomic repertoire, but their composition and diversity are largely unknown. Here, we compared the planktonic bacterial community composition (BCC) and diversity of three tropical lakes located in the...

journal_title：FEMS microbiology ecology

authors： Aguilar P,Dorador C,Vila I,Sommaruga R

更新日期：2018-03-01 00:00:00