Inhibitory effects of ferrihydrite on a thermophilic methanogenic community.

abstract：:Chemosynthetic microbial communities develop and form dense cell aggregates in slightly alkaline sulfidic hot springs in the temperature range of 70-86°C at Nakabusa, Japan. Nitrogenase activity has recently been detected in the microbial communities collected. To identify possible members capable of nitrogen fixation...

journal_title：Microbes and environments

authors： Nishihara A,Thiel V,Matsuura K,McGlynn SE,Haruta S

更新日期：2018-12-28 00:00:00

abstract：:The inhibitory effects of ammonia on two different degradation pathways of methanogenic acetate were evaluated using a pure culture (Methanosaeta thermophila strain PT) and defined co-culture (Methanothermobacter thermautotrophicus strain TM and Thermacetogenium phaeum strain PB), which represented aceticlastic and sy...

journal_title：Microbes and environments

authors： Kato S,Sasaki K,Watanabe K,Yumoto I,Kamagata Y

更新日期：2014-01-01 00:00:00

abstract：:We established artificial consortia of bacteria inoculated from soil and a green alga, Chlorella vulgaris NIES-227. The bacteria and the alga were mixed in a tube or partitioned in a dialysing culture vessel, and the bacterial composition was examined after cultivation. The community of bacteria formed in the consorti...

journal_title：Microbes and environments

authors： Ueda H,Otsuka S,Senoo K

更新日期：2010-01-01 00:00:00

abstract：:HcRNAV is a small icosahedral virus that infects the shellfish-killing marine dinoflagellate Heterocapsa circularisquama, which harbors a dicistronic linear single-stranded RNA (ssRNA) genome ca. 4.4 kb in length. Its major capsid protein (MCP) gene sequence is not expressed by various strains of Escherichia coli, pos...

journal_title：Microbes and environments

authors： Wada K,Kimura K,Hasegawa A,Fukuyama K,Nagasaki K

更新日期：2012-01-01 00:00:00

abstract：:Oligosaline lakes in arid regions provide indispensable water resources for humans; however, information on the bacterial community composition (BCC) of this ecosystem is limited. In the present study, we explored seasonal and vertical variations in BCC in Lake Bosten, a unique oligosaline lake (1.2‰ salinity) in arid...

journal_title：Microbes and environments

authors： Tang X,Xie G,Shao K,Dai J,Chen Y,Xu Q,Gao G

更新日期：2015-01-01 00:00:00

abstract：:We examined the colonization rate and communities of arbuscular mycorrhizal fungi (AMF) in the roots of Pyrus pyrifolia var. culta (Japanese pear) in orchards to investigate the effect of phosphorus (P) fertilization on AMF. Soil cores containing the roots of Japanese pear were collected from 13 orchards in Tottori Pr...

journal_title：Microbes and environments

authors： Yoshimura Y,Ido A,Iwase K,Matsumoto T,Yamato M

更新日期：2013-01-01 00:00:00

abstract：:Soil and rhizosphere environments were examined in order to determine the identity and relative abundance of bacteria that catabolize d- and l-amino acids as the sole source of carbon and nitrogen. All substrates were readily catabolized by bacteria from both environments, with most d-amino acids giving similar CFU co...

journal_title：Microbes and environments

authors： Radkov AD,McNeill K,Uda K,Moe LA

更新日期：2016-06-25 00:00:00

abstract：:Recent studies demonstrated that phylogenetically more diverse and abundant bacteria and fungi than previously considered are responsible for denitrification in terrestrial environments. We herein examined the effects of land-use types on the community composition of those denitrifying microbes based on their nitrite ...

journal_title：Microbes and environments

authors： Fujimura R,Azegami Y,Wei W,Kakuta H,Shiratori Y,Ohte N,Senoo K,Otsuka S,Isobe K

更新日期：2020-01-01 00:00:00

abstract：:Over the past few decades, anammox bacteria have been recognized as key players that contribute significantly to the release of large amounts of nitrogen in the global marine nitrogen cycle. In the present study, the diversity, community composition, and abundance of anammox bacteria from the sediments of four diverse...

journal_title：Microbes and environments

authors： Shehzad A,Liu J,Yu M,Qismat S,Liu J,Zhang XH

更新日期：2016-06-25 00:00:00

abstract：:Trichophyton ajelloi is a geophilic dermatophyte that specializes in the decomposition of native keratin. It exists in soil with a permanent influx of keratin matter. In the present study, two PCR-based methods were used for the identification and intra-species differentiation of T. ajelloi strains isolated from 3 typ...

journal_title：Microbes and environments

authors： Ciesielska A,Bohacz J,Korniłłowicz-Kowalska T,Stączek P

更新日期：2014-01-01 00:00:00

abstract：:Denitrifiers can produce and consume nitrous oxide (N(2)O). While little N(2)O is emitted from rice paddy soil, the same soil produces N(2)O when the land is drained and used for upland crop cultivation. In this study, we collected soils from two types of fields each at three locations in Japan; one type of field had ...

journal_title：Microbes and environments

authors： Tago K,Ishii S,Nishizawa T,Otsuka S,Senoo K

更新日期：2011-01-01 00:00:00

abstract：:Members of the Legionella genus find suitable conditions for their growth and survival in nuclear power plant cooling circuits. To limit the proliferation of Legionella pathogenic bacteria in nuclear power plant cooling circuits, and ensure that levels remain below regulatory thresholds, monochloramine treatment can b...

journal_title：Microbes and environments

authors： Jakubek D,Guillaume C,Binet M,Leblon G,DuBow M,Le Brun M

更新日期：2013-01-01 00:00:00

abstract：:Four hundred and fifty nine isolates of fluorescent pseudomonads were obtained from the leaves and roots of potato plants. Of these, 20 leaf isolates and 28 root isolates induced violacein production in two N-acylhomoserine lactone (AHL)-reporter strains-Chromobacterium violaceum CV026 and VIR24. VIR24 is a new report...

journal_title：Microbes and environments

authors： Someya N,Morohoshi T,Okano N,Otsu E,Usuki K,Sayama M,Sekiguchi H,Ikeda T,Ishida S

更新日期：2009-01-01 00:00:00

abstract：:Giant viruses of 'Megaviridae' have the ability to widely disperse around the globe. We herein examined 'Megaviridae' communities in four distinct aquatic environments (coastal and offshore seawater, brackish water, and hot spring freshwater), which are distantly located from each other (between 74 and 1,765 km), usin...

journal_title：Microbes and environments

authors： Li Y,Endo H,Gotoh Y,Watai H,Ogawa N,Blanc-Mathieu R,Yoshida T,Ogata H

更新日期：2019-09-25 00:00:00

abstract：:Various DNA extraction methods are often used interchangeably for the characterization of microbial communities despite indications that different techniques produce disparate results. The microbiomes of two ascidian species were herein characterized using two common DNA extraction kits, the DNeasy Blood and Tissue Ki...

journal_title：Microbes and environments

authors： Evans JS,López-Legentil S,Erwin PM

更新日期：2018-12-28 00:00:00

abstract：:Small cyanobacteria (<2 µm, pico-cyanobacteria) are abundant in waters deeper than the oxic-anoxic zone in the halocline of a saline meromictic lake, Lake Suigetsu, Fukui, Japan. We have isolated 101 strains that were grouped into six groups by means of the phycobiliprotein composition and sequence homology of the int...

journal_title：Microbes and environments

authors： Ohki K,Yamada K,Kamiya M,Yoshikawa S

更新日期：2012-01-01 00:00:00

abstract：:The present study aimed to reveal the eukaryotic diets of two economically important marine sediment-inhabiting worms, Sipunculus nudus (peanut worm) and Urechis unicinctus (spoon worm), using clone libraries and phylogenetic analyses of 18S rRNA genes. Fungal rDNA was also targeted and analyzed to reveal mycobiomes. ...

journal_title：Microbes and environments

authors： Wang Y,Shi T,Huang G,Gong J

更新日期：2018-09-29 00:00:00

abstract：:The biological flux and lifetime of methanol in anoxic marine sediments are largely unknown. We herein reported, for the first time, quantitative methanol removal rates in subsurface sediments. Anaerobic incubation experiments with radiotracers showed high rates of microbial methanol consumption. Notably, methanol oxi...

journal_title：Microbes and environments

authors： Yanagawa K,Tani A,Yamamoto N,Hachikubo A,Kano A,Matsumoto R,Suzuki Y

更新日期：2016-06-25 00:00:00

abstract：:The screening of pollutant degraders by relying solely on cultivation techniques such as liquid enrichment often fails to isolate the actual degraders in the environment. Community analyses by PCR-denaturing gradient gel electrophoresis (DGGE) were performed to isolate bacteria that can degrade 3-chlorobenzoate (3CB) ...

journal_title：Microbes and environments

authors： Morimoto S,Ogawa N,Hasebe A,Fujii T

更新日期：2008-01-01 00:00:00

abstract：:Rapid and continuous pressure treatment was realized using a hydraulic pump and the momentary decompression following high pressurization was used to inactivate bacteria. The number of colony-forming E. coli decreased to 1/1000 in response to 10 cycles of pressure treatment. In groundwater samples, repeated pressure t...

journal_title：Microbes and environments

authors： Baba T,Yamaguchi N,Tani K,Nasu M

更新日期：2011-01-01 00:00:00

abstract：:We investigated the effects of the water status (flooded or non-flooded) and presence of the nosZ gene in bradyrhizobia on the bradyrhizobial community structure in a factorial experiment that examined three temperature levels (20°C, 25°C, and 30°C) and two soil types (andosol and gray lowland soil) using microcosm in...

journal_title：Microbes and environments

authors： Saeki Y,Nakamura M,Mason MLT,Yano T,Shiro S,Sameshima-Saito R,Itakura M,Minamisawa K,Yamamoto A

更新日期：2017-06-24 00:00:00

abstract：:Soybean plants host endosymbiotic dinitrogen (N2)-fixing bacteria from the genus Bradyrhizobium. Under oxygen-limiting conditions, Bradyrhizobium diazoefficiens and Bradyrhizobium japonicum perform denitrification by sequentially reducing nitrate (NO3-) to nitrous oxide (N2O) or N2. The anaerobic reduction of NO3- to ...

journal_title：Microbes and environments

authors： Siqueira AF,Sugawara M,Arashida H,Minamisawa K,Sánchez C

更新日期：2020-01-01 00:00:00

abstract：:The effects of a nitrogen-fixing tree, black locust (Robinia pseudoacacia), on the distribution of bacterial species were examined in a Japanese black pine (Pinus thunbergii) and black locust-dominated area. DNA was extracted from the soil at depths of 0-5 and 5-10 cm, collected at the border between a Japanese black ...

journal_title：Microbes and environments

authors： Taniguchi T,Kataoka R,Tamai S,Yamanaka N,Futai K

更新日期：2009-01-01 00:00:00

abstract：:Diarrhea is often associated with marked alterations in the intestinal microbiota, termed dysbiosis; however, limited information is currently available on the intestinal microbiota in captive golden snub-nosed monkeys (Rhinopithecus roxellana) with diarrhea. We herein characterized the fecal microbiota in diarrhea an...

journal_title：Microbes and environments

authors： Zhu H,Zeng D,Wang Q,Wang N,Zeng B,Niu L,Ni X

更新日期：2018-09-29 00:00:00

abstract：:A cellular approach combining Direct Viable Counting and Fluorescent In Situ Hybridization using a one-step multiple-probe technique and Solid Phase Cytometry (DVC-FISH-SPC) was developed to monitor total viable vibrios and cover the detection of a large diversity of vibrios. FISH combined three probes in the same ass...

journal_title：Microbes and environments

authors： Girard L,Peuchet S,Servais P,Henry A,Charni-Ben-Tabassi N,Baudart J

更新日期：2017-09-27 00:00:00

abstract：:The relative isolation and unique physical properties of the Savusavu Hot Springs in Fiji may yield unique thermophiles. This study was conducted to determine the presence of aerobic thermophilic bacteria in these hot springs. A total of 104 thermophilic bacterial isolates were characterized and using Thermus and Baci...

journal_title：Microbes and environments

authors： Narayan VV,Hatha MA,Morgan HW,Rao D

更新日期：2008-01-01 00:00:00

abstract：:To clarify altitudinal changes in the bacterial community on Gulkana Glacier in Alaska, we analyzed bacterial 16S rRNA gene by low-cycle PCR amplification, denaturing gradient gel electrophoresis (DGGE), and culturing in a snowmelt medium at 4°C. Low-cycle PCR-based cloning revealed the presence of 100 bacterial OTUs;...

journal_title：Microbes and environments

authors： Segawa T,Takeuchi N,Ushida K,Kanda H,Kohshima S

更新日期：2010-01-01 00:00:00

abstract：:Effects of different land uses on densities of Escherichia coli, enterococci, and Clostridium perfringens in the water and soil of a tropical watershed were investigated. Densities of fecal indicator bacteria (FIBs) in the watershed exhibited a clear land-use dependency in the stream water. Significantly higher concen...

journal_title：Microbes and environments

authors： Goto DK,Yan T

更新日期：2011-01-01 00:00:00

abstract：:Changes in the bacterial community in soil-water suspensions during the enrichment period of 2,4-D and 2,4,5-T degraders were examined using denaturing gradient gel electrophoresis (DGGE) analysis of the 16S rRNA gene. The nucleotide sequences of almost all major bands at the degradation of 2,4-D and 2,4,5-T correspon...

journal_title：Microbes and environments

authors： Huong NL,Itoh K,Suyama K

更新日期：2008-01-01 00:00:00

abstract：:The emergence of drug-resistant bacteria is a severe problem in aquaculture. The ability of drug resistance genes to transfer from a bacterial cell to another is thought to be responsible for the wide dissemination of these genes in the aquaculture environment; however, little is known about the gene transfer mechanis...

journal_title：Microbes and environments

authors： Nonaka L,Maruyama F,Miyamoto M,Miyakoshi M,Kurokawa K,Masuda M

更新日期：2012-01-01 00:00:00