Community dynamics of arbuscular mycorrhizal fungi in high-input and intensively irrigated rice cultivation systems.

abstract：:Four membrane filter methods for the enumeration of fecal coliforms were compared for accuracy, specificity, and recovery. Water samples were taken several times from 13 marine, 1 estuarine, and 4 freshwater sites around Puerto Rico, from pristine waters and waters receiving treated and untreated sewage and effluent f...

journal_title：Applied and environmental microbiology

authors： Santiago-Mercado J,Hazen TC

更新日期：1987-12-01 00:00:00

abstract：:The cellulosomes produced by Clostridium cellulovorans are organized by the specific interactions between the cohesins in the scaffolding proteins and the dockerins of the catalytic components. Using a cohesin biomarker, we identified a cellulosomal enzyme which belongs to the glycosyl hydrolase family 5 and has a dom...

journal_title：Applied and environmental microbiology

authors： Jeon SD,Lee JE,Kim SJ,Park SH,Choi GW,Han SO

更新日期：2013-10-01 00:00:00

abstract：:Four new primers and one published primer were used to PCR amplify hypervariable regions within the protozoal 18S rRNA gene to determine which primer pair provided the best identification and statistical analysis. PCR amplicons of 394 to 498 bases were generated from three primer sets, sequenced using Roche 454 pyrose...

journal_title：Applied and environmental microbiology

authors： Ishaq SL,Wright AD

更新日期：2014-09-01 00:00:00

abstract：:Many cyanobacterial strains are able to grow at a pH range from neutral to pH 10 or 11. Such alkaline conditions favor cyanobacterial growth (e.g., bloom formation), and cyanobacteria must have developed strategies to adjust to changes in CO2 concentration and ion availability. Synechocystis sp. strain PCC 6803 exhibi...

journal_title：Applied and environmental microbiology

authors： Summerfield TC,Sherman LA

更新日期：2008-09-01 00:00:00

abstract：:Transfer of plasmid-borne antibiotic resistance genes in Escherichia coli wild-type strains is possible by transformation under naturally occurring conditions in oligotrophic, aquatic environments containing physiologic concentrations of calcium. In contrast, transformation is suppressed in nitrogen-rich body fluids l...

journal_title：Applied and environmental microbiology

authors： Woegerbauer M,Jenni B,Thalhammer F,Graninger W,Burgmann H

更新日期：2002-01-01 00:00:00

abstract：:A homolog of the clpC ATPase gene was identified in the genome of Bifidobacterium breve UCC 2003. Since this gene is very well conserved among eubacteria, we employed a PCR-based approach using primers based on highly conserved regions of ClpC proteins in order to identify homologous genes in other bifidobacterial spe...

journal_title：Applied and environmental microbiology

authors： Ventura M,Fitzgerald GF,van Sinderen D

更新日期：2005-10-01 00:00:00

abstract：:Flavonoids are 15-carbon plant secondary metabolites exuded in the rhizosphere that hosts several flavonoid-degrading bacteria. We studied flavonoid catabolism in a plant growth-promoting rhizobacterial strain of Pseudomonas by using a combination of biochemical and genetic approaches. Transposants carrying mini-Tn5gf...

journal_title：Applied and environmental microbiology

authors： Pillai BV,Swarup S

更新日期：2002-01-01 00:00:00

abstract：:A predictive and feedback proportional control algorithm, developed for fed-batch fermentations and described in a companion paper (G. L. Kleman, J. J. Chalmers, G. W. Luli, and W. R. Strohl, Appl. Environ. Microbiol. 57:910-917, 1991), was used in this work to control a continuous culture on the basis of the soluble-...

journal_title：Applied and environmental microbiology

authors： Kleman GL,Chalmers JJ,Luli GW,Strohl WR

更新日期：1991-04-01 00:00:00

abstract：:The epiphytic fitness of Salmonella enterica was assessed on cilantro plants by using a strain of S. enterica serovar Thompson that was linked to an outbreak resulting from cilantro. Salmonella serovar Thompson had the ability to colonize the surface of cilantro leaves, where it was detected by confocal laser scanning...

journal_title：Applied and environmental microbiology

authors： Brandl MT,Mandrell RE

更新日期：2002-07-01 00:00:00

abstract：:Using bacteria to transform reactive corrosion products into stable compounds represents an alternative to traditional methods employed in iron conservation. Two environmental Aeromonas strains (CA23 and CU5) were used to transform ferric iron corrosion products (goethite and lepidocrocite) into stable ferrous iron-be...

journal_title：Applied and environmental microbiology

authors： Kooli WM,Junier T,Shakya M,Monachon M,Davenport KW,Vaideeswaran K,Vernudachi A,Marozau I,Monrouzeau T,Gleasner CD,McMurry K,Lienhard R,Rufener L,Perret JL,Sereda O,Chain PS,Joseph E,Junier P

更新日期：2019-01-23 00:00:00

abstract：:Hepatitis A virus (HAV) and Norwalk-like virus (NLV) were detected by reverse transcription-PCR in clams imported into the United States from China. An epidemiological investigation showed that these clams were associated with five cases of Norwalk-like gastroenteritis in New York State in August 2000 (Food and Drug A...

journal_title：Applied and environmental microbiology

authors： Kingsley DH,Meade GK,Richards GP

更新日期：2002-08-01 00:00:00

abstract：:Continuous centrifugation of large volumes of water from natural southeastern lakes allowed quantitative detection of Legionella pneumophila by direct immunofluorescent staining. Positive samples were injected intraperitoneally into guinea pigs, and the L. pneumophila were isolated and identified by their morphologica...

journal_title：Applied and environmental microbiology

authors： Fliermans CB,Cherry WB,Orrison LH,Thacker L

更新日期：1979-06-01 00:00:00

abstract：:Sodium gradients in cyanobacteria play an important role in energy storage under photoautotrophic conditions but have not been well studied during autofermentative metabolism under the dark, anoxic conditions widely used to produce precursors to fuels. Here we demonstrate significant stress-induced acceleration of aut...

journal_title：Applied and environmental microbiology

authors： Carrieri D,Ananyev G,Lenz O,Bryant DA,Dismukes GC

更新日期：2011-10-01 00:00:00

abstract：:We describe the stabilization by pressure of enzymes, including a hydrogenase from Methanococcus jannaschii, an extremely thermophilic deep-sea methanogen. This is the first published report of proteins from thermophiles being stabilized by pressure. Inactivation studies of partially purified hydrogenases from an extr...

journal_title：Applied and environmental microbiology

authors： Hei DJ,Clark DS

更新日期：1994-03-01 00:00:00

abstract：:The transcript abundances of nitrate transporter genes (Nrt2) were proposed as potential markers for nitrogen deficiency in marine diatoms. To correctly quantify diatom Nrt2 mRNA in the East China Sea (ECS), we utilized both mixed-species sequencing and single-cell PCR to expand the sequence database for this region. ...

journal_title：Applied and environmental microbiology

authors： Kang LK,Wang HF,Chang J

更新日期：2011-01-01 00:00:00

abstract：:To elevate the production level of heterologous polyketide in Streptomyces venezuelae, an additional copy of the positive regulatory gene pikD was introduced into the pikromycin (Pik) polyketide synthase (PKS) deletion mutant of S. venezuelae ATCC 15439 expressing tylosin PKS genes. The resulting mutant strain showed ...

journal_title：Applied and environmental microbiology

authors： Jung WS,Jeong SJ,Park SR,Choi CY,Park BC,Park JW,Yoon YJ

更新日期：2008-04-01 00:00:00

abstract：:Thiosulfate dehydrogenase is known to play a significant role in thiosulfate oxidation in the acidophilic, obligately chemolithoautotroph, Acidithiobacillus ferrooxidans. Enzyme activity measured using ferricyanide as the electron acceptor was detected in cell extracts of A. ferrooxidans ATCC 23270 grown on tetrathion...

journal_title：Applied and environmental microbiology

authors： Kikumoto M,Nogami S,Kanao T,Takada J,Kamimura K

更新日期：2013-01-01 00:00:00

abstract：:Sputter coating of leaf litter microbe samples provides scanning electron microscope images with greater information content than either vacuum evaporation of thin metal coatings or tissue conductance. ...

journal_title：Applied and environmental microbiology

authors： Draggan S

更新日期：1976-02-01 00:00:00

abstract：:Transformed root cultures of three nonmycotrophic and one mycotrophic plant species stimulated germination and hyphal growth of the vesicular-arbuscular mycorrhizal fungus Glomus etunicatum (Becker & Gerd.) in a gel medium. However, only roots of the mycotrophic species (carrot) supported continued hyphal exploration ...

journal_title：Applied and environmental microbiology

authors： Schreiner RP,Koide RT

更新日期：1993-08-01 00:00:00

abstract：:A novel single-step procedure for the purification of staphylococcal enterotoxin A (SEA), namely, dye ligand affinity chromatography with the triazine dye Red A, was developed. SEA purified by this method produced a single band when subjected to sodium dodecyl sulfate-polyacrylamide gel electrophoresis. The yield from...

journal_title：Applied and environmental microbiology

authors： Reynolds D,Tranter HS,Sage R,Hambleton P

更新日期：1988-07-01 00:00:00

abstract：:Studies of phytoplasma-insect vector interactions and epidemiological surveys of plant yellows associated with the stolbur phytoplasma (StolP) require the identification of relevant candidate genes and typing markers. A recent StolP genome survey identified a partial coding sequence, SR01H10, having no homologue in th...

journal_title：Applied and environmental microbiology

authors： Cimerman A,Pacifico D,Salar P,Marzachì C,Foissac X

更新日期：2009-05-01 00:00:00

abstract：:When 7-aminocephalosporanic acid (7-ACA) was used as a single carbon source in the enrichment culture medium for screening 7-ACA-degrading microorganisms, pink yeast colonies appeared frequently, and these were identified as Rhodotorula glutinis. These intact R. glutinis cells converted (i) 7-ACA to deacetyl-7-ACA (7-...

journal_title：Applied and environmental microbiology

authors： Sakai Y,Abe T,Ohbayashi Y,Isaka K,Yamamoto K,Tani Y,Kato N

更新日期：1996-07-01 00:00:00

abstract：:In vivo hydrolysis of inulin and sucrose was examined in selected yeasts of the genus Kluyveromyces. Cells, grown in sucrose-limited chemostat cultures, were subjected to treatments for the removal of inulinase, the enzyme responsible for the hydrolysis of both inulin and sucrose. The effects of these treatments were ...

journal_title：Applied and environmental microbiology

authors： Rouwenhorst RJ,Ritmeester WS,Scheffers WA,Van Dijken JP

更新日期：1990-11-01 00:00:00

abstract：:Rotavirus virus-like particles (VLPs) and MS2 bacteriophages were bioaccumulated in bivalve mollusks to evaluate viral persistence in shellfish during depuration and relaying under natural conditions. Using this nonpathogenic surrogate virus, we were able to demonstrate that about 1 log10 of VLPs was depurated after 1...

journal_title：Applied and environmental microbiology

authors： Loisy F,Atmar RL,Le Saux JC,Cohen J,Caprais MP,Pommepuy M,Le Guyader FS

更新日期：2005-10-01 00:00:00

abstract：:A 2.2-kb fragment containing a replicon from pBtoxis, the large plasmid that encodes the insecticidal endotoxins of Bacillus thuringiensis subsp. israelensis, was identified, cloned, and sequenced. This fragment contains cis elements, including iterons, found in replication origins of other large plasmids and suggests...

journal_title：Applied and environmental microbiology

authors： Tang M,Bideshi DK,Park HW,Federici BA

更新日期：2006-11-01 00:00:00

abstract：:Silver toxicity is a problem that microorganisms face in medical and environmental settings. Through exposure to silver compounds, some bacteria have adapted to growth in high concentrations of silver ions. Such adapted microbes may be dangerous as pathogens but, alternatively, could be potentially useful in nanomater...

journal_title：Applied and environmental microbiology

authors： Sedlak RH,Hnilova M,Grosh C,Fong H,Baneyx F,Schwartz D,Sarikaya M,Tamerler C,Traxler B

更新日期：2012-04-01 00:00:00

abstract：:Mono Lake is an alkaline hypersaline lake that supports high methane oxidation rates. Retrieved pmoA sequences showed a broad diversity of aerobic methane oxidizers including the type I methanotrophs Methylobacter (the dominant genus), Methylomicrobium, and Methylothermus, and the type II methanotroph Methylocystis. S...

journal_title：Applied and environmental microbiology

authors： Lin JL,Joye SB,Scholten JC,Schäfer H,McDonald IR,Murrell JC

更新日期：2005-10-01 00:00:00

abstract：:We developed a new cell surface display system in Pseudomonas putida KT2442 using OprF, an outer membrane protein of Pseudomonas aeruginosa, as an anchoring motif in a C-terminal deletion-fusion strategy. The Pseudomonas fluorescens SIK W1 lipase gene was fused to two different C-terminal truncated OprF genes, and the...

journal_title：Applied and environmental microbiology

authors： Lee SH,Lee SY,Park BC

更新日期：2005-12-01 00:00:00

abstract：:Of 199 fungal cultures isolated from some of the common cereals collected from different parts of Uttar Pradesh and Madhya Pradesh, 70 produced toxic metabolites. Of the 70 fungi isolated, 59 produced toxins which caused visible lesions in livers, kidneys, and spleens but did not cause mortality. Toxicity, graded in t...

journal_title：Applied and environmental microbiology

authors： Gupta J,Pathak B,Sethi N,Vora VC

更新日期：1981-03-01 00:00:00

abstract：:A d-xylose reductase mutant of Pachysolen tannophilus was isolated on the basis of its poor growth on d-xylose but normal growth on xylitol and d-glucose. Fractionation of cell extracts indicated that the mutant was deficient in d-xylose reductase activity that used NADPH exclusively as a cofactor, but not in activity...

journal_title：Applied and environmental microbiology

authors： Schneider H,Lee H,Barbosa Mde F,Kubicek CP,James AP

更新日期：1989-11-01 00:00:00