Toxicity of the Alternaria metabolites alternariol, alternariol methyl ether, altenuene, and tenuazonic acid in the chicken embryo assay.

abstract：:Comparative analysis of the 16S rRNA gene and fluorescent in situ hybridization (FISH) was used to identify epibiotic filamentous bacteria living on the marine amphipod crustacean Urothoe poseidonis. The epibionts belong to the gamma proteobacteria and represent a novel marine phylotype within the genus Thiothrix. FIS...

journal_title：Applied and environmental microbiology

authors： Gillan DC,Dubilier N

更新日期：2004-06-01 00:00:00

abstract：:We report the construction of an Escherichia coli mutant that harbors two compatible plasmids and that is able to synthesize labeled 2-O-alpha-D-mannosyl-D-glycerate from externally added labeled mannose without the loss of specific isotopic enrichment. The strain carries a deletion in the manA gene, encoding phosphom...

journal_title：Applied and environmental microbiology

authors： Sampaio MM,Santos H,Boos W

更新日期：2003-01-01 00:00:00

abstract：:The genes encoding NAD(+)-dependent alanine dehydrogenases (AlaDHs) (EC 1.4.1.1) from the Antarctic bacterial organisms Shewanella sp. strain Ac10 (SheAlaDH) and Carnobacterium sp. strain St2 (CarAlaDH) were cloned and expressed in Escherichia coli. Of all of the AlaDHs that have been sequenced, SheAlaDH exhibited the...

journal_title：Applied and environmental microbiology

authors： Galkin A,Kulakova L,Ashida H,Sawa Y,Esaki N

更新日期：1999-09-01 00:00:00

abstract：:A purified lipase from the yeast Cryptococcus sp. strain S-2 exhibited remote homology to proteins belonging to the cutinase family rather than to lipases. This enzyme could effectively degrade the high-molecular-weight compound polylactic acid, as well as other biodegradable plastics, including polybutylene succinate...

journal_title：Applied and environmental microbiology

authors： Masaki K,Kamini NR,Ikeda H,Iefuji H

更新日期：2005-11-01 00:00:00

abstract：:The biological utilization of CO(2) and H(2) for the formation of short-chain fatty acids was studied by using a mixed culture of bacteria. Optimization of a medium was carried out in continuous culture to identify limiting factors which controlled growth and production of organic acids. The optimal pH for growth and ...

journal_title：Applied and environmental microbiology

authors： Goldberg I,Cooney CL

更新日期：1981-01-01 00:00:00

abstract：:Lactobacillus gasseri LA39 and L. reuteri LA6 isolated from feces of the same human infant were found to produce similar cyclic bacteriocins (named gassericin A and reutericin 6, respectively) that cannot be distinguished by molecular weights or primary amino acid sequences. However, reutericin 6 has a narrower spectr...

journal_title：Applied and environmental microbiology

authors： Kawai Y,Ishii Y,Arakawa K,Uemura K,Saitoh B,Nishimura J,Kitazawa H,Yamazaki Y,Tateno Y,Itoh T,Saito T

更新日期：2004-05-01 00:00:00

abstract：:Secondary sewage effluent and renovated water from four wells at the Flushing Meadows Wastewater Renovation Project near Phoenix, Arizona, in operation since 1967, were assayed approximately every 2 months in 1974 for viruses and enteric bacteria during flooding periods. No viruses of Salmonella sp. were detected in a...

journal_title：Applied and environmental microbiology

authors： Gilbert RG,Gerba CP,Rice RC,Bouwer H,Wallis C,Melnick JL

更新日期：1976-09-01 00:00:00

abstract：:Streptococcus suis is an important pathogen of swine which occasionally infects humans as well. There are 35 serotypes known for this organism, and it would be desirable to develop rapid methods methods to identify and differentiate the strains of this species. To that effect, partial chaperonin 60 gene sequences were...

journal_title：Applied and environmental microbiology

authors： Brousseau R,Hill JE,Préfontaine G,Goh SH,Harel J,Hemmingsen SM

更新日期：2001-10-01 00:00:00

abstract：:Cytolethal distending toxins (CDT) are potent cytotoxins of several Gram-negative pathogenic bacteria, including Escherichia coli, in which five types (CDT-I to CDT-V) have been identified so far. CDT-V is frequently associated with Shiga-toxigenic E. coli (STEC), enterohemorrhagic E. coli (EHEC) O157 strains, and str...

journal_title：Applied and environmental microbiology

authors： Sváb D,Horváth B,Maróti G,Dobrindt U,Tóth I

更新日期：2013-08-01 00:00:00

abstract：:To observe real-time interactions between green fluorescent protein-labeled immune cells and invading bacteria in the zebrafish (Danio rerio), a series of plasmids was constructed for the red fluorescent protein (RFP) labeling of a variety of fish and human pathogens. The aim of this study was to create a collection o...

journal_title：Applied and environmental microbiology

authors： Singer JT,Phennicie RT,Sullivan MJ,Porter LA,Shaffer VJ,Kim CH

更新日期：2010-06-01 00:00:00

abstract：:It has been shown that the coexistence of methanogenesis and reductive acetogenesis in the hindgut of the wood-feeding termite Reticulitermes flavipes is based largely on the radial distribution of the respective microbial populations and relatively high hydrogen partial pressures in the gut lumen. Using Clark-type mi...

journal_title：Applied and environmental microbiology

authors： Schmitt-Wagner D,Brune A

更新日期：1999-10-01 00:00:00

abstract：:Antigens from the methicillin-resistant Staphylococcus aureus (MRSA) cell wall have been shown to be immunogenic in vivo and upregulated during biofilm growth. In this study, we created purified, recombinant forms of selected antigens and biofilm-upregulated, cell wall-associated proteins. These proteins were shown to...

journal_title：Applied and environmental microbiology

authors： Brady RA,Leid JG,Kofonow J,Costerton JW,Shirtliff ME

更新日期：2007-10-01 00:00:00

abstract：:Compost amendment and inoculations with specific microorganisms are fundamentally different soil treatment methods, commonly used in agriculture for the improvement of plant growth and health. Although distinct, both methods affect the rhizosphere and the plant roots. In the present study we used a 16S rRNA gene appro...

journal_title：Applied and environmental microbiology

authors： Ofek M,Hadar Y,Minz D

更新日期：2009-10-01 00:00:00

abstract：:In a field experiment, Pseudomonas cepacia J82rif and J51rif increased sunflower emergence in the presence of the fungus Sclerotinia sclerotiorum. Pyrrolnitrin, aminopyrrolnitrin, and monochloroaminopyrrolnitrin were isolated from J82 and identified by using thin-layer chromatography, high-performance liquid chromatog...

journal_title：Applied and environmental microbiology

authors： McLoughlin TJ,Quinn JP,Bettermann A,Bookland R

更新日期：1992-05-01 00:00:00

abstract：:Nitrification in chloraminated drinking water can have a number of adverse effects on water quality, including a loss of total chlorine and ammonia-N and an increase in the concentration of heterotrophic plate count bacteria and nitrite. To understand how nitrification develops, a study was conducted to examine the fa...

journal_title：Applied and environmental microbiology

authors： Wolfe RL,Lieu NI,Izaguirre G,Means EG

更新日期：1990-02-01 00:00:00

abstract：:Iron is an essential micronutrient for life. In mammals, dietary iron is absorbed primarily in the small intestine. Currently, the impacts of dietary iron on the taxonomic structure and function of the gut microbiome and reciprocal effects on the animal host are not well understood. Here, we establish a mouse model of...

journal_title：Applied and environmental microbiology

authors： Coe GL,Pinkham NV,Celis AI,Johnson C,DuBois JL,Walk ST

更新日期：2021-01-15 00:00:00

abstract：:Sphaerotilus natans grew at the maximum specific growth rate (mu(max)) of 0.43/h when cultivated on PGY medium at 25 degrees C. The organism mainly grew attached to inside of the culture vessels when the culture medium was fed to the completely mixed continuous-flow apparatus at a dilution rate above mu(max) and the a...

journal_title：Applied and environmental microbiology

authors： Yoshikawa H,Takiguchi Y

更新日期：1979-08-01 00:00:00

abstract：:Isolation and cultivation are a crucial step in elucidating the physiology, biogeochemistry, and ecosystem role of microorganisms. Many abundant marine bacteria, including the widespread Roseobacter clade-affiliated (RCA) cluster group, have not been cultured with traditional methods. Using novel techniques of coculti...

journal_title：Applied and environmental microbiology

authors： Mayali X,Franks PJ,Azam F

更新日期：2008-05-01 00:00:00

abstract：:Mass spectrometric measurement of carbon dioxide production was used to study malolactic fermentation (MLF) in Lactobacillus collinoides isolated from cider. The kinetics and stereospecificity of the malolactic enzyme (MLE) were studied, and the stoichiometry of the reaction sequence was investigated. The optimum pH f...

journal_title：Applied and environmental microbiology

authors： Arthurs CE,Lloyd D

更新日期：1999-08-01 00:00:00

abstract：:Enterococcus faecalis encodes a biotin-dependent oxaloacetate decarboxylase (OAD), which is constituted by four subunits: E. faecalis carboxyltransferase subunit OadA (termed Ef-A), membrane pump Ef-B, biotin acceptor protein Ef-D, and the novel subunit Ef-H. Our results show that in E. faecalis, subunits Ef-A, Ef-D, ...

journal_title：Applied and environmental microbiology

authors： Repizo GD,Blancato VS,Mortera P,Lolkema JS,Magni C

更新日期：2013-05-01 00:00:00

abstract：:"Caldocellum saccharolyticum" is an obligatory anaerobic thermophilic bacterium. A gene from this organism, designated celB, has been cloned in Escherichia coli as part of a bacteriophage lambda gene library. This gene produces a thermostable cellulase that shows both endoglucanase and exoglucanase activities on test ...

journal_title：Applied and environmental microbiology

authors： Saul DJ,Williams LC,Grayling RA,Chamley LW,Love DR,Bergquist PL

更新日期：1990-10-01 00:00:00

abstract：:The uncultivated bacterial endosymbionts of the hydrothermal vent tubeworm Riftia pachyptila play a central role in providing their host with fixed carbon. While this intimate association between host and symbiont indicates tight integration and coordination of function via cellular communication mechanisms, no such s...

journal_title：Applied and environmental microbiology

authors： Hughes DS,Felbeck H,Stein JL

更新日期：1997-09-01 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：:Protoplasts of Claviceps purpurea were prepared by treatment of mycelium with a lytic mixture of snail gut enzyme and cellulase from Trichoderma viride. Such protoplasts could be efficiently lysed by Triton X-100 treatment at high osmotic pressure without Ca or Mg, allowing the release of intact vacuoles in high yield...

journal_title：Applied and environmental microbiology

authors： Keller U,Madry N,Kleinkauf H,Glund K

更新日期：1984-04-01 00:00:00

abstract：:Bacteria in the genus Rickettsiella (Coxiellaceae), which are mainly known as arthropod pathogens, are emerging as excellent models to study transitions between mutualism and pathogenicity. The current report characterizes a novel Rickettsiella found in the leafhopper Orosius albicinctus (Hemiptera: Cicadellidae), a m...

journal_title：Applied and environmental microbiology

authors： Iasur-Kruh L,Weintraub PG,Mozes-Daube N,Robinson WE,Perlman SJ,Zchori-Fein E

更新日期：2013-07-01 00:00:00

abstract：:Agrochemicals, fecal indicator bacteria (FIB), and pathogens frequently contaminate water simultaneously. No significant direct effects of fertilizer, atrazine, malathion, and chlorothalonil on the survival of Escherichia coli, Enterococcus faecalis, Salmonella enterica, human polyomaviruses, and adenovirus were detec...

journal_title：Applied and environmental microbiology

authors： Staley ZR,Senkbeil JK,Rohr JR,Harwood VJ

更新日期：2012-11-01 00:00:00

abstract：:We developed a method to purify Clostridium perfringens phospholipase C from a culture of recombinant Bacillus subtilis cells. This method consists of three purification steps, and it allowed us to obtain 6.2 mg of pure phospholipase C from 800 ml of culture. ...

journal_title：Applied and environmental microbiology

authors： Hirata Y,Minami J,Koyama M,Matsushita O,Katayama S,Jin F,Maeta H,Okabe A

更新日期：1995-11-01 00:00:00

abstract：:The impact of host nutrition on symbiont regulation in the pea aphid Acyrthosiphon pisum was investigated. The population density of the obligate symbiont Buchnera aphidicola positively correlated with dietary nitrogen levels. In contrast, the population density of the facultative symbiont Serratia symbiotica increase...

journal_title：Applied and environmental microbiology

authors： Wilkinson TL,Koga R,Fukatsu T

更新日期：2007-02-01 00:00:00

abstract：:Although the high level of competence for natural transformation of Acinetobacter sp. strain BD413 has been the subject of numerous studies, only two competence genes, comC and comP, have been identified to date. By chromosomal walking analysis we found two overlapping open reading frames, designated comE and comF, st...

journal_title：Applied and environmental microbiology

authors： Busch S,Rosenplänter C,Averhoff B

更新日期：1999-10-01 00:00:00

abstract：:Effective wastewater management is crucial to ensure the safety of water reuse projects and effluent discharge into surface waters. Multiple studies have demonstrated that municipal wastewater treatment with conventional activated sludge processes is inefficient for the removal of a wide spectrum of viruses in sewage....

journal_title：Applied and environmental microbiology

authors： Chacón L,Barrantes K,Santamaría-Ulloa C,Solano M,Reyes L,Taylor L,Valiente C,Symonds EM,Achí R

更新日期：2020-08-18 00:00:00