Cytotoxicity of T-2 toxin and its metabolites determined with the neutral red cell viability assay.

abstract：:Strains of Ascochyta rabiei which are pathogenic to chickpea (Cicer arietinum L.) readily catabolized the main chickpea isoflavone biochanin A (5,7-dihydroxy-4'-methoxyisoflavone). 3'-Hydroxylation and O-demethylation reactions led to the isoflavones pratensein, genistein, and orobol, which were rapidly further degrad...

journal_title：Applied and environmental microbiology

authors： Kraft B,Barz W

更新日期：1985-07-01 00:00:00

abstract：:Species diversity, phylogenetic affiliations, and environmental occurrence patterns of thiosulfate-oxidizing marine bacteria were investigated by using new isolates from serially diluted continental slope and deep-sea abyssal plain sediments collected off the coast of New England and strains cultured previously from G...

journal_title：Applied and environmental microbiology

authors： Teske A,Brinkhoff T,Muyzer G,Moser DP,Rethmeier J,Jannasch HW

更新日期：2000-08-01 00:00:00

abstract：:Gram-positive Streptomyces bacteria produce thousands of bioactive secondary metabolites, including antibiotics. To systematically investigate genes affecting secondary metabolism, we developed a hyperactive transposase-based Tn5 transposition system and employed it to mutagenize the model species Streptomyces coelico...

journal_title：Applied and environmental microbiology

authors： Xu Z,Wang Y,Chater KF,Ou HY,Xu HH,Deng Z,Tao M

更新日期：2017-03-02 00:00:00

abstract：:The extremely thermophilic anaerobic archaeon strain B1001 was isolated from a hot-spring environment in Japan. The cells were irregular cocci, 0.5 to 1.0 micrometers in diameter. The new isolate grew at temperatures between 60 and 95 degrees C (optimum, 85 degrees C), from pH 5.0 to 9.0 (optimum, pH 7.0), and from 1....

journal_title：Applied and environmental microbiology

authors： Tachibana Y,Kuramura A,Shirasaka N,Suzuki Y,Yamamoto T,Fujiwara S,Takagi M,Imanaka T

更新日期：1999-05-01 00:00:00

abstract：:Microcosms were prepared from aquifer material, spiked with monoaromatic hydrocarbons, and amended with oxygen, nitrate, and nitrous oxide. Benzene and alkylbenzenes were degraded to concentrations below 5 micrograms/liter within 7 days under aerobic conditions, whereas only the alkylbenzenes were degraded when either...

journal_title：Applied and environmental microbiology

authors： Hutchins SR

更新日期：1991-08-01 00:00:00

abstract：:Differing incidences of Vibrio parahaemolyticus reported by separate government agencies are attributable to sample handling and subsequent isolation techniques. ...

journal_title：Applied and environmental microbiology

authors： Clark AG

更新日期：1977-11-01 00:00:00

abstract：:The genus Exiguobacterium can adapt readily to, and survive in, diverse environments. Our study demonstrated that Exiguobacterium sp. strain S3-2, isolated from marine sediment, is resistant to five antibiotics. The plasmid pMC1 in this strain carries seven putative resistance genes. We functionally characterized thes...

journal_title：Applied and environmental microbiology

authors： Yang J,Wang C,Wu J,Liu L,Zhang G,Feng J

更新日期：2014-02-01 00:00:00

abstract：:Erysipelothrix rhusiopathiae causes swine erysipelas, an important infectious disease in the swine industry. In Japan, the incidence of acute swine erysipelas due to E. rhusiopathiae serovar 1a has recently increased markedly. To study the genetic relatedness of the strains from the recent cases, we analyzed 34 E. rhu...

journal_title：Applied and environmental microbiology

authors： Ogawa Y,Shiraiwa K,Ogura Y,Ooka T,Nishikawa S,Eguchi M,Hayashi T,Shimoji Y

更新日期：2017-05-17 00:00:00

abstract：:Despite efforts to minimize fecal input into waterways, this kind of pollution continues to be a problem due to an inability to reliably identify nonpoint sources. Our objective was to find candidate source-specific Escherichia coli fingerprints as potential genotypic markers for raw sewage, horses, dogs, gulls, and c...

journal_title：Applied and environmental microbiology

authors： Seurinck S,Verstraete W,Siciliano SD

更新日期：2003-08-01 00:00:00

abstract：:The developing intestinal microbiota of breast-fed infants is considered to play an important role in the priming of the infants' mucosal and systemic immunity. Generally, Bifidobacterium and Lactobacillus predominate the microbiota of breast-fed infants. In intervention trials it has been shown that lactobacilli can ...

journal_title：Applied and environmental microbiology

authors： Haarman M,Knol J

更新日期：2006-04-01 00:00:00

abstract：:The effect of selenite on the growth rate and protein synthesis has been investigated in Rhodobacter sphaeroides. This photosynthetic bacterium efficiently reduces selenite with intracellular accumulation under both dark aerobic and anaerobic photosynthetic conditions. Addition of 1 mM selenite under these two growth ...

journal_title：Applied and environmental microbiology

authors： Bebien M,Chauvin JP,Adriano JM,Grosse S,Verméglio A

更新日期：2001-10-01 00:00:00

abstract：:Mycobacterium vaccae can catabolize a number of major groundwater pollutants. When added singly, acetone, cyclohexane, styrene, benzene, ethylbenzene, propylbenzene, dioxane, and 1,2-dichloroethylene can be catabolized by M. vaccae. Catabolism of a number of these chemicals was monitored by gas-chromatographic analysi...

journal_title：Applied and environmental microbiology

authors： Burback BL,Perry JJ

更新日期：1993-04-01 00:00:00

abstract：:An improved method of dot-blot hybridization to detect hepatitis A virus (HAV) was developed with single-stranded RNA (ssRNA) probes. Radioactive and nonradioactive ssRNA probes were generated by in vitro transcription of HAV templates inserted into the plasmid pGEM-1. 32P-labeled ssRNA probes were at least eightfold ...

journal_title：Applied and environmental microbiology

authors： Jiang X,Estes MK,Metcalf TG

更新日期：1987-10-01 00:00:00

abstract：:Five strains of Rhizobium trifolii were evaluated in competition with indigenous populations in nodulating red clover (Trifolium pratense L.) cv. Kenland in two different soils in Mississippi. Double antibiotic resistance acquisition was used to measure the proportion of nodules occupied by the introduced mutant strai...

journal_title：Applied and environmental microbiology

authors： Materon LA,Hagedorn C

更新日期：1982-11-01 00:00:00

abstract：:We previously demonstrated that xanthobaccin A from the rhizoplane bacterium Lysobacter sp. strain SB-K88 suppresses damping-off disease caused by Pythium sp. in sugar beet. In this study we focused on modes of Lysobacter sp. strain SB-K88 root colonization and antibiosis of the bacterium against Aphanomyces cochlioid...

journal_title：Applied and environmental microbiology

authors： Islam MT,Hashidoko Y,Deora A,Ito T,Tahara S

更新日期：2005-07-01 00:00:00

abstract：:We investigated the growth parameters of Saccharomyces rouxii isolated from spoiled chocolate syrup. The optimum pH range for S. rouxii was 3.5 to 5.5, whereas the minimum and maximum pH values that permitted growth were 1.5 and 10.5, respectively. For cells grown in 0 and 60% sucrose the optimum water activity (aw) v...

journal_title：Applied and environmental microbiology

authors： Restaino L,Bills S,Tscherneff K,Lenovich LM

更新日期：1983-05-01 00:00:00

abstract：:Approximately 70% of the cells in a suspension of the amylolytic bacterium Lactobacillus amylovorus bind to cornstarch granules within 30 min at 25 degrees C. More than 60% of the bound bacteria were removed by formaldehyde (2%) or glycine (1 M) at pH 2.0. More than 90% of the bound bacteria were removed by MgCl(2) (2...

journal_title：Applied and environmental microbiology

authors： Imam SH,Harry-O'kuru RE

更新日期：1991-04-01 00:00:00

abstract：:Three strains of Streptococcus bovis, a homolactic bacterium capable of utilizing starch, were evaluated for growth kinetics and ability to decrease the pH of alfalfa silage. A selected strain was evaluated for its competitiveness as an inoculant with Enterococcus faecium, an organism used in inoculants, and for its a...

journal_title：Applied and environmental microbiology

authors： Jones BA,Muck RE,Ricke SC

更新日期：1991-10-01 00:00:00

abstract：:The degradation of epichlorohydrin (3-chloropropylene oxide or 1-chloro-2,3-epoxypropane) by whole-cell suspensions of Xanthobacter strain Py2 was investigated. Cell suspensions prepared from cultures grown with propylene as the carbon source readily degraded epichlorohydrin. The ability to degrade epichlorohydrin cor...

journal_title：Applied and environmental microbiology

authors： Small FJ,Tilley JK,Ensign SA

更新日期：1995-04-01 00:00:00

abstract：:The influence of modified-atmosphere packaging, storage temperature, and time on survival and growth of Escherichia coli O157:H7 inoculated onto shredded lettuce, sliced cucumber, and shredded carrot was determined. Growth of psychotrophic and mesophilic microorganisms and changes in pH and sensory qualities of vegeta...

journal_title：Applied and environmental microbiology

authors： Abdul-Raouf UM,Beuchat LR,Ammar MS

更新日期：1993-07-01 00:00:00

abstract：:The influence of nisin on the proton motive force (delta p) generated by glucose-energized cells of the obligate putrefactive anaerobe Clostridium sporogenes PA 3679 was determined. The components of delta p, the transmembrane potential (delta psi) and the pH gradient (delta pH), were determined from the distributions...

journal_title：Applied and environmental microbiology

authors： Okereke A,Montville TJ

更新日期：1992-08-01 00:00:00

abstract：:This study examined the inactivation of human norovirus (HuNoV) GI.1 and GII.4 by chlorine under conditions mimicking sewage treatment. Using a porcine gastric mucin-magnetic bead (PGM-MB) assay, no statistically significant loss in HuNoV binding (inactivation) was observed for secondary effluent treatments of ≤25 ppm...

journal_title：Applied and environmental microbiology

authors： Kingsley DH,Fay JP,Calci K,Pouillot R,Woods J,Chen H,Niemira BA,Van Doren JM

更新日期：2017-11-16 00:00:00

abstract：:Six strains of Clostridium thermocellum isolated from various environments were characterized as to growth rate, production of reducing sugars, ethanol, and acetic acid from cellulose, base composition of DNA, and the abilities to adapt to ethanol and to grow at 45 degrees C. Five of the six new isolates produced 7 to...

journal_title：Applied and environmental microbiology

authors： Bender J,Vatcharapijarn Y,Jeffries TW

更新日期：1985-03-01 00:00:00

abstract：:Previously, we demonstrated conjugal transfer of a specially constructed shuttle vector, pRDB5, from the human colonic anaerobe Bacteroides uniformis to the ruminal anaerobe Prevotella (Bacteroides) ruminicola B(1)4. We have now shown that naturally occurring gene transfer elements in Bacteroides species and Prevotell...

journal_title：Applied and environmental microbiology

authors： Shoemaker NB,Wang GR,Salyers AA

更新日期：1992-04-01 00:00:00

abstract：:In this study, we combined metabolic reconstruction, growth assays, and metabolome and transcriptome analyses to obtain a global view of the sulfur metabolic network and of the response to sulfur availability in Brevibacterium aurantiacum. In agreement with the growth of B. aurantiacum in the presence of sulfate and c...

journal_title：Applied and environmental microbiology

authors： Forquin MP,Hébert A,Roux A,Aubert J,Proux C,Heilier JF,Landaud S,Junot C,Bonnarme P,Martin-Verstraete I

更新日期：2011-02-01 00:00:00

abstract：:Polyethylene glycol 6000 precipitation was found to be an effective concentration method that enhanced the chances for detecting human virus pathogens in environmental samples. Percent recoveries from eluates of fresh and estuarine waters with 8% polyethylene glycol 6000 averaged 86 for hepatitis A virus, 77 for human...

journal_title：Applied and environmental microbiology

authors： Lewis GD,Metcalf TG

更新日期：1988-08-01 00:00:00

abstract：:Piriformospora indica (Hymenomycetes, Basidiomycota) is a newly described cultivable endophyte that colonizes roots. Inoculation with the fungus and application of fungal culture filtrate promotes plant growth and biomass production. Due to its ease of culture, this fungus provides a model organism for the study of be...

journal_title：Applied and environmental microbiology

authors： Varma A,Savita Verma,Sudha,Sahay N,Butehorn B,Franken P

更新日期：1999-06-01 00:00:00

abstract：:The effective flux between phospholipids and neutral lipids is critical for a high level of biosynthesis and accumulation of very-long-chain polyunsaturated fatty acids (VLCPUFAs), such as arachidonic acid (ARA; 20:4n-6), eicosapentaenoic acid (EPA; 20:5n-3), and docosahexaenoic acid (DHA; 22:6n-3). Here we describe a...

journal_title：Applied and environmental microbiology

authors： Chen Y,Chi HY,Meesapyodsuk D,Qiu X

更新日期：2013-03-01 00:00:00

abstract：:Viruses are now recognized as a key component in pelagic systems, but their role in marine sediment has yet to be assessed. In this study bacterial and viral densities were determined at nine deep-sea stations selected from three main sites (i.e., the Sporades Basin, the Cretan Sea, and the Ierapetra Trench at depths ...

journal_title：Applied and environmental microbiology

authors： Danovaro R,Serresi M

更新日期：2000-05-01 00:00:00

abstract：:The changes in motility, chemotactic responsiveness, and flagellation of Rhizobium meliloti RMB7201, L5-30, and JJ1c10 were analyzed after transfer of the bacteria to buffer with no available C, N, or phosphate. Cells of these three strains remained viable for weeks after transfer to starvation buffer (SB) but lost al...

journal_title：Applied and environmental microbiology

authors： Wei X,Bauer WD

更新日期：1998-05-01 00:00:00