Reduction of Chromate by Desulfovibrio vulgaris and Its c(3) Cytochrome.

abstract：:A multiplex fluorogenic PCR assay for simultaneous detection of pathogenic Salmonella strains and Escherichia coli O157:H7 was developed and evaluated for use in detecting very low levels of these pathogens in meat and feces. Two sets of primers were used to amplify a junctional segment of virulence genes sipB and sip...

journal_title：Applied and environmental microbiology

authors： Sharma VK,Carlson SA

更新日期：2000-12-01 00:00:00

abstract：:The moderately halophilic bacterium Halobacillus halophilus carries a homologue of LuxS, a protein involved in the activated methyl cycle and the production of autoinducer-2, which mediates quorum sensing between certain species. luxS of H. halophilus is part of an operon that encodes an S-adenosylmethionine-dependent...

journal_title：Applied and environmental microbiology

authors： Sewald X,Saum SH,Palm P,Pfeiffer F,Oesterhelt D,Müller V

更新日期：2007-01-01 00:00:00

abstract：:The facultative anaerobe Thauera aromatica strain AR-1 uses 3,5-dihydroxybenzoate (3,5-DHB) as a sole carbon and energy source under anoxic conditions using an unusual oxidative strategy to overcome aromatic ring stability. A 25-kb gene cluster organized in four main operons encodes the anaerobic degradation pathway f...

journal_title：Applied and environmental microbiology

authors： Pacheco-Sánchez D,Molina-Fuentes Á,Marín P,Díaz-Romero A,Marqués S

更新日期：2019-01-09 00:00:00

abstract：:Cellobiose labeled either at the reducing end (4-O-beta-d-glucopyranosyl-d-[U-C]glucopyranose) or at the nonreducing end (4-O-beta-d-[U-C]glucopyranosyl-d -glucopyranose) was synthesized with Clostridium thermocellum cellobiose phosphorylase at greater than 98% purity. The radioactive cellobioses were identical to aut...

journal_title：Applied and environmental microbiology

authors： Ng TK,Zeikus JG

更新日期：1986-10-01 00:00:00

abstract：:The impact of promoter modification on the expression of the mosquitocidal Bacillus thuringiensis subsp. israelensis cryIVB gene when used to transform the cyanobacterium Synechococcus sp. strain PCC 7942 has been examined. Maximal transcript and protein abundances were achieved by the addition of the lacZ promoter up...

journal_title：Applied and environmental microbiology

authors： Soltes-Rak E,Kushner DJ,Williams DD,Coleman JR

更新日期：1993-08-01 00:00:00

abstract：:Thirty-nine isolates of fungi obtained from foodstuffs and soil samples from various parts of the world have been identified. The isolates were grown on a solid rice medium, and extracts were prepared with 50% aqueous methanol. The extracts were examined for toxicity in the following systems: (i) cytotoxicity to cultu...

journal_title：Applied and environmental microbiology

authors： Abbas HK,Mirocha CJ,Shier WT

更新日期：1984-09-01 00:00:00

abstract：:In Pseudomonas fluorescens CHA0, mutation of the GacA-controlled aprA gene (encoding the major extracellular protease) or the gacA regulatory gene resulted in reduced biocontrol activity against the root-knot nematode Meloidogyne incognita during tomato and soybean infection. Culture supernatants of strain CHA0 inhibi...

journal_title：Applied and environmental microbiology

authors： Siddiqui IA,Haas D,Heeb S

更新日期：2005-09-01 00:00:00

abstract：:Fourteen pesticides (fungicides, herbicides, and insecticides) were tested to determine whether they had deleterious effects on the bioinsecticide Bacillus popilliae, the causal agent of milky disease. All of these pesticides reduced levels of spore viability, spore germination, and/or vegetative cell growth when they...

journal_title：Applied and environmental microbiology

authors： Dingman DW

更新日期：1994-07-01 00:00:00

abstract：:Rhodococcus erythropolis I-19, containing multiple copies of key dsz genes, was used to desulfurize alkylated dibenzothiophenes (Cx-DBTs) found in a hydrodesulfurized middle-distillate petroleum (MD 1850). Initial desulfurization rates of dibenzothiophene (DBT) and MD 1850 by I-19 were 5.0 and 2.5 micromol g dry cell ...

journal_title：Applied and environmental microbiology

authors： Folsom BR,Schieche DR,DiGrazia PM,Werner J,Palmer S

更新日期：1999-11-01 00:00:00

abstract：:The thermoacidophile Acidianus is widely distributed in Yellowstone National Park hot springs that span large gradients in pH (1.60 to 4.84), temperature (42 to 90°C), and mineralogical composition. To characterize the potential role of flexibility in mineral-dependent energy metabolism in contributing to the widespre...

journal_title：Applied and environmental microbiology

authors： Amenabar MJ,Boyd ES

更新日期：2018-05-31 00:00:00

abstract：:Oxolinic acid (OA), a quinolone, inhibits the activity of DNA gyrase composed of GyrA and GyrB and shows antibacterial activity against Burkholderia glumae. Since B. glumae causes bacterial seedling rot and grain rot of rice, both of which are devastating diseases, the emergence of OA-resistant bacteria has important ...

journal_title：Applied and environmental microbiology

authors： Maeda Y,Kiba A,Ohnishi K,Hikichi Y

更新日期：2004-09-01 00:00:00

abstract：:The cryptic plasmid pDM6 was isolated from late exponential-phase cells of Clostridium acetobutylicum NCIB 6444 by either alkaline lysis or electroporation. The application of high voltage during electroporation resulted in higher DNA yield than did the alkaline lysis procedure. However, electroporation-induced plasmi...

journal_title：Applied and environmental microbiology

authors： Kim AY,Vertes AA,Blaschek HP

更新日期：1990-06-01 00:00:00

abstract：:By using gas chromatography-mass spectrometry, seven volatile compounds were identified in vacuum-packaged sliced corned beef spoiled by Brochothrix thermosphacta under aerobic conditions. Acetoin and diacetyl appeared to be of major sensory significance. ...

journal_title：Applied and environmental microbiology

authors： Stanley G,Shaw KJ,Egan AF

更新日期：1981-03-01 00:00:00

abstract：:The MK filter is an electropositively charged filter that can be used to concentrate enteroviruses from large volumes (400 to 1,000 liters) of water. This filter is less expensive than the commonly used 1MDS electropositive filter. In this study, we compared the recovery of poliovirus 1 (PV1) and that of coxsackieviru...

journal_title：Applied and environmental microbiology

authors： Ma JF,Naranjo J,Gerba CP

更新日期：1994-06-01 00:00:00

abstract：:Seawater enrichments of marine bacteria clustered in 20- to 50-(mu)m-wide bands near air-water interfaces. The cells within the band travelled at up to 212 (mu)m s(sup-1) and at an average speed of 163 (mu)m s(sup-1). Mean cell speeds peaked mid-run at 187 (mu)m s(sup-1). At the end of the run, bacteria reversed direc...

journal_title：Applied and environmental microbiology

authors： Mitchell JG,Pearson L,Dillon S

更新日期：1996-10-01 00:00:00

abstract：:Campylobacter jejuni is a foodborne pathogen that is recognized as the leading cause of human bacterial gastroenteritis. The widespread use of antibiotics in medicine and in animal husbandry has led to an increased incidence of antibiotic resistance in Campylobacter In addition to a role in multidrug resistance (MDR),...

journal_title：Applied and environmental microbiology

authors： Vieira A,Ramesh A,Seddon AM,Karlyshev AV

更新日期：2017-10-31 00:00:00

abstract：:Overgrowth by spreading molds such as Rhizopus and Mucor species is a problem with fungal enumeration media used for foods. Thirty-one antifungal compounds were surveyed for their ability to selectively inhibit such fungi while allowing growth of mycotoxigenic molds and other species of significance in food spoilage. ...

journal_title：Applied and environmental microbiology

authors： King AD Jr,Hocking AD,Pitt JI

更新日期：1979-05-01 00:00:00

abstract：:To ascertain its physiological similarity to other methanogenic bacteria, Methanospirillum hungatii, the type species of the genus, was characterized nutritionally and biochemically. Good growth occurred in a medium consisting of mineral salts, cysteine sulfide reducing buffer, and an H2-CO2 (80:20) atmosphere. Additi...

journal_title：Applied and environmental microbiology

authors： Ferry JG,Wolfe RS

更新日期：1977-10-01 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：:To investigate the microbiology and epidemiology of the 1,700 sporadic cases of listeriosis that occur annually in the United States, we developed a multilocus enzyme electrophoresis (MEE) typing system for Listeria monocytogenes. We studied 390 isolates by MEE. Eighty-two electrophoretic types (ETs) were defined. Two...

journal_title：Applied and environmental microbiology

authors： Bibb WF,Gellin BG,Weaver R,Schwartz B,Plikaytis BD,Reeves MW,Pinner RW,Broome CV

更新日期：1990-07-01 00:00:00

abstract：:The metagenomic approach provides direct access to diverse unexplored genomes, especially from uncultivated bacteria in a given environment. This diversity can conceal many new biosynthetic pathways. Type I polyketide synthases (PKSI) are modular enzymes involved in the biosynthesis of many natural products of industr...

journal_title：Applied and environmental microbiology

authors： Ginolhac A,Jarrin C,Gillet B,Robe P,Pujic P,Tuphile K,Bertrand H,Vogel TM,Perrière G,Simonet P,Nalin R

更新日期：2004-09-01 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：:Biological dinitrogen fixation in mangrove communities of the Tampa Bay region of South Florida was investigated using the acetylene reduction technique. Low rates of acetylene reduction (0.01 to 1.84 nmol of C(2)H(4)/g [wet weight] per h) were associated with plant-free sediments, while plant-associated sediments gav...

journal_title：Applied and environmental microbiology

authors： Zuberer DA,Silver WS

更新日期：1978-03-01 00:00:00

abstract：:A defined medium for Aquaspirillum serpens VHL allows the replacement of the complex media now in use. It was developed by batch culture methods but supports growth in continuous culture. A basal salts medium supplemented with L-aspartic acid, L-alanine, and L-glutamic acid provided the best growth (turbidity), as lon...

journal_title：Applied and environmental microbiology

authors： Whitby GE,Murray RG

更新日期：1980-01-01 00:00:00

abstract：:A total of 221 strains of Lactobacillus isolated from meat and meat products were screened for antagonistic activities under conditions that eliminated the effects of organic acids and hydrogen peroxide. Nineteen strains of Lactobacillus sake, three strains of Lactobacillus plantarum, and one strain of Lactobacillus c...

journal_title：Applied and environmental microbiology

authors： Schillinger U,Lücke FK

更新日期：1989-08-01 00:00:00

abstract：:Sporulation of Bacillus larvae NRRL B-3650 occurred only at aeration rates lower than those used for cultivation of most Bacillus species. One possible explanation for the requirement for a low level of aeration in B. larvae is that toxic forms of oxygen such as H(2)O(2) and superoxide are involved. The superoxide dis...

journal_title：Applied and environmental microbiology

authors： Dingman DW,Stahly DP

更新日期：1984-06-01 00:00:00

abstract：:Cholera is a severe diarrheal disease caused by specific serogroups of Vibrio cholerae that are pathogenic to humans. The disease does not persist in a chronic state in humans or animals. The pathogen is naturally present as a free-living organism in the environment. Recently, it was suggested that egg masses of the n...

journal_title：Applied and environmental microbiology

authors： Halpern M,Gancz H,Broza M,Kashi Y

更新日期：2003-07-01 00:00:00

abstract：:The human gastrointestinal (GI) tract provides home to a complex microbial community, collectively termed microbiota. Although major efforts have been made to describe the diversity and stability of the microbiota, functional studies have been largely restricted to intestinal isolates and include few community studies...

journal_title：Applied and environmental microbiology

authors： Booijink CC,Boekhorst J,Zoetendal EG,Smidt H,Kleerebezem M,de Vos WM

更新日期：2010-08-01 00:00:00

abstract：:Examination of cucumber roots (Cucumis sativus L.) grown in bark compost media and of the surrounding edaphic substrate showed profiles of polar lipid fatty acids commonly found in bacteria. The composition of fatty acids in these profiles differed significantly between roots grown in a medium naturally suppressive to...

journal_title：Applied and environmental microbiology

authors： Tunlid A,Hoitink HA,Low C,White DC

更新日期：1989-06-01 00:00:00

abstract：:In Europe the use of the growth promoter avoparcin is considered to have selected for vancomycin-resistant enterococci (VRE). Sweden ceased using avoparcin in 1986, and only occasional cases of VRE from hospitals have been reported since 1995. Within the framework of a European study, samples from urban raw sewage, tr...

journal_title：Applied and environmental microbiology

authors： Iversen A,Kühn I,Franklin A,Möllby R

更新日期：2002-06-01 00:00:00