Inhibition of beta-galactosidase biosynthesis in Escherichia coli by tetracycline residues in milk.

abstract：:Purified manganese peroxidase (MnP) from the white-rot basidiomycete Phlebia radiata was found to convert in vitro milled pine wood (MPW) suspended in an aqueous reaction solution containing Tween 20, Mn(2+), Mn-chelating organic acid (malonate), and a hydrogen peroxide-generating system (glucose-glucose oxidase). The...

journal_title：Applied and environmental microbiology

authors： Hofrichter M,Lundell T,Hatakka A

更新日期：2001-10-01 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：:Indoxyl-beta-D-glucuronide (indoxyl) was evaluated as a specific chromogen for detection of Escherichia coli by the membrane filter method. In all, 413 colonies were tested from the indoxyl-supplemented media, yielding 93.3% confirmation, as E. coli. Compared with the indoxyl medium, other media gave either much lower...

journal_title：Applied and environmental microbiology

authors： Haines JR,Covert TC,Rankin CC

更新日期：1993-08-01 00:00:00

abstract：:Dehalococcoides sp. strain BAV1 couples growth with the reductive dechlorination of vinyl chloride (VC) to ethene. Degenerate primers targeting conserved regions in reductive dehalogenase (RDase) genes were designed and used to PCR amplify putative RDase genes from strain BAV1. Seven unique RDase gene fragments were i...

journal_title：Applied and environmental microbiology

authors： Krajmalnik-Brown R,Hölscher T,Thomson IN,Saunders FM,Ritalahti KM,Löffler FE

更新日期：2004-10-01 00:00:00

abstract：:A total of 113 strains of mesophilic strains lactic streptococci of the species Streptococcus lactis, S. lactis subsp. diacetilactis, and S. cremoris, chosen from 291 strains that had been previously classified into six groups on the basis of their sensitivity to 132 virulent phages, were subjected to induction with m...

journal_title：Applied and environmental microbiology

authors： Reyrolle J,Chopin MC,Letellier F,Novel G

更新日期：1982-02-01 00:00:00

abstract：:Efficient biosynthesis of L-tyrosine from glucose is necessary to make biological production economically viable. To this end, we designed and constructed a modular biosynthetic pathway for L-tyrosine production in E. coli MG1655 by encoding the enzymes for converting erythrose-4-phosphate (E4P) and phosphoenolpyruvat...

journal_title：Applied and environmental microbiology

authors： Juminaga D,Baidoo EE,Redding-Johanson AM,Batth TS,Burd H,Mukhopadhyay A,Petzold CJ,Keasling JD

更新日期：2012-01-01 00:00:00

abstract：:"Candidatus Nitrosotenuis uzonensis" is the only cultured moderately thermophilic member of the thaumarchaeotal order Nitrosopumilales (NP) that contains many mesophilic marine strains. We examined its membrane lipid composition at different growth temperatures (37°C, 46°C, and 50°C). Its lipids were all membrane-span...

journal_title：Applied and environmental microbiology

authors： Bale NJ,Palatinszky M,Rijpstra WIC,Herbold CW,Wagner M,Sinninghe Damsté JS

更新日期：2019-10-01 00:00:00

abstract：:The ability of various subsets of poultry intestinal microbiota to protect turkeys from colonization by Campylobacter jejuni was investigated. Community subsets were generated in vivo by inoculation of day-old poults with the cecal contents of a Campylobacter-free adult turkey, followed by treatment with one antimicro...

journal_title：Applied and environmental microbiology

authors： Scupham AJ,Jones JA,Rettedal EA,Weber TE

更新日期：2010-12-01 00:00:00

abstract：:The bile salt hydrolase activity in intestinal homogenates reflects composite activities of the gastrointestinal microbial consortia. We have proposed that specific transformations of conjugated bile acids by the intestinal microflora result in the production of metabolites which depress the growth of poultry. The inf...

journal_title：Applied and environmental microbiology

authors： Feighner SD,Dashkevicz MP

更新日期：1988-02-01 00:00:00

abstract：:A radioisotope method was devised to study bacterial respiratory reduction of arsenate in sediments. The following two arsenic-rich soda lakes in California were chosen for comparison on the basis of their different salinities: Mono Lake (approximately 90 g/liter) and Searles Lake (approximately 340 g/liter). Profiles...

journal_title：Applied and environmental microbiology

authors： Kulp TR,Hoeft SE,Miller LG,Saltikov C,Murphy JN,Han S,Lanoil B,Oremland RS

更新日期：2006-10-01 00:00:00

abstract：:Specific oxygen uptake rates [Q(02)] were highest when Candida 107 and Rhodotorula gracilis grew at their maximum dilution rates. In nitrogen-limited medium, which encourages lipid accumulation, Q(02) values of both yeasts decreased as the dilution rate was lowered. ...

journal_title：Applied and environmental microbiology

authors： Ratledge C,Hall MJ

更新日期：1977-08-01 00:00:00

abstract：:Populations of feral pigs (Sus scrofa) may serve as an environmental reservoir of Cryptosporidium parvum oocysts and Giardia sp. cysts for source water. We conducted a cross-sectional study to determine the prevalence of and associated demographic and environmental risk factors for the shedding of C. parvum oocysts an...

journal_title：Applied and environmental microbiology

authors： Atwill ER,Sweitzer RA,Pereira MG,Gardner IA,Van Vuren D,Boyce WM

更新日期：1997-10-01 00:00:00

abstract：:The relationship between the production of reduced oxygen species, hydrogen peroxide (H(2)O(2)), superoxide (O(2)), and hydroxyl radical (.OH), and the oxidation of synthetic lignin to CO(2) was studied in whole cultures of the white-rot fungus Phanerochaete chrysosporium Burds. The kinetics of the synthesis of H(2)O(...

journal_title：Applied and environmental microbiology

authors： Faison BD,Kirk TK

更新日期：1983-11-01 00:00:00

abstract：:The rates of mineralization of phenol, benzoate, benzylamine, p-nitrophenol, and di(2-ethylhexyl) phthalate added to lake water at concentrations ranging from a few picograms to nanograms per milliliter were directly proportional to chemical concentration. The rates were still linear at levels of <1 pg of phenol or p-...

journal_title：Applied and environmental microbiology

authors： Rubin HE,Subba-Rao RV,Alexander M

更新日期：1982-05-01 00:00:00

abstract：:Vibrio vulnificus biotype 2 is a primary pathogen for eels and, as has recently been suggested, an opportunistic pathogen for humans. In this study we have investigated the ability of V. vulnificus biotype 2 to obtain iron by siderophore-mediated mechanisms and evaluated the importance of free iron in vibriosis. The v...

journal_title：Applied and environmental microbiology

authors： Biosca EG,Fouz B,Alcaide E,Amaro C

更新日期：1996-03-01 00:00:00

abstract：:Vinyl chloride reductases (VC-RDase) are the key enzymes for complete microbial reductive dehalogenation of chloroethenes, including the groundwater pollutants tetrachloroethene and trichloroethene. Analysis of the codon usage of the VC-RDase genes vcrA and bvcA showed that these genes are highly unusual and are chara...

journal_title：Applied and environmental microbiology

authors： McMurdie PJ,Behrens SF,Holmes S,Spormann AM

更新日期：2007-04-01 00:00:00

abstract：:Fusarium oxysporum isolated from roots of and soil around Baccharis species from Brazil produced the trichothecenes T-2 toxin, HT-2 toxin, diacetoxyscirpenol, and 3'-OH T-2 (TC-1), whereas Fusarium sporotrichioides from the same source produced T-2 toxin, HT-2 toxin, acetyl T-2, neosolaniol, TC-1, 3'-OH HT-2 (TC-3), i...

journal_title：Applied and environmental microbiology

authors： Mirocha CJ,Abbas HK,Kommedahl T,Jarvis BB

更新日期：1989-01-01 00:00:00

abstract：:Comparisons of 16S rDNA sequences were used to determine the phylogeny of not-yet-cultured spirochetes from hindguts of the African higher termite, Nasutitermes lujae (Wasmann). The 16S rRNA genes were amplified directly from spirochete-rich hindguts by using universal primers, and the amplified products were cloned i...

journal_title：Applied and environmental microbiology

authors： Paster BJ,Dewhirst FE,Cooke SM,Fussing V,Poulsen LK,Breznak JA

更新日期：1996-02-01 00:00:00

abstract：:Technological advancements, particularly in the field of geographic information systems (GIS), have made it possible to predict the likelihood of foodborne pathogen contamination in produce production environments using geospatial models. Yet, few studies have examined the validity and robustness of such models. This ...

journal_title：Applied and environmental microbiology

authors： Weller D,Shiwakoti S,Bergholz P,Grohn Y,Wiedmann M,Strawn LK

更新日期：2015-11-20 00:00:00

abstract：:The beta-agarase C gene (agaC) of a marine bacterium, Vibrio sp. strain PO-303, consisted of 1,437 bp encoding 478 amino acid residues. beta-Agarase C was identified as the first beta-agarase that cannot hydrolyze neoagarooctaose and smaller neoagarooligosaccharides and was assigned to a novel glycoside hydrolase fami...

journal_title：Applied and environmental microbiology

authors： Dong J,Hashikawa S,Konishi T,Tamaru Y,Araki T

更新日期：2006-09-01 00:00:00

abstract：:In Corynebacterium glutamicum, the ArgR protein, a transcriptional repressor, affects the expression level of the argB gene through binding to its promoter region. The argB promoter region (positions -77 to -25) has been found by in vitro electrophoretic mobility shift assay (EMSA) results and in silico analysis to be...

journal_title：Applied and environmental microbiology

authors： Lee SY,Park JM,Lee JH,Chang ST,Park JS,Kim YH,Min J

更新日期：2011-02-01 00:00:00

abstract：:Suppression of soilborne disease by fluorescent pseudomonads may be inconsistent. Inefficient root colonization by the introduced bacteria is often responsible for this inconsistency. To better understand the bacterial traits involved in root colonization, the effect of two plant species, flax (Linum usitatissinum L.)...

journal_title：Applied and environmental microbiology

authors： Lemanceau P,Corberand T,Gardan L,Latour X,Laguerre G,Boeufgras J,Alabouvette C

更新日期：1995-03-01 00:00:00

abstract：:We have found a remarkable capacity for the ubiquitous Gram-negative rod bacterium Serratia marcescens to migrate along and kill the mycelia of zygomycete molds. This migration was restricted to zygomycete molds and several basidiomycete species. No migration was seen on any molds of the phylum Ascomycota. S. marcesce...

journal_title：Applied and environmental microbiology

authors： Hover T,Maya T,Ron S,Sandovsky H,Shadkchan Y,Kijner N,Mitiagin Y,Fichtman B,Harel A,Shanks RM,Bruna RE,García-Véscovi E,Osherov N

更新日期：2016-04-18 00:00:00

abstract：:Submicronic fungal fragments have been observed in in vitro aerosolization experiments. The occurrence of these particles has therefore been suggested to contribute to respiratory health problems observed in mold-contaminated indoor environments. However, the role of submicronic fragments in exacerbating adverse healt...

journal_title：Applied and environmental microbiology

authors： Afanou KA,Straumfors A,Skogstad A,Nayak AP,Skaar I,Hjeljord L,Tronsmo A,Eduard W,Green BJ

更新日期：2015-09-01 00:00:00

abstract：:Simultaneous production of penicillic acid and patulin by an atypical strain of Penicillium roqueforti isolated from cheddar cheese is reported. Mycotoxin production was confirmed by thin-layer and gas-liquid chromatography and by ultraviolet, infrared, and mass spectral analyses. Culture extracts were toxic to Bacill...

journal_title：Applied and environmental microbiology

authors： Olivigni FJ,Bullerman LB

更新日期：1978-02-01 00:00:00

abstract：:Mutacin 1140 belongs to the epidermin family of type AI lantibiotics. This family has a broad spectrum of activity against Gram-positive bacteria. The binding of mutacin 1140 to lipid II leads to the inhibition of cell wall synthesis. Pharmacokinetic experiments with type AI lantibiotics are generally discouraging for...

journal_title：Applied and environmental microbiology

authors： Geng M,Smith L

更新日期：2018-07-17 00:00:00

abstract：:Healthy calves (n = 96, 1 to 9 weeks old) from a dairy herd in central Pennsylvania were examined each month over a five-month period for fecal shedding of ceftiofur-resistant gram-negative bacteria. Ceftiofur-resistant Escherichia coli isolates (n = 122) were characterized by antimicrobial resistance (disk diffusion ...

journal_title：Applied and environmental microbiology

authors： Donaldson SC,Straley BA,Hegde NV,Sawant AA,DebRoy C,Jayarao BM

更新日期：2006-06-01 00:00:00

abstract：:Listeria monocytogenes is a foodborne pathogen whose survival in food processing environments may be associated with its tolerance to desiccation. To probe the molecular mechanisms used by this bacterium to adapt to desiccation stress, a transposon library of 11,700 L. monocytogenes mutants was screened, using a micro...

journal_title：Applied and environmental microbiology

authors： Hingston PA,Piercey MJ,Truelstrup Hansen L

更新日期：2015-08-15 00:00:00

abstract：:Northeastern Atlantic minke whales (Balaenoptera acutorostrata) have a multichambered stomach system which includes a nonglandular forestomach resembling that of ruminants. Bacteria from the forestomachs of herring-eating whales were enumerated and isolated in an anaerobic rumen-like culture medium (M8W medium). The t...

journal_title：Applied and environmental microbiology

authors： Olsen MA,Aagnes TH,Mathiesen SD

更新日期：1994-12-01 00:00:00

abstract：:Sludges derived from wastewater treatment are foul-smelling, biologically unstable substances. As well as containing numerous pathogenic microorganisms, they also consist of organic matter that can be used as agricultural fertilizer. Legislation nevertheless requires sludges to be virologically tested prior to spreadi...

journal_title：Applied and environmental microbiology

authors： Monpoeho S,Maul A,Bonnin C,Patria L,Ranarijaona S,Billaudel S,Ferré V

更新日期：2004-09-01 00:00:00