Zobrazeno 1 - 10
of 22
pro vyhledávání: '"James W Messer"'
Autor:
R G Crawford, Joseph Lovett, James W. Messer, Martin J. Vandermaaten, Irene V. Wesley, Catherine W. Donnelly, D W Francis, J. G. Bradshaw
Publikováno v:
Journal of food protection. 53(9)
Full scare commercial pasteurization equipment operated at 72-73°C with a holding time of 15-16 s was used to determine the ability of commercial thermal processing to inactivate Listeria monocytogenes strain Scott A. Three methods of providing L. m
Publikováno v:
Journal of food protection. 52(12)
Inhibitory substance (antibiotic) test results from State Split Milk Samples were used to estimate precision parameters and to compare antibiotic medium 4 (A4) and PM indicator (PM) agars. Five inhibitory substances (ampicillin, cephapirin, erythromy
Autor:
Vladimir Chizhikov, Avraham Rasooly, Reginald W. Bennett, Janet M. Pruckler, Esther D. Fortes, S. Gendel, Anthony D. Hitchins, J. Johnson, Sophia Kathariou, Arnold G. Steigerwalt, J. Ulaszek, Karen C. Jinneman, B. Swaminathan, Robert E. Duvall, Gerard N. Stelma, Dennis J. Lye, Suleyman Yildirim, Dmitriy V. Volokhov, James W Messer, B. G. Smith, Martin Wiedmann, Lale Evsen
Publikováno v:
Applied and Environmental Microbiology. 70:4256-4266
Identification of bona fide Listeria isolates into the six species of the genus normally requires only a few tests. Aberrant isolates do occur, but even then only one or two extra confirmatory tests are generally needed for identification to species
Publikováno v:
International Journal of Food Microbiology. 92:249-254
Since the discovery of Legionella pneumophila, an opportunistic pathogen that is indigenous to water, microbiologists have speculated that there may be other opportunistic pathogens among the numerous heterotrophic bacteria found in potable water. Th
Publikováno v:
Diagnostic microbiology and infectious disease. 46(2)
Fecal samples from animal species and humans were analyzed by quantitative culture for enterococci and vancomycin resistant enterococci (VRE). Each host species carried enterococci which exhibited intrinsic intermediate resistance to vancomycin and s
A Rapid, Specific Membrane Filtration Procedure for Enumeration of Enterococci in Recreational Water
Autor:
Alfred P. Dufour, James W Messer
A two-step membrane filter (MF) method with mE medium, upon which the membrane must be incubated for 48 h and then transferred to a substrate medium to differentiate enterococci, is recommended by the U.S. Environmental Protection Agency to measure e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6d0a849ddfb5c58f3b1199674d5123f0
https://europepmc.org/articles/PMC106101/
https://europepmc.org/articles/PMC106101/
Publikováno v:
Applied and environmental microbiology. 61(1)
High-level resistance to aminoglycosides was observed in environmental isolates of enterococci. Various aquatic habitats, including agricultural runoff, creeks, rivers, wastewater, and wells, were analyzed. Strains of Enterococcus faecalis, E. faeciu
Publikováno v:
Journal of AOAC INTERNATIONAL. 65:1208-1214
A 2-part (A and B) collaborative study was conducted on a Bacillus stearothermophilus paper disc (12.7 mm) method to detect residual inhibitors in milk. The 18 participating collaborators assayed raw milk samples spiked with a beta-lactam (penicillin
Publikováno v:
Journal of Food Protection. 49:687-690
The 50% dectability level (ED50) of the Bacillus stearothermophilus disc assay in raw, pasteurized whole, protein-fortified lowfat, lowfat, and skim milks, half-and-half, heavy cream and goat's milk was determined for penicillin G, ampicillin, cloxac
Publikováno v:
Journal of Food Protection. 43:729-732
Procedures for evaluating analyst performance in state and federal milk and food laboratory quality assurance programs depend on the estimates of variation for the methods used. The total components of variance for a method consist of replicate error