Zobrazeno 1 - 10
of 34
pro vyhledávání: '"J G, Bradshaw"'
Publikováno v:
Journal of food protection. 54(1)
The thermal resistance of one strain each of Listeria ivanovii , L. seeligeri , and L. welshimeri and three L. monocytogenes strains was determined in raw and sterile milk. Listeria spp. suspended in milk at concentrations of 1 × 105 cells/ml were h
Publikováno v:
Journal of food protection. 53(12)
The growth of Salmonella enteritidis inoculated into the yolks of shell eggs from normal and seropositive hens was determined at various temperatures. All eggs were inoculated with approximately 1 colony-forming unit (CFU)/g of yolk. In eggs from nor
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. 50(7)
The thermal resistance of Listeria monocytogenes strain Scott A that had been associated with a recent milkborne outbreak of listeriosis was determined in whole and skim milk, heavy cream, and ice cream mix. L. monocytogenes suspended at concentratio
Publikováno v:
Journal of food protection. 45(2)
Pathogenic Vibrio cholerae 0-Group 1 survived for more than 3 weeks in artificial sea water with little loss in viability. Live oysters placed in such contaminated, artificial sea water took up but did not concentrate V. cholerae . Heat treatments pr
Publikováno v:
Journal of Food Science. 56:391-393
Seventeen strains of Salmonella enteritidis isolated from patients and various implicated products from 5 egg-associated outbreaks of salmonellosis were investigated for plasmid content, phage type and thermal resistance. D values obtained at 57.2 an
Publikováno v:
Journal of Food Protection. 53:969-971
Thermal inactivation of phosphatase in raw whole milk was determined by the AOAC-V method. D-values in duplicate experiments at temperatures of 63.3, 66.1, 68.9, and 71.7°C were 332.0 and 338.0 s, 91.6 and 90.2 s, 31.4 and 27.6 s, and 9.9 and 8.9 s,
Publikováno v:
Journal of Food Science. 44:1653-1657
Autor:
R G Crawford, C M Beliveau, James T. Peeler, J T Tierney, J. G. Bradshaw, E H Briggs, C W Donnelly, V K Bunning
Publikováno v:
Applied and Environmental Microbiology. 54:364-370
Thermal resistance of intracellular and freely suspended Listeria monocytogenes that was associated with a milkborne outbreak of listeriosis was studied by using the sealed tube and slug flow heat exchanger methods. Test temperatures for the former m
Autor:
J. G. Bradshaw, Maurice R. Berry
Publikováno v:
Journal of Food Science. 47:1698-1704
Retail and institutional cans of sliced mushrooms in brine were heated in still and agitating retorts. The Fo values and heat penetration factors were determined from time-temperature data for various brine headspaces, reel speeds, and fill weights.