Zobrazeno 1 - 10
of 72
pro vyhledávání: '"Edmund A. Zottola"'
Publikováno v:
Journal of food protection. 60(9)
Lime peel, parsnip, lemon peel, dried parsley flakes, cold pressed lime oil, and distilled lime oil samples were analyzed for the presence and concentration of the linear furanocoumarins (LFs) psoralen, 5-methoxypsoralen (5- MOP), and 8-methoxypsoral
Autor:
Edmund A. Zottola, Scott K. Hood
Publikováno v:
Journal of food protection. 60(9)
Biofilms are described as a matrix of microorganisms which have adhered to and colonized a surface. Once formed, biofilms are difficult to remove and may be a source of contamination in food-processing environments. In this study, stainless-steel chi
Autor:
A. A. Strantz, Edmund A. Zottola
Publikováno v:
Journal of food protection. 55(9)
Plastics in which cornstarch is incorporated into the polymer network have been developed. The effect of cornstarch in plastic film on the survival of spoilage and pathogenic bacteria was evaluated. Cornstarch-containing polyethylene film (CSPE) and
Autor:
A. A. Strantz, Edmund A. Zottola
Publikováno v:
Journal of food protection. 55(10)
Cornstarch-containing plastic films could be used to package foods if the presence of cornstarch had no adverse effect on food safety. The survival of pathogenic bacteria on meat samples that had been wrapped with cornstarch-containing plastic film w
Publikováno v:
Journal of food protection. 54(12)
Aerosols of Listeria monocytogenes were generated in 0.1 % reconstituted nonfat dried milk, 0.1% peptone water, and distilled water. Suspensions of L. monocytogenes Scott A and L. monocytogenes V37CE were prepared in three population ranges: high, be
Publikováno v:
Journal of food protection. 54(10)
Raw milk, reconstituted skim milk, skim milk, sweet whey, and acid whey were membrane processed on different units from several manufacturers using various membranes with pore sizes ranging from nanofiltration through microfiltration. The bulk fluids
Publikováno v:
Journal of food protection. 54(8)
Methods used to isolate Listeria spp. from raw milk were compared during a 13-month period (April 1989-April 1990). Raw milk was obtained bimonthly from 12 dairy farms during this time period. Three enrichments were compared: Listeria enrichment brot
Publikováno v:
Journal of food protection. 53(6)
A patient isolate of Salmonella javiana implicated in an outbreak of salmonellosis in Minnesota was characterized and used to examine its response to Mozzarella manufacturing conditions. The strain possessed biochemical-metabolic activities typical o
Autor:
K. M. Knutson, Edmund A. Zottola
Publikováno v:
Journal of food protection. 52(10)
Stainless steel vessels (open, closed and control, i.e. not exposed to aerosol) containing 10% reconstituted nonfat dry milk were inoculated with Streptococcus cremoris at 106 CFU/ml. Milk in the closed vessel was specifically inoculated through a ru
Autor:
A. A. Airoldi, Edmund A. Zottola
Publikováno v:
Journal of food protection. 52(4)
The effect of propylene glycol, a coolant used in dairy processing plants, on the growth and survival of Salmonella typhimurium was studied. Cultures were inoculated into 0.1% reconstituted nonfat dry milk with glycol concentrations ranging from 0 to