Zobrazeno 1 - 10
of 124
pro vyhledávání: '"H. Pivnick"'
Publikováno v:
Journal of food protection. 50(11)
Adherence of gut microflora from Salmonella -free adult birds to the ceca of newly hatched chicks, and their role in protection against Salmonella was examined. The protective microflora remained attached to the cecal wall after four successive washi
Publikováno v:
Journal of food protection. 48(9)
Oral administration of defined mixtures of bacterial isolates from fecal and cecal contents of adult chickens protected young chicks against infection with Salmonella . One-day-old chicks were treated with mixtures containing 50, 40, 25 and 10 bacter
Publikováno v:
Journal of food protection. 47(7)
Protection of chicks against Salmonella infection was obtained by oral administration of Nurmi cultures. The Nurmi cultures were prepared by inoculating adult chicken intestinal material (10-1 to 10-11 g) into anaerobic liquid medium and incubating f
Publikováno v:
Journal of food protection. 45(13)
Mixed treatment cultures obtained by inoculating anaerobic medium with chicken feces were administered to 0 to 1 d-old chicks in their drinking water. Three types of treatment cultures (all fourth passage) were compared: FFC (fresh fecal cultures sta
Publikováno v:
Journal of food protection. 43(6)
One hundred and fifty-four incidents of food poisoning were associated with post-process leakage (PPL) between 1921 and 1979. These occurred mainly in Great Britian (72.7%) and Canada (17.5%) from products exported from South America, Europe, Africa
Autor:
J. M. Lanier, A. Chopin, S. Malcolm, H. J. Beckers, G. Mocquot, A. M. Bertona, R. Lodi, H. Pivnick, H. Asperger, G. Hahn, S. Carini, D. I. Jervis, R. Seligmann, J. A. Jans, J. Rossi, F. O'connor, M. Rea, G. Jarvis, S. Tesone, G. Waes, C. Cominazzini, W. Heeschen
Publikováno v:
Journal of Food Protection. 48:21-28
Four media were examined for their usefulness in enumerating Staphylococcus aureus inoculated (a) into milk that was then dried or (b) directly into dried milk powder. In all, seven strains of S. aureus were inoculated individually into each preparat
Publikováno v:
Journal of Food Protection. 44:917-920
Day-old chicks ( Gallus domesticus ) were treated with cultured feces of adult chickens according to the Nurmi concept and were challenged 2 days later with Salmonella typhimurium . Treated chicks were less susceptible to infection than untreated chi
Autor:
H. Nakanishi, G. Jarvis, Rita R. Colwell, P. West, R. Sakazaki, K. Takizawa, K. Tamura, S. Sakai, L. Beuchat, R. Twedt, Y. Asakawa, G. Barrow, T. M. Gleeson, H. Pivnick, S. Stavric, C. Vanderzant, R. Gray, M. Goddard
Publikováno v:
Journal of Food Protection. 49:773-780
Two media, glucose salt teepol broth (GSTB) and salt polymyxin broth (SPB), were compared for their efficacy in enumerating Vibrio parahaemolyticus in naturally contaminated samples using the most probable number (MPN) procedure. Eleven laboratories
Publikováno v:
Journal of Food Protection. 44:909-916
Chicks ( Gallus domesticus ) were treated per os with 24-h-old anaerobic cultures of feces from mature chickens 1 day after hatching, challenged with Salmonella typhimurium in the drinking water 2 days later, and sacrificed on day 11 or 12; then the
Publikováno v:
Canadian Journal of Microbiology. 20:211-214
An apparatus for melting agar suspensions, before their being dispensed into smaller portions for sterilization, has been developed. The apparatus senses the temperature of the agar, and automatically removes the heating unit when the agar reaches 96