Zobrazeno 1 - 10
of 76
pro vyhledávání: '"J. J. Jezeski"'
Autor:
J. J. Jezeski, J. L. Mayou
Publikováno v:
Journal of food protection. 40(4)
Heat resistance at 121.1 C (250 F) of Bacillus stearothermophilus spores was studied using two heating menstrua. D values of 3.8 and 3.5 min were obtained when spores were heated in 0.01 M PO4 buffer, pH 6.5, and in skimmilk, pH 6.5, respectively. Wi
Publikováno v:
Applied Microbiology. 29:186-194
The problems associated with recovery of pure cultures of Escherichia coli and Streptococcus faecalis from stream environments were examined utilizing membrane filter chambers. It was observed that upon exposure to the aquatic environment a significa
Publikováno v:
Applied and Environmental Microbiology. 33:590-595
Various recovery methods used to detect coliforms in water were evaluated by applying the membrane filter chamber technique. The membrane filter chambers, containing pure-culture suspensions of Escherichia coli or natural suspensions of raw sewage, w
Autor:
R. E. Ginn, C. B. Donnelly, W. L. Arledge, H. E. Randolph, E. L. Sing, D. Pusch, C. N. Huhtanen, E. W. Cook, A. R. Brazis, J. J. Jezeski
Publikováno v:
Journal of Milk and Food Technology. 35:136-140
Eighty-three samples of raw milk were assayed by the Standard Plate Count method with incubation periods of two and three days. The three-day incubation period gave higher counts (0.05 > p > 0.01). There were no appreciable problems (such as drying-o
Autor:
F. F. Busta, J. J. Jezeski
Publikováno v:
Applied Microbiology. 11:404-407
The numbers of Staphylococcus aureus 196E surviving heat treatment in milk for various times at 60 C were determined by plate count with normal and modified Staphylococcus Medium No. 110 (S-110), with Plate Count Agar (PCA), and by milk enrichment te
Publikováno v:
Poultry Science. 33:753-762
MANY growth studies dealing with antibiotic supplementation have included limited bacteriological studies in an endeavor to elucidate the mechanism of growth promotion. Sieburth et al. (1951) found no consistent and reproducible modification of the c
Publikováno v:
Journal of Bacteriology. 59:645-658
Autor:
E. L. Sing, D. Pusch, C. B. Donnelly, H. E. Randolph, C. N. Huhtanen, E. W. Cook, J. J. Jezeski, R. E. Ginn, W. L. Arledge, A. R. Brazis
Publikováno v:
Journal of Milk and Food Technology. 35:126-130
Raw milk samples were diluted with buffered water and held at room temperature for periods up to 20 min before plating. There was an increase in counts at the 95% but not at the 99% level of significance. Most of this increase appeared at 10 min hold
Autor:
V. W. Greene, J. J. Jezeski
Publikováno v:
Applied Microbiology. 2:110-117
Publikováno v:
Agronomy Journal. 57:65-67