Zobrazeno 1 - 10
of 52
pro vyhledávání: '"J C, Ayres"'
Publikováno v:
Journal of food protection. 43(7)
Patulin is a wide spectrum biocide produced by several species of Aspergillus , Penicillium and Byssochlamys , and is a potentially important mycotoxin that may be ingested by man. The effect of the insecticide naled on fungal growth and patulin prod
Autor:
J. C. Ayres, Thota A. P. Hamsa
Publikováno v:
Journal of the American Oil Chemists' Society. 54:219-224
Examination of cottonseed production has shown that boll weevils (Anthonomus grandis), boll rots, and improper handling and storage conditions are critical factors inAspergillus flavus contamination of cotton-seed.A. flavus cultures were isolated fro
Autor:
J. C. Ayres, T. A. P. Hamsa
Publikováno v:
Journal of Food Science. 42:449-453
An amended Aspergilhrs Differential (BSAD) agar prepared by a modification of Bothast and Fennell's formula [Mycologia (1974) 66: 365] using botran (2,6-dichloro-4-nitroaniline) facilitated the isolation and enumeration of A. flavus from cottonseeds
Publikováno v:
Journal of Food Science. 43:1444-1447
A membrane filter-disc immunoimmobilization technique was developed for rapid detection of salmonellae in foods. The method involved concentrating bacteria from the selective enrichment culture of a food sample by membrane filtration. The membrane fi
Autor:
J. C. Ayres, R. L. Buchanan
Publikováno v:
Journal of Food Science. 41:128-132
The effect of sodium acetate and propionate on growth and aflatoxin oroduction by A. Darasiticus NRRL 2999 was studied in AMY medium imodified AM medium + 2% yeast extract) to determine the possible use of this compound as a means of controlling afla
Publikováno v:
Applied and Environmental Microbiology. 40:333-336
The effect of temperature cycling on the relative productions of aflatoxins B1 and G1 by Aspergillus parasiticus NRRL 2999 was studied. The cycling of temperature between 33 and 15 degrees C favored aflatoxin B1 accumulation, whereas cycling between
Autor:
J. C. Ayres, B. Swaminaithan
Publikováno v:
Journal of Food Science. 45:352-355
An immunoenzyme conjugate was prepared by labeling the immunoglobulin G fraction of Salmonella polyvalent flagella1 anti-serum with horseradish peroxidase. The immunoenzyme conjugate, when reacted with pure cultures of bacteria and stained with 3–3
Autor:
J. C. Ayres, R. L. Buchanan
Publikováno v:
Journal of Food Safety. 1:19-28
The effects of pyruvate, succinate, citrate, alpha-keto glutarate, fumarate, malate, lactate, and glycerol supplementation (0.5, 1.0, and 2.0 g/100 ml) on aflatoxin production by A. parasiticus NRRL 2999 were examined in synthetic and semi-synthetic
Publikováno v:
Applied and Environmental Microbiology. 40:870-875
Graded levels of aflatoxin fed to broiler chickens for 3 weeks decreased the levels of most B vitamins in plasma, bile, and liver and decreased all free and hydrolyzed amino acids from peptides in plasma. The levels of thiamine, riboflavin, vitamin B
Publikováno v:
Journal of Food Science. 43:731-734
Seven isolates of A. parasiticus and A. flavus were grown for 10 days on a semi-synthetic medium containing 25–150 ppm ethoxquin antioxidant. In isolates producing B and G toxins, aflatoxin B levels increased 5–12 times over that of controls whil