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AQUEOUS GARLIC EXTRACT AND MICROBIOLOGICAL QUALITY OF REFRIGERATED POULTRY MEAT
Authors:KEILY ALVES DE MOURA OLIVEIRA,REGINA CÉ  LIA SANTOS-MENDONÇ  A ,LÚ  CIO ALBERTO DE MIRANDA GOMIDE, MARIA CRISTINA DANTAS VANETTI
Affiliation:Departamento de Tecnologia de Alimentos, Universidade Federal de Viçosa Campus Universitário, 36570-000 Viçosa, Minas Gerais Brazil; Departamento de Microbiologia Universidade Federal de Viçosa Campus Universitário, 36570-000 Viçosa, Minas Gerais Brazil
Abstract:The antibacterial effect of garlic extract (5, 10 and 15%) was investigated on poultry carcasses obtained from a slaughterhouse, stored under refrigeration, and evaluated at selected time intervals. The effect of the garlic extract on the microbial contaminants of the poultry carcass surface – Salmonella, strict and facultative aerobic, mesophilic, and total and fecal coliforms – was evaluated. The garlic extract exhibited a concentration‐dependent reduction of microbial contamination. Garlic extract concentrations of 10 and 15% were the most effective. The bacteriostatic action of garlic extract against mesophilic microbiota can be observed until the third storage day. The count of total and fecal coliforms remained low during the storage period. Chicken feed was the apparent source of Salmonella contamination, and the aqueous garlic extract was not effective against Salmonella.
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