Effect of packaging-film thicknesses on thermal inactivation of Salmonella and Listeria innocua in fully cooked chicken breast meat

被引:8
作者
Murphy, RY [1 ]
Duncan, LK
Marcy, JA
Berrang, ME
Driscoll, KH
机构
[1] Univ Arkansas, Dept Biol & Agr Engn, Fayetteville, AR 72701 USA
[2] Univ Arkansas, Dept Math Sci, Fayetteville, AR 72701 USA
[3] Univ Arkansas, Ctr Excellence Poultry Sci, Fayetteville, AR 72701 USA
[4] USDA ARS, Russell Res Ctr, Athens, GA 30604 USA
关键词
Salmonella; Listeria; thermal lethality; fully cooked chicken; packaging-film thickness;
D O I
10.1111/j.1365-2621.2002.tb09602.x
中图分类号
TS2 [食品工业];
学科分类号
0832 ;
摘要
The study was conducted to determine the effect of packaging-film thicknesses on thermal inactivation of Salmonella and Listeria innocua in cooked chicken breast meat. The meat was inoculated to contain 10(7) CFU/g of Salmonella or L. innocua and vacuum-packaged in a thickness of 0.0762- or 0.2032-mm film. The packaged meat was heat-treated in a water bath at 68 degreesC for 10 to 120 s and then cooled in an ice-water bath. The survivors of Salmonella or L. innocua were enumerated. This study revealed that packaging-film thicknesses affected thermal inactivation of Salmonella and L. innocua. The results are useful for surface pasteurization of fully cooked and vacuum-packaged meat and poultry products.
引用
收藏
页码:3435 / 3440
页数:6
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