LISTERIA-MONOCYTOGENES INHIBITION IN REFRIGERATED VACUUM-PACKAGED TURKEY BOLOGNA BY CHEMICAL ADDITIVES

被引:47
作者
WEDERQUIST, HJ
SOFOS, JN
SCHMIDT, GR
机构
[1] COLORADO STATE UNIV,DEPT ANIM SCI,FT COLLINS,CO 80523
[2] COLORADO STATE UNIV,DEPT FOOD SCI & HUMAN NUTR,FT COLLINS,CO 80523
关键词
LISTERIA MONOCYTOGENES; TURKEY BOLOGNA; ANTIBACTERIAL ADDITIVES; VACUUM PACKAGING;
D O I
10.1111/j.1365-2621.1994.tb05546.x
中图分类号
TS2 [食品工业];
学科分类号
0832 ;
摘要
Sliced cooked turkey bologna with various additive formulations was surface-inoculated with Listeria monocytogenes (2.06-2.75 log CFU/g), vacuum packaged, and stored at 4 degrees C. Sodium acetate was most inhibitory against growth of L. monocytogenes, followed by sodium lactate and potassium sorbate, while sodium bicarbonate allowed a maximum net growth of 6.78 log CFU/g, not significantly different (p>0.05) from the control (6.43 log CFU/g). Addition of 0.5% sodium acetate, 2.0% sodium lactate, or 0.26% potassium sorbate may significantly (p<0.05) decrease growth of L. monocytogenes in refrigerated turkey bologna surface-inoculated after thermal processing and slicing.
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页码:498 / &
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