B Spray beef vacuum storage O157:H7 W.J., C.N. Cutter, and E. coli E. coli – O157:H7, carcasses 80 psi, rose to initial level of more than 4 G.R. Siragusa. 1996. Listeria and 32°C for 15 logs, rose 3 log units over the Effects of acetic acid, lactic Clostridium Listeria contamination seconds with tap original level and was acid and trisodium Clostridium water (pH 7.34) reduced by 1 log unit. phosphate on the microflora of refrigerated beef carcass Spray beef O157:H7 and did E. coli Clostridium surface tissue inoculated carcasses 80 psi, not grow nor was destroyed with any with 32°C for 15 of the treatments increased 3 Escherichia coli Listeria O157:H7, seconds with 12% log units in 21 days. Listeria innocua, and trisodium Clostridium phosphate (pH Journal of sporogenes. Food Protection. 60 (6) 12.31) 619-624. Spray beef O157:H7 and did E. coli Clostridium carcasses 80 psi, not grow nor was destroyed with any 32°C for 15 of the treatments did not grow Listeria seconds with 1.5% nor was reduced. lactic acid (pH 2.44) Spray beef O157:H7 and did E. coli Clostridium carcasses 80 psi, not grow nor was destroyed with any 32°C for 15 of the treatments did not grow Listeria seconds with 3% nor was reduced. lactic acid (pH 2.27) Storage B Spray beef O157:H7 and did E. coli E. coli Clostridium – O157:H7, carcasses 80 psi, not grow nor was destroyed with any Listeria and 32°C for 15 of the treatments did not grow Clostridium Listeria contamination seconds with 1.5% nor was reduced. acetic acid (pH 2.82)
B – E. coli O157:H7, Listeria and Clostridium contamination Spray beef carcasses 80 psi, 32°C for 15 seconds with tap water (pH 7.34) vacuum storage E. coli O157:H7 rose to initial level of more than 4 logs, Listeria rose 3 log units over the original level and Clostridium was reduced by 1 log unit. W.J., C.N. Cutter, and G.R. Siragusa. 1996. Effects of acetic acid, lactic acid and trisodium phosphate on the microflora of refrigerated beef carcass surface tissue inoculated with Escherichia coli O157:H7, Listeria innocua, and Clostridium sporogenes. Journal of Food Protection. 60 (6) 619-624. Spray beef carcasses 80 psi, 32°C for 15 seconds with 12% trisodium phosphate (pH 12.31) E. coli O157:H7 and Clostridium did not grow nor was destroyed with any of the treatments Listeria increased 3 log units in 21 days. Spray beef carcasses 80 psi, 32°C for 15 seconds with 1.5% lactic acid (pH 2.44) E. coli O157:H7 and Clostridium did not grow nor was destroyed with any of the treatments Listeria did not grow nor was reduced. Spray beef carcasses 80 psi, 32°C for 15 seconds with 3% lactic acid (pH 2.27) E. coli O157:H7 and Clostridium did not grow nor was destroyed with any of the treatments Listeria did not grow nor was reduced. Storage B – E. coli O157:H7, Listeria and Clostridium contamination Spray beef carcasses 80 psi, 32°C for 15 seconds with 1.5% acetic acid (pH 2.82) E. coli O157:H7 and Clostridium did not grow nor was destroyed with any of the treatments Listeria did not grow nor was reduced.
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