Fig. 2. Changes in Salmonella Typhimurium during storage of minced meat at 10 °C and
under aerobic packaging (A) and vacuum packaging (B). ■ batch HN, high nitrate/nitrite;
▲batchMN, mediumnitrate/nitrite;△batch LN, lownitrate/nitrite;□batch C, no nitrate/
nitrite. Batch C stored under anaerobiosis showed spoilage after day 8. Error bars
correspond to the mean standard deviation.