TABLE 1.
Growth parameters of L. monocytogenes in TS, pH 6, at 6.5°C after different durations of storage at 30°Ca
Duration of storage (h) | log10(x0) | Duration of log phase (h) | μmax (h−1) |
---|---|---|---|
14 | 4.30 (4.22, 4.39) | 61.6 (28.3, 75.8) | 0.068 (0.038, 0.103) |
3.32 (3.23, 3.41) | 24.7 (16.9, 40.9) | 0.040 (0.036, 0.048) | |
2.38 (2.26, 2.47) | 32.6 (21.9, 43.9) | 0.048 (0.045, 0.052) | |
1.32 (1.20, 1.45) | 26.6 (8.19, 78.7) | 0.044 (0.035, 0.105) | |
0.39 (0.24, 0.53) | 44.2 (31.6, 56.1) | 0.057 (0.053, 0.062) | |
−0.68 (−1.05, −0.32) | 50.9 (34.0, 69.1) | 0.055 (0.053, 0.057) | |
−1.66 (−Infb, −1.14) | 43.6 (−Inf, 101) | 0.046 (0.039, 0.055) | |
160 | 2.43 (2.32, 2.51) | 59.3 (50.4, 65.9) | 0.036 (0.034, 0.037) |
1.41 (1.10, 1.70) | 79.1 (55.6, 98.4) | 0.037 (0.035, 0.040) | |
0.54 (0.15, 1.00) | 93.1 (66.0, 126) | 0.035 (0.034, 0.037) | |
−0.41 (−1.08, 0.28) | 95.1 (47.4, 139) | 0.035 (0.034, 0.039) | |
−1.41 (−2.50, −0.34) | 98.8 (32.9, 160) | 0.041 (0.038, 0.044) | |
840 | 4.70 (4.61, 4.78) | 43.3 (35.2, 51.9) | 0.045 (0.041, 0.051) |
2.68 (2.64, 2.75) | 56.8 (50.7, 60.7) | 0.043 (0.038, 0.045) | |
0.74 (0.59, 0.89) | 66.6 (56.7, 79.8) | 0.046 (0.044, 0.049) |
In parentheses are the 95% confidence limits.
Inf, infinity.