Table 5.
Storage Time (days) | Sugar Syrup (pH 4.2) | Viability (log CFU/mL) | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
4 °C | 20 °C | ||||||||||
K18 | K34 | K45 | DSM 12361 | ATCC 53103 | K18 | K34 | K45 | DSM 12361 | ATCC 53103 | ||
T0 | A 40% glucose 20% fructose |
8.31 Aa ± 0.04 | 8.09 Ab ± 0.05 | 8.32 Ac ± 0.07 | 8.24 Ab ± 0.06 | 8.12 Ac ± 0.05 | 8.65 Cc ± 0.03 | 8.20 Ac ± 0.05 | 8.42 Bc ± 0.02 | 8.57 Cc ± 0.01 | 8.34 Bb ± 0.05 |
T7 | 8.23 Ba ± 0.05 | 8.00 Bb ± 0.03 | 8.11 Bb ± 0.07 | 8.19 Bb ± 0.04 | 7.12 Ab ± 0.06 | 5.23 Eb ± 0.05 | 4.30 Db ± 0.02 | 3.21 Cb ± 0.03 | 2.60 Bb ± 0.02 | <1 Aa | |
T30 | 8.18 Da ± 0.07 | 7.72 Ca ± 0.06 | 7.73 Ca ± 0.03 | 7.44 Ba ± 0.04 | 3.43 Aa ± 0.03 | <1 Aa | <1 Aa | <1 Aa | <1 Aa | <1 Aa | |
T0 | B 40% glucose 30% fructose |
8.63 Bc ± 0.04 | 8.19 Ac ± 0.02 | 8.22 Ac ± 0.03 | 8.14 Ac ± 0.04 | 8.18 Ac ± 0.03 | 8.72 Cc ± 0.06 | 8.35 Ab ±0.03 | 8.43 Bb ± 0.05 | 8.35 Ab ± 0.04 | 8.32 Ab ± 0.07 |
T7 | 7.87 Db ± 0.06 | 7.30 Cb ± 0.05 | 7.11 Bb ± 0.04 | 7.09 Bb ± 0.03 | 5.34 Ab ± 0.04 | 1.68 Bb ± 0.01 | <1 Aa | <1 Aa | <1 Aa | <1 Aa | |
T30 | 5.98 Da ± 0.04 | 5.72 Ca ± 0.03 | 5.73 Ca ± 0.04 | 4.44 Ba ± 0.03 | 1.20 Aa ± 0.03 | <1 Aa | <1 Aa | <1 Aa | <1 Aa | <1 Aa | |
T0 | C 50% sucrose |
8.23 Ac ± 0.01 | 8.15 Ac ± 0.03 | 8.28 Ac ± 0.04 | 8.20 Ac ± 0.02 | 8.23 Ac ± 0.07 | 8.71 Dc ± 0.03 | 8.25 Ac ± 0.02 | 8.62 Cc ± 0.05 | 8.44 Bc ± 0.02 | 8.23 Ac ± 0.03 |
T7 | 8.12 Bb ± 0.06 | 8.06 Bb ± 0.01 | 8.00 Bb ± 0.03 | 8.10 Bb ± 0.02 | 7.12 Ab ± 0.05 | 7.15 Db ± 0.05 | 6.95 Cb ± 0.04 | 6.80 Bb ± 0.03 | 6.89 Cb ± 0.02 | 5.50 Ab ± 0.03 | |
T30 | 7.90 Da ± 0.06 | 7.55 Ba ± 0.03 | 7.50 Ba ± 0.05 | 7.65 Ca ± 0.04 | 4.23 Aa ± 0.04 | 4.63 Ea ± 0.02 | 4.30 Da ± 0.03 | 4.21 Ca ± 0.02 | 3.60 Ba ± 0.03 | <1 Aa |
For each sugar syrup and temperature condition, different lowercase letters in each column, and uppercase letters in each row, represent significant differences (p < 0.05). Results are shown as mean ± standard deviation (n = 3).