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. 2020 Oct 25;9(11):1535. doi: 10.3390/foods9111535

Table 5.

Survival of A. kunkeei K18, K34, K45 and DSM 12361 and L. rhamnosus GG ATCC 53103 in different sugar syrups (A: 40% glucose + 20% fructose; B: 40% glucose + 30% fructose; C: 50% sucrose) after 0, 7 and 30 days of storage at 4 and 20 °C. Values represent the average (±SD) of three biological replicates.

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).