Table 3. Changes in amylase activity of ‘Doenjang’ during fermentation
(Unit: unit/g)
Component | Fermentation time (weeks) | ‘Doenjang’1) |
Control | T-0.5 | T-1 | T-2 | T-3 |
α-Amylase | 0 | 34.47±0.21a | 33.97±0.27a | 31.62±0.36ab | 28.72±0.30b | 27.04±0.28b |
4 | 35.87±0.16 | 34.53±0.19 | 34.16±0.20 | 34.40±0.16 | 33.72±0.18 |
8 | 26.36±0.34bc | 25.96±0.27c | 26.96±0.29ab | 27.02±0.25a | 27.10±0.25a |
12 | 32.51±0.42 | 30.79±0.40 | 30.26±0.35 | 29.78±0.38 | 28.26±0.36 |
β-Amylase (×1,000) | 0 | 4.26±0.12a | 4.01±0.15ab | 3.91±0.14bc | 3.74±0.14bc | 3.65±0.10c |
4 | 3.34±0.42 | 3.28±0.51 | 3.14±0.70 | 3.07±0.65 | 2.91±0.71 |
8 | 3.05±0.15 | 2.91±0.12 | 2.92±0.28 | 2.84±0.09 | 2.73±0.22 |
12 | 3.03±0.18 | 3.10±0.37 | 3.13±0.15 | 3.32±0.26 | 3.15±0.19 |
See the preparation of ‘Doenjang’ in Table 1.
Values are mean±SD (n=3).
Means with different letters in the same row are significantly different by Duncan’s multiple range test (p<0.05).