Table 3
Changes in amylase activity of Kochujang during fermentation

α-Amylase04.18±0.072)b3)4.34±0.11b4.84±0.32a4.96±0.34aComponent Fermentationtime (weeks) Kochujang 1)
Control SJM-5 SJM-10 SJM-15 YWM-5 YWM-10 YWM-15
α-Amylase 0 4.18±0.072)b3) 4.34±0.11b 4.84±0.32a 4.96±0.34a 4.47±0.19ab 4.60±0.08ab 4.75±0.36ab
4 4.27±0.08ab 4.14±0.15abc 4.32±0.02a 3.93±0.23abc 3.96±0.40bc 3.88±0.14c 4.24±0.13abc
8 2.52±0.37 2.52±0.22 2.77±0.25 2.38±0.31 2.63±0.35 2.69±0.11 2.84±0.32
12 1.40±0.18b 1.39±0.40b 1.96±0.15a 2.23±0.19a 1.37±0.41b 2.04±0.05a 1.88±0.26ab
β-Amylase (×100) 0 1.94±0.10 1.89±0.05 1.73±0.21 1.71±0.09 1.85±0.27 1.74±0.15 1.76±0.22
4 4.83±0.31d 5.75±0.41c 5.68±0.50c 5.58±0.15c 7.47±0.44cd 8.01±0.16a 7.31±0.58b
8 10.65±0.36a 10.26±0.48ab 9.94±0.53ab 10.58±0.45a 8.89±0.52c 9.04±0.39c 9.65±0.32bc
12 9.06±0.47bc 8.45±0.23dc 9.49±0.11ab 9.22±0.32b 7.96±0.15c 9.05±0.50a 8.37±0.18cd
SJM, Shinjami sweet potato added Kochujang; YWM, Yeonwhangmi sweet potato added Kochujang.
Values are mean±SD (n=3).
Means with same letter in raw are not significantly different by Duncan's multiple range test (p<0.05).