Table 3
Total phenolic content, total flavonoid content, and antioxidant activities of Korean traditional actinidia leaves dr ied at oven temperature of 150℃ and steam temperature of 350℃ for 40-200 sec
Drying time (sec) | Total phenolic content (g GAE/kg) | Total flavonoid content (g rutin/kg) | Antioxidant activity |
DPPH radical scavenging activity (g BHAE/Kg) | ABTS radical scavenging activity (g AAE/Kg) | FRAP assay (g Fe(Ⅱ)/Kg) |
Control | 21.71±0.051)c2) | 13.86±0.16d | 24.91±0.38b | 29.67±0.17b | 66.04±2.69c |
40 | 25.51±0.21b | 15.22±0.66c | 25.67±0.05ab | 33.53±0.42a | 74.91±1.66b |
120 | 25.80±0.45ab | 17.84±0.94b | 26.02±0.05a | 32.31±0.14a | 75.96±0.72b |
160 | 26.27±0.15a | 19.09±0.70a | 26.58±0.28a | 33.83±0.03a | 81.04±3.38a |
200 | 19.53±0.11d | 12.58±0.71e | 24.69±1.05b | 25.00±2.27c | 52.40±2.26d |
All values are mean±SD (n=3).
Different letters superscript indicate in the same column that means are significantly different (p<0.05) by Duncan’s test.