Table 3.
Contents of seven phenolic compounds of red pine and black pine twigs produced in several different areas in autumn season (unit: mg/100 g, dry weight)
| Growing area | Phenolic compound | ||||||
|---|---|---|---|---|---|---|---|
|
| |||||||
| PMG | CC | LRR | TRR | DHM | DHQG | DHQ | |
| Red pine | |||||||
| Uljin | 231.08±2.55e | 9.72±0.41f | 36.45±0.98a | 39.80±0.99a | 109.41±1.97a | 96.93±0.94c | 143.89±1.88a |
| Yeongduk | 268.18±3.93c | 15.97±0.27e | 25.05±0.49b | 30.09±0.39b | 104.23±2.31b | 109.02±2.18a | 130.73±2.48b |
| Cheongsong | 209.09±2.78f | 10.87±0.25f | 34.81±0.32a | 18.93±0.28e | 106.15±2.21b | 84.50±1.12d | 120.02±1.51c |
| Black pine | |||||||
| Uljin | 257.21±2.32d | 46.13±1.98b | 9.63±0.32c | 23.35±0.21c | 16.27±0.42d | 76.13±1.20e | 22.21±0.25g |
| Sokcho | 315.67±4.11a | 27.56±0.27d | 5.74±0.13d | 21.12±0.39d | 25.16±0.34c | 25.54±0.62g | 20.75±0.21g |
| Samchuk | 312.19±3.97a | 32.92±0.19c | 4.92±0.11d | 18.28±0.27e | 14.02±0.29e | 53.29±0.71f | 31.19±0.19f |
| Yeongduk | 289.05±3.58b | 54.93±1.82a | 8.02±0.21c | 21.72±0.26d | 24.29±0.17c | 97.49±2.02c | 33.02±0.28e |
| Pohang | 270.19±4.32c | 45.93±1.93b | 9.50±0.45c | 24.02±0.28c | 2.75±0.11f | 103.81±2.83b | 38.29±0.39d |
Data are presented as mean±SD of triplicate determinations.
Values with different superscript letters (a-g) within a column indicate significant differences (P<0.05) by Duncan’s multiple range test.
PMG, pinosylvin 3-methoxy-5-O-β-D-glucoside; CC, (+)-catechin; LRR, lariciresinol 4’-O-α-L-rhamnoside; TRR, taxiresinol-4’-O-α-L-rhamnoside; DHM, dihydromyricetin; DHQG, dihydroquercetin 3-O-β-D-glucoside DHQ, dihydroquercetin.