Table 4.
Content of polyphenolic compounds in leaves and fruit of two cultivars of L. chinensis.
| Compounds (mg/100 g DW) |
Leaves | Fruits | ||||
|---|---|---|---|---|---|---|
| No. 1 | New Big | No. 1 | New Big | |||
| In Vitro | Orchard | In Vitro | Orchard | |||
| Quercetin-3-O-Gal | n.d. | n.d. | n.d. | n.d. | 0.80A 1 | 2.98B |
| Kaempferol-3-O-Glc-7-O-Soph | n.d. | n.d. | 11.47a | 14.25b | n.d. | n.d. |
| Quercetin-3-O-Rut-7-O-Glu | n.d. | n.d. | n.d. | n.d. | 2.94B | 2.07A |
| Quercetin-3-O-Soph-7-O-Rha | 12.73b | 14.65b | 4.42a | 24.03c | 0.24A | 2.31B |
| Kaempferol-3-O-Rut-7-O-Glu | n.d. | n.d. | n.d. | n.d. | 6.38A | 17.22B |
| Quercetin-3-O-Glu | n.d. | n.d. | 2.37b | 0.72a | 3.05A | 3.50A |
| Quercetin-3-O-Rut | 12.58a | 23.81b | 31.42c | 33.89c | 11.29B | 7.57A |
| Quercetin-3-O-Glu-7-O-Rha | 0.22a | 0.48b | 1.04c | 0.58b | n.d. | n.d. |
| Kaempferol-3-O-Rhu | 0.77a | 0.95b | n.d. | n.d. | 0.18 | n.d. |
| Kaempferol-3-O-Glu-7-O-Rha | 0.68a | 0.75a | 1.21c | 0.94b | n.d. | n.d. |
| Total flavonols | 26.98a | 40.64b | 51.93c | 74.41d | 24.88A | 35.65B |
| Procyanidin B dimer | 0.99b | 3.04c | 0.49a | 8.01d | 0.62A | 0.51A |
| (+)-Catechin | n.d. | n.d. | 7.38a | 21.41b | 18.44B | 11.04A |
| Total flavan-3-ols | 0.99a | 3.04b | 7.87c | 29.42d | 19.06B | 11.55A |
| Tetragalloyl-glucose | 0.23a | 0.29a | 4.22c | 3.81b | n.d. | n.d. |
| Galloylquinic acid | 0.17a | 0.21a | 2.55c | 2.09b | n.d. | n.d. |
| Total hydrolyzable tannins | 0.40a | 0.50a | 6.77c | 5.9b | ||
| 5-O-Ferruloylquinic acid | 0.41b | 0.30a | 1.77 | 1.60c | 0.56B | 0.21A |
| p-Coumaric acid | 1.66 | 1.52 | 2.15d | 1.06 | 8.29B | 6.35A |
| Caffeic acid | 0.64b | 0.82c | 0.37a | 0.34a | n.d. | n.d. |
| Caftaric acid | n.d. | n.d. | n.d. | n.d. | 0.74A | 5.06B |
| p-Coumaroyl acid dihexoside | n.d. | n.d. | n.d. | n.d. | 4.22B | 3.50A |
| 3-O-Caffeoylquinic acid (neochlorogenic acid) | 0.51c | 0.56c | 0.38b | 0.27a | 4.11A | 11.04B |
| 3-O-Caffeoylquinic acid derivative | 1.33d | 1.12c | 0.17a | 0.33b | 10.24B | 8.22A |
| 4-O-Caffeoylquinic acid (cryptochlorogenic acid) | 0.44b | 0.58c | 0.20a | 1.87d | n.d. | n.d. |
| 5-O-Caffeoylquinic acid (chlorogenic acid) | 66.47c | 73.05d | 31.04a | 52.15b | n.d. | n.d. |
| 5-O-Caffeoylquinic acid isomer | 2.81d | 2.33c | 1.27b | 0.44a | 2.52A | 4.21B |
| Total phenolic acids | 71.56c | 77.64c | 33.06a | 55.06b | 21.09A | 26.97A |
| TOTAL | 102.64A | 124.46B | 103.92A | 167.79C | 74.62A | 85.79B |
1 Designation according to Table 1.