Table 4.
Concentrations of phenolic compounds (P) (µg P/g d.w.)
| Class | Compound | Extracts | |||||
|---|---|---|---|---|---|---|---|
| FBCc H2O | FCc H2O | MCc H2O | FBCt H2O | FCt H2O | MCt H2O | ||
| Flavones | Apigenin | 1.41 | 1.61 | 1.03 | 1.25 | 0.29 | 0.57 |
| Baicalein | 5.44 | 3.72 | 2.69 | 2.06 | n.d.a | n.d. | |
| Crysoeriol | 1.43 | 1.53 | 1.37 | 1.25 | 0.57 | 1.08 | |
| Vitexin | 1.93 | 2.77 | 1.61 | 1.09 | 0.76 | 1.61 | |
| Apigenin-7-O-glucoside | 2.01 | 1.81 | 2.38 | 1.26 | 0.61 | 1.23 | |
| Luteolin-7-O-glucoside | 0.70 | 0.38 | 0.34 | 0.15 | 0.37 | 0.37 | |
| Apiin | 1.70 | 2.11 | 1.19 | 1.78 | 0.34 | 0.97 | |
| Baicalin | 8.98 | 8.29 | 6.68 | 6.88 | 4.70 | 6.88 | |
| Flavonols | Quercetin | 30.10 | 27.80 | 28.60 | 28.30 | 27.90 | 27.90 |
| Isorhamnetin | 5.82 | 6.38 | 5.94 | 4.58 | 4.64 | 5.04 | |
| Quercitrin | 1.08 | 0.96 | 0.75 | 0.25 | n.d. | n.d. | |
| Kaempferol-3-O-glucoside | 1.82 | 1.58 | 1.78 | 1.51 | 0.61 | 1.49 | |
| Hyperoside | 0.26 | 0.35 | n.d. | n.d. | 0.26 | 0.18 | |
| Quercetin-3-O-glucoside | 1.05 | 0.49 | 0.22 | 0.40 | 0.49 | n.d. | |
| Rutin | 1.46 | 0.77 | 0.39 | n.d. | n.d. | n.d. | |
| Flavanones | Naringenin | 2.59 | 2.83 | 1.98 | 1.54 | 0.90 | 1.26 |
| Flavanols | Catechin | 4.54 | 10.10 | 6.09 | n.d. | 6.79 | 4.37 |
| Epicatechin | 3.36 | 3.92 | n.d. | 3.92 | 9.33 | 6.24 | |
| Biflavonoids | Amentoflavone | 4.84 | 3.47 | 3.61 | 3.32 | 2.14 | 1.92 |
| Isoflavonoids | Daidzein | 0.61 | 31.50 | 24.60 | n.d. | 12.10 | 5.28 |
| Genistein | 0.23 | 16.70 | 21.00 | n.d. | 5.40 | 1.50 | |
| Hydroxybenzoic acids | p-Hydroxybenzoic acid | 9.28 | 121 | 467 | 45.20 | 42.30 | 25.40 |
| Protocatechuic acid | 4.80 | 8.32 | 48.60 | 8.46 | 0.40 | 20.90 | |
| Vanillic acid | n.d. | n.d. | 22.60 | 24.20 | n.d. | n.d. | |
| Gallic acid | n.d. | 5.25 | 5.46 | 2.59 | 2.36 | 6.92 | |
| Gentisic acid | n.d. | 1.15 | n.d. | 0.21 | n.d. | 0.73 | |
| Syringic acid | 3.56 | 10.10 | n.d. | n.d. | n.d. | n.d. | |
| Hydroxycinnamic acids | Cinnamic acid | n.d. | n.d. | 51.40 | n.d. | n.d. | n.d. |
| p-Coumaric acid | 1.85 | 1.35 | 36.10 | 4.08 | 10.80 | 1.49 | |
| o-Coumaric acid | 1.16 | 1.05 | 1.30 | 1.08 | 0.89 | 0.89 | |
| Caffeic acid | 1.58 | 1.65 | 1.39 | 1.18 | 1.39 | 1.13 | |
| Ferulic acid | 1.49 | n.d. | n.d. | n.d. | n.d. | n.d. | |
| Coumarins | Esculetin | 1.48 | 0.75 | 0.57 | 0.60 | 0.33 | 0.54 |
| Scopoletin | 1.97 | 1.08 | n.d. | 1.11 | n.d. | 1.33 | |
| Umbeliferon | 1.60 | 1.30 | n.d. | 0.80 | n.d. | n.d. | |
| Cyclohexanecarboxylic acids | Quinic acid | 146 | 34.8 | 61.00 | 215 | 49.70 | 20.80 |
| Chlorogenic acids | 5-O-Caffeoylquinic acid | 5.54 | 2.25 | 1.93 | 1.12 | 2.49 | 1.16 |
aNot detected, peak not observed, the concentration is lower than the LOD, bold numbers indicates the highest values of compound
FBCc fruiting body extract of C. comatus, MCc submerged mycelium extract of C. comatus, FCc fermentation broth extract of C. comatus; FBCt fruiting body extract of C. truncorum, MCt submerged mycelium extract of C. truncorum; FCt fermentation broth extract of C. truncorum