Table 2.
Composition in hydrophilic compounds of wild and cultivated mushrooms of Ghana (mean ± SD).
| Pleurotus tuber-regium | Termitomyces robustus | Lentinus squarrosulus strain SQW | Lentinus squarrosulus strain LSF | Pleurotus ostreatus strain EM-1 | Pleurotus sajor-caju strain PScW | Auricularia auricula | |
|---|---|---|---|---|---|---|---|
| Free sugars (g/100 g dw) | |||||||
| Fructose | nd | nd | nd | 0.55 ± 0.15 a | 0.30 ± 0.09 b | 0.32 ± 0.01 b | nd |
| Mannitol | 0.35 ± 0.00 e | 4.71 ± 0.16 a | 0.70 ± 0.03 d | 1.43 ± 0.22 c | 0.87 ± 0.02 d | 1.99 ± 0.07 b | 0.68 ± 0.01 d |
| Sucrose | nd | nd | nd | nd | nd | nd | 0.67 ± 0.02 |
| Trehalose | 1.50 ± 0.03 f | 9.92 ± 0.34 c | 11.09 ± 0.20 b | 12.76 ± 0.34 a | 12.74 ± 0.13 a | 6.61 ± 0.10 d | 2.52 ± 0.01 e |
| Total sugars | 1.85 ± 0.03 a | 14.63 ± 0.50 a | 11.79 ± 0.22 c | 14.74 ± 0.71 a | 13.91 ± 0.05 b | 8.92 ± 0.18 d | 3.87 ± 0.03 e |
| Organic acids (g/100 g dw) | |||||||
| Oxalic acid | 0.69 ± 0.00 a | 0.33 ± 0.01 b | 0.17 ± 0.01 e | 0.30 ± 0.00 c | 0.29 ± 0.01 cd | 0.32 ± 0.00 b | 0.27 ± 0.02 d |
| Fumaric acid | 0.01 ± 0.01 d | 0.16 ± 0.01 a | 0.09 ± 0.01 c | 0.13 ± 0.02 b | 0.18 ± 0.02 a | 0.18 ± 0.00 a | 0.01 ± 0.01 d |
| Total organic acids | 0.70 ± 0.01 a | 0.49 ± 0.00 b | 0.26 ± 0.01 d | 0.43 ± 0.02 c | 0.47 ± 0.03 b | 0.50 ± 0.00 b | 0.28 ± 0.03 d |
| Phenolic acids and cinnamic acid (mg/100 g dw) | |||||||
| p-Hydroxybenzoic acid | 0.08 ± 0.00 g | 2.43 ± 0.02 b | 4.46 ± 0.04 a | 1.40 ± 0.03 d | 1.56 ± 0.01 c | 0.43 ± 0.03 f | 1.09 ± 0.02 e |
| p-Coumaric acid | nd | 0.24 ± 0.01 a | 0.21 ± 0.01 b | nd | 0.21 ± 0.01 b | nd | nd |
| Total phenolic acids | 0.08 ± 0.02 g | 2.67 ± 0.03 b | 4.67 ± 0.05 a | 1.40 ± 0.03 d | 1.77 ± 0.02 c | 0.43 ± 0.03 f | 1.09 ± 0.02 e |
| Cinnamic acid | nd | 8.06 ± 0.01 a | 0.57 ± 0.01 d | 0.79 ± 0.01 c | 1.82 ± 0.01 b | 0.13±0.01 e | 0.10±0.01 f |
Nd—not detected. In each row, different letters mean significant differences between species (p < 0.05).