Table 2.
Chemical composition (% of DM; DM, % of original matter) and protein precipitation capacity (mg BSA/mg sample) of the plant extracts used in the experiment
| Extract type (trivial name) | DM | OM | CP | EE | NDF | NFC1) | TEP2) | TT2) | PPC |
|---|---|---|---|---|---|---|---|---|---|
| Acacia mearnsii bark (acacia) | 91.3 | 95.5 | 3.03 | 0.17 | 0.85 | 40.1 | 51.3 | 46.5 | 8.53 |
| Vitis vinifera seed (green tea) | 92.8 | 98.3 | 0.43 | 0.04 | 0.55 | 16.6 | 80.7 | 74.3 | 7.38 |
| Camellia sinensis leaf (grape seed) | 95.8 | 99.9 | 7.89 | 0.06 | 0.34 | 13.9 | 77.7 | 74.3 | 7.90 |
| Uncaria gambir leaf (gambier) | 96.0 | 98.4 | 18.24 | 0.08 | 0.91 | 19.0 | 60.2 | 56.4 | 4.37 |
| Vaccinium macrocarpon berry (cranberry) | 94.5 | 98.9 | 1.88 | 0.11 | 0.81 | 56.4 | 39.7 | 35.0 | 6.63 |
| Fagopyrum esculentum seed (buckwheat) | 93.2 | 95.8 | 2.33 | 0.13 | 0.70 | 87.6 | 5.1 | 1.9 | 0.82 |
| Ginkgo biloba leaf (ginkgo) | 94.4 | 99.5 | 1.89 | 0.04 | 0.54 | 95.8 | 1.2 | 0.4 | 1.36 |
DM, dry matter; BSA, bovine serum albumin; OM, organic matter; CP, crude protein; EE, ether extract; NDF, neutral detergent fiber; NFC, non-fiber carbohydrates; TEP, total extractable phenols. TT, total tannins; PPC, protein precipitation capacity.
1)
Calculated as NFC=OM–CP–EE–NDF–TEP.
2)
Given as gallic acid equivalents.