Table 1.
Oenocarpus bataua and Camellia sinensis total phenolics content and in vitro antioxidant capacity.
| Assay | TPC | DPPH | ORAC | FRAP |
|---|---|---|---|---|
| Biological relevance | Reduction of phosphomolybdique and phosphotungstique complexes | DPPH radical scavenging activity | ROO scavenging activity (radical chain breaking) | Fe3+ reduction (Fe2+ production) |
| Extract | (µg GAEq/mg DE) | (µmol TEq/g DE) | (µmol TEq/g DE) | (mmol Fe(II)Eq/g DE) |
| Cs (W) | 364.6 ± 31.8 | 2741 ± 191 | 4941 ± 167 | 7.0 ± 0.3 |
| Ob (W) | 107.6 ± 6.2 | 424 ± 3 | 2189 ± 163 | 1.8 ± 0.1 |
| Cs (M) | 275.5 ± 22.5 | 2927 ± 193 | 6628 ± 86 | 7.5 ± 0.4 |
| Ob (M) | 306.5 ± 26 | 2054 ± 100 | 3708 ± 359 | 4.8 ± 0.1 |
| Cs (A) | 371.3 ± 11.4 | 3486 ± 191 | 6375 ± 107 | 7.9 ± 0.6 |
| Ob (A) | 183.9 ± 7.2 | 1325 ± 99 | 2132 ± 104 | 2.7 ± 0.2 |
TPC: Total Phenolics Content; GA: Gallic Acid; T: Trolox; Eq: Equivalent; DE: Dry Extract; W: water extract; M: methanol/water extract (70/30, v/v); A: acetone/water extract (70/30, v/v); error represent ± SD (n = 3).