Table 4.
Antioxidant activity of the leaf and stem bark of A. pterocarpoides.
| DPPH (IC50 (μg/mL) | TAC (mg/g GAE) | TPC (mg/g GAE) | TFC (mg/g QCE) | |
|---|---|---|---|---|
| APLM | 23.30 | 124.6 ± 1.00 | 84.54 ± 1.36 | 130.7 ± 1.71 |
| APLE | 63.14 | 67.12 ± 0.63 | 48.47 ± 1.27 | 54.44 ± 2.37 |
| APLP | 278.4 | 57.38 ± 2.10 | 45.91 ± 0.58 | 53.19 ± 3.54 |
| APSM | 15.38 | 126.0 1.06 | 225.0 ± 20.0 | 201.0 ± 1.41 |
| APSE | 56.42 | 105.0 7.02 | 82.0 ± 7.07 | 157.0 ± 2.89 |
| APSP | 199.20 | 86.0 ± 1.41 | 52.7 ± 0.06 | 82.50 ± 3.56 |
| Gallic acid | 15.62 | - | - | - |
APLM- A. pterocarpoides MeOH leaf extract, APLE- A. pterocarpoides EtOAc leaf extract; APLP- A. pterocarpoides pet-ether leaf extract; APSM- A. pterocarpoides MeOH stem bark extract; APSE- A. pterocarpoides EtOH stem bark extract, APSP- A. pterocarpoides pet-ether stem bark extract, GAE-gallic acid equivalent, QCE-quercetin equivalent.