Table 2.
Experimentally determined quenching and binding parameters for BSA–phytochemical complexes obtained at equal conditions of pH (7.4) and temperature (37 °C/310 K), including the Stern−Volmer quenching constant (KSV), bimolecular quenching constant (kq), binding constant (Ka), and the number of binding sites (n).
| Compound | KSV (104 mol L−1) | kq (mol L−1 s−1) | Ka (mol L−1) | n |
|---|---|---|---|---|
| Chlorogenic acid | 4.42 ± 0.14 | (7.64 ± 0.24) × 1012 | 4.78 ± 0.19 | 1.05 ± 0.04 |
| Genistein | 9.52 ± 0.10 | (1.65 ± 0.18) × 1013 | 5.36 ± 0.12 | 1.12 ± 0.03 |
| Melatonin | 0.70 ± 0.02 | (1.21 ± 0.34) × 1012 | 3.11 ± 0.18 | 0.82 ± 0.04 |