Table 5. Kinetic data on the inhibition of amylase, glucosidase and aldose reductase by phenolic and anthocyanin compounds.
| enzyme | inhibitor | Ki | Kii | Kii/Ki | type of inhibition |
|---|---|---|---|---|---|
| α-amylase | F1 | 8.7 | 22.5 | 2.58 | Mixed inhibition |
| F2 | 17.5 | 17.2 | 0.98 | Non-competitive | |
| 5CQA | 19.0 | 36.0 | 1.89 | Mixed inhibition | |
| α-glucosidase | F1 | 9.5 | 35.2 | 3.70 | Mixed inhibition |
| F2 | 18.5 | 18.2 | 0.98 | Non-competitive | |
| 5CQA | 13.1 | 18.4 | 1.40 | Mixed inhibition | |
| aldose reductase | F1 | 12.6 | 12.1 | 1.04 | Non-competitive |
| F2 | 28.1 | 28.4 | 1.01 | Non-competitive | |
| 5CQA | 10.1 | 10.3 | 1.01 | Non-competitive |