Table 7.
Antiamylase activity of different maturity stages (immature, partly mature, and mature) of leaf of Ceylon cinnamon.
| Leaf extract | % Inhibition | |||
|---|---|---|---|---|
| Concentration (μg/mL) | ||||
| 312.5 | 625 | 1250 | 2500 | |
| Immature | 5.80 ± 1.67 | 11.89 ± 1.88 | 15.37 ± 0.82 | 18.05 ± 0.24 |
| Partly mature | 10.22 ± 2.24 | 11.35 ± 1.76 | 22.17 ± 2.04 | 27.81 ± 1.09 |
| Mature | 4.97 ± 1.32 | 11.09 ± 0.49 | 17.73 ± 4.53 | 36.62 ± 4.00 |
Data represented as mean ± SEM (n = 3). Immature leaf, partly mature leaf, and mature leaf r2 = 0.96, 0.91, and 0.99, respectively; IC50 acarbose: 113.88 ± 2.54 μg/mL; DCM:M dichloromethane:methanol.