Table 2.
The radical scavenging, reducing power activity, and inhibition effect on AChE of EMS
| Samples |
DPPH
a
(0.2 mg mL -1 ) |
ABTS
a
(0.2 mg mL -1 ) |
FRAP
b
(0.2 mg mL -1 ) |
CUPRAC
b
(0.2 mg mL -1 ) |
AChE | |
|---|---|---|---|---|---|---|
| IC 50 (mg ml -1 ) | R 2 | |||||
| EMS | 18.31 ± 0.17 | 22.45 ± 0.43 | 0.251 ± 0.008 | 0.401 ± 0.009 | 0.124 ± 0.008 | 0.965 ± 0.002 |
| BHA | 71.82 ± 3.65 | 83.67 ± 2.62 | 0.454 ± 0.013 | |||
| BHT | 46.33 ± 2.36 | 48.35 ± 1.99 | 0.624 ± 0.021 | |||
| Trolox | 81.19 ± 6.63 | 80.06 ± 5.65 | 0.252 ± 0.009 | 0.516 ± 0.012 | ||
Standard antioxidants (BHA, butylated hydroxyanisole; BHT, butylated hydroxytoluene, trolox).
aValues are expressed as percent radical scavenging activity.
b Values are expressed as absorbance. High absorbance indicates high metal reduction capacity.