Table 4.
Effect on SOD Activity |
Effect on GR and GPx Activity |
Linoleic Acid Oxidation | β-Carotene Oxidation |
||||
---|---|---|---|---|---|---|---|
Enzyme Inhibition (%) | GR Inhibition (%) |
GR Inhibitory Activity (μmol Consumed NADPH/min Incubation) |
GPx Inhibition (%) |
GPx Inhibitory Activity (nmol Consumed NADPH/min Incubation) |
Equivalent Ascorbic Acid Concentration (mg/mL) | Equivalent Ascorbic Acid Concentration (µg/mL) | |
Hydroalcoholic extracts | |||||||
Chester | 18.3 ± 1.5 | 44.3 ± 3.2 | 1.7 ± 0.2 | 45.8 ± 3.2 | 91.3 ± 4.6 | 2.04 ± 0.12 | 17.0 ± 3.2 |
Loch Ness | 30.2 ± 2.5 | 56.7 ± 2.1 | 2.2 ± 0.1 | 46.9 ± 2.4 | 93.5 ± 3.5 | 2.51 ± 0.04 | 28.5 ± 1.7 |
Loch Tay | 27.6 ± 2.0 | 53.2 ± 3.1 | 2.1 ± 0.3 | 42.0 ± 3.3 | 83.7 ± 4.7 | 2.18 ± 0.17 | 24.4 ± 2.1 |
Ruczaj | 16.4 ± 4.5 | 58.4 ± 1.8 | 2.3 ± 0.3 | 33.4 ± 1.2 | 66.6 ± 2.1 | 2.11 ± 0.06 | 19.6 ± 1.8 |
Data expressed as mean ± SD. The best values are shown in bold.