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. 2021 Dec 4;10(12):1945. doi: 10.3390/antiox10121945

Table 4.

Antioxidant activity of blackberry leaves hydroalcoholic extracts.

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.