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Table 4 Antioxidant effects of extract and its fractions of M. royleanus leaves

From: Assessment of phytochemicals, antioxidant, anti-lipid peroxidation and anti-hemolytic activity of extract and various fractions of Maytenus royleanus leaves

Extract/fraction   IC50values   
  Scavanging ability on DPPH Scavanging ability on Phospho molybdate Inhibition of lipid
radicals superoxide Assay peroxidation
Methanol extract 55.02 ± 0.5b 69.80 ± 2.6c 46.10 ± 35b 79.12 ± 0.5b
n-hexane fraction 78.10 ± 1.2c 79.21 ± 2.8d 40.01 ± 0.7a 82.1 ± 1.8c
Chloroform fraction 109.8 ± 3.2e 250.10 ± 0.5f 90.22 ± 1.2d 130.21 ± 1.4d
Ethyl acetate fraction 55.01 ± 2.3b 47.01 ± 1.3b 39.02 ± 0.5a 76.32 ± 0.3b
n-butanol fraction 58.01 ± 0.7b 68.01 ± 4.8c 57.12 ± 0.6c 238.08 ± 0.5e
Residual aqueous fraction 87.21 ± 1.4d 104.07 ± 2.1e >250e 80.01 ± 1.4c
Ascorbic acid 34.10 ± 0.8a 34.00 ± 0.6a 38.40 ± 2.4a 35.9 ± 0.7a
Rutin 44.70 ± 0.7a - - -
  1. Each value is represented as mean ± SD (n = 3). Values in the same column followed by a different letter (a-f) are significantly different (p < 0.05). -, not determined.