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Table 2 IC50 values (μg/ml) of different antioxidant activities of S. mukorossi

From: Evaluation of antioxidant, anti-inflammatory, analgesic and antipyretic activities of the stem bark of Sapindus mukorossi

Plant sample DPPH radical scavenging activity (μg/ml) Hydroxyl radical scavenging activity (μg/ml) Nitric oxide scavenging activity (μg/ml) β-Carotene bleaching inhibition activity (μg/ml) Iron chelating activity (μg/ml)
SMM 162.5 ± 1.29d 61.97 ± 7.56e 161.9 ± 5.33e 24.97 ± 4.9d 162.5 ± 8.3d
SMH 304.9 ± 4.5c 101.3 ± 3.88d 281.4 ± 6.12c 44.67 ± 4.2c 304.9 ± 9.9c
SMC 530.7 ± 5.7b 239.6 ± 8.44c 207.6 ± 5.8d 30.5 ± 2.5d 530.7 ± 6.5b
SME 173.2 ± 1.01d 44.7 ± 3.09f 152.9 ± 6.7e 16.24 ± 5.1e 173.2 ± 5.6d
SMB 718.8 ± 9.47a 578.7 ± 3.7b 531.2 ± 4.7b 182.3 ± 5.8b 718.8 ± 9.7a
SMA 523.7 ± 8.45b 939.6 ± 4.44a 653.7 ± 4.2a 355.5 ± 7.8a 523.7 ± 5.9b
Rutin 21.35 ± 3.71g
AA 89.2 ± 4.05e 25.93 ± 3.08g 65.92 ± 1.99f
EDTA 89.2 ± 5.99e
Catechin 11.8 ± 3.6e
  1. Values are presented as mean ± SD (n = 3). Means with different superscript (a-e) letters in the rows are significantly (P < 0.01) different from one another. AA, Ascorbic acid; SMM, S. mukorossi methanol extract of stem bark; SMH, n-hexane fraction of SMM; SMC, chloroform fraction of SMM; SME, ethyl acetate fraction of SMM; SMA, soluble residual aqueous fraction of SMM; −, not determined