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Table 2 Determination of total phenolic, flavonoid content, in vitro antioxidant activity and corresponding IC50 value of the ethanolic extract of L. rugosa

From: Ameliorative effect of ethanolic extract of Limnophila rugosa (Scrophulariaceae) in paracetamol- and carbon tetrachloride-induced hepatotoxicity in rats

Plant extracts and standard Total phenolic content (mg GAE/g) Total flavonoid content (mg QE/g) In vitro antioxidant
DPPH % Hydrogen peroxide % Nitric oxide %
Ascorbic acid 83.45 ± 0.51 75.81 ± 0.46 86.23 ± 0.63
IC50 (μg/ml) 57.12 ± 0.17 47.29 ± 0.72 49.13 ± 0.33
L. rugosa 61.23 ± 1.31 53.11 ± 0.23 55.19 ± 0.45* 56.23 ± 0.81* 65.23 ± 0.23*
IC50 (μg/ml) 69.19 ± 0.58 102.23 ± 0.25 54.12 ± 0.23
  1. GAE: gallic acid equivalent, QE: quercetin equivalent
  2. Values are expressed as mean ± SEM, n = 3 and were estimated by one-way ANOVA followed by Dunnet test. *p ˂ 0.05 considered as significant