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Table 4 Hydroxyl radical scavenging activity (%) of P. hysteroporus flower extracts

From: Antioxidant mediated protective effect of Parthenium hysterophorus against oxidative damage using in vitro models

Extracts Concentration (μg/ml)
  80 120 160 200
HX 56.75 ±1.04 63.07 ±0.72 66.66 ±0.72 70.45 ±1.45
BZ 57.07 ±1.29 66.41 ±0.74 73.66 ±0.70 77.46 ±1.91
CH 34.57 ±1.01 38.41 ±1.15 43.81 ±2.32 55.04 ±1.25
EA 34.33 ±1.35 39.33 ±1.36 44.93 ±0.65 49.73 ±1.36
AC 45.51 ±0.69 54.53 ±1.48 68.44 ±1.28 73.57 ±1.59
ET 50.54 ±1.70 57.30 ±0.94 69.23 ±0.75 73.80 ±1.64
AQ 53.89 ±1.59 58.19 ±1.01 63.20 ±2.10 70.21 ±1.07
BHT 44.61 ±0.64 55.61 ±0.96 62.80 ±2.43 80.35 ±1.13
  1. Values are expressed as mean ± SD of three replicates. Abbreviations, HX hexane, BZ benzene, CH chloroform, EA ethyl acetate, AC acetone, ET ethanol, AQ water, BHT Butylated hydroxyl toluene.