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Table 2 Effect of phytococktail methanol and n-hexane extracts on lipid peroxide and nitric oxide radical-scavenging capacities a

From: Chemical composition and antioxidant capacities of phytococktail extracts from trans-Himalayan cold desert

Concentration (μg/ml) Inhibition (%) / Scavenging capacity (%)
   Lipid peroxidation inhibition capacity Nitric oxide radical-scavenging capacity
  PCMb PCHc α-tocopherol BHAd BHTe PCM PCH BHA
2.5 21.92 ± 0.70 29.35 ± 1.15* 32.19 ± 2.10* 32.13 ± 2.17* 24.18 ± 0.70$#Φ - - 10.29 ± 0.87
5 25.11 ± 0.23 36.65 ± 0.42* 38.32 ± 2.13* 54.62 ± 3.59*$# 30.26 ± 1.83*$#Φ - - 14.88 ± 0.29
10 27.82 ± 0.50 39.14 ± 1.01* 56.61 ± 3.86*$ 68.80 ± 6.12*$# 32.80 ± 4.69 - - 18.74 ± 0.55
15 29.55 ± 0.31 41.97 ± 0.12* 62.98 ± 0.38*$ 75.22 ± 1.00*$# 44.38 ± 0.48*$#Φ - - 21.89 ± 0.23
20 30.07 ± 0.46 44.13 ± 2.48* 66.19 ± 0.55*$ 81.34 ± 1.09*$# 48.86 ± 0.64*$#Φ 1.18 ± 0.43 1.18 ± 0.43 25.54 ± 0.37*$
40 32.38 ± 0.65 46.92 ± 0.48* 70.73 ± 2.05*$ 81.82 ± 0.71*$# 57.46 ± 7.40*$#Φ 3.58 ± 0.49 2.45 ± 0.42* 29.10 ± 0.66*$
50 32.38 ± 0.65 48.25 ± 0.10* 75.28 ± 0.99*$ 82.99 ± 0.30*$# 67.42 ± 1.97*$#Φ 5.84 ± 0.43 3.15 ± 0.49 39.77 ± 2.67*$
60 39.22 ± 0.10 50.50 ± 0.42* 79.10 ± 0.55*$ 87.34 ± 0.90*$# 79.16 ± 3.10*$Φ 8.10 ± 0.65 4.57 ± 0.43* 42.38 ± 0.98*$
80 42.38 ± 0.37 54.49 ± 0.56* 81.22 ± 0.46*$ 88.12 ± 1.34*$# 79.70 ± 1.47*$Φ 11.36 ± 0.43 5.84 ± 0.86* 44.89 ± 0.36*$
100 43.41 ± 0.11 57.16 ± 0.45* 85.46 ± 2.28*$ 89.33 ± 89.33*$# 80.18 ± 1.14*$#Φ 13.19 ± 0.25 7.12 ± 0.43* 48.12 ± 1.49*$
150 44.56 ± 0.37 60.61 ± 0.28* 85.74 ± 0.19*$ 89.78 ± 0.21*$# 80.75 ± 0.20*$#Φ 14.90 ± 0.65 8.53 ± 0.24* 50.58 ± 0.91*$
200 45.53 ± 0.28 62.98 ± 0.28* 86.57 ± 0.31*$ 90.24 ± 0.16*$# 81.58 ± 0.90*$#Φ 18.15 ± 0.73 9.38 ± 0.49* 53.21 ± 0.65*$
250 46.98 ± 0.46 64.80 ± 0.21* 86.81 ± 0.10*$ 90.57 ± 0.10*$# 82.29 ± 0.36*$#Φ 20.83 ± 1.07 9.94 ± 0.24* 53.49 ± 0.14*$
300 48.19 ± 0.32 66.91 ± 0.48* 87.11 ± 0.35*$ 90.64 ± 0.15*$# 84.02 ± 0.50*$#Φ 23.23 ± 0.43 10.93 ± 0.85* 53.85 ± 0.15*$
400 50.74 ± 0.18 68.43 ± 0.21* 87.56 ± 0.33*$ 91.09 ± 0.70*$# 85.76 ± 0.42*$#Φ 25.35 ± 0.43 12.21 ± 0.43* 54.19 ± 0.43*$
500 50.74 ± 0.18 69.58 ± 0.27* 90.23 ± 0.66*$ 92.33 ± 0.38*$# 88.61 ± 1.94*$Φ 29.03 ± 0.88 13.05 ± 0.43* 56.31 ± 0.43*$
IC50 / RSa50 values 415.54 29.53 9.09 5.57 27.01 828.87 2009.21 148.69
  1. aMean ± SD of three replicates. p < 0.05: *compared with PCM; $compared with PCH; #compared with α-tocopherol; Φcompared with BHA; bPhytococktail methanol extract; cPhytococktail n-hexane extract; dBulylated hydroxyanisole; eButylated hydroxytoluene.