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Table 3 Table showing data of antioxidant activity by various methods

From: In vitro antioxidant and ex vivo anti-cataract activity of ethanolic extract of Cineraria maritima: a traditional plant from Nilgiri hills

Treatment

Concentration (μg/ml)

Meann percentage inhibition of radical ± S.D.

IC50 values (μg/ml)

DPPH Method

 Rutin

2

28.56 ± 0.321

5.45

4

40.25 ± 0.450

6

55.66 ± 0.789

8

65.49 ± 0.630

10

77.80 ± 0.499

12

87.69 ± 0.652

 F1

5

16.55 ± 0.458

73.26

10

18.24 ± 0.658

20

25.65 ± 0.258

40

36.22 ± 0.459

80

55.01 ± 0.658

160

89.57 ± 0.448

Hydrogen peroxide method

 Ascorbic acid

0.0625

16.25 ± 0.658

0.89

0.125

20.50 ± 0.785

0.25

26.44 ± 0.985

0.50

35.69 ± 0.756

1

56.52 ± 0.325

2

91.25 ± 0.752

 F1

0.0625

11.24 ± 0.550

1.30

0.125

13.49 ± 0.456

0.25

17.98 ± 0.325

0.50

25.64 ± 0.489

1

42.66 ± 0.653

2

70.55 ± 0.324

Nitric oxide method

 Ascorbic acid

10

45.14 ± 0.658

27.03

20

49.58 ± 0.789

40

52.32 ± 0.654

80

59.44 ± 0.125

160

72.44 ± 0.315

320

96.47 ± 0.458

 F1

10

30.14 ± 0.985

121.85

20

32.25 ± 0.456

40

36.44 ± 0.325

80

43.55 ± 0.458

160

58.12 ± 0.659

320

82.44 ± 0.311

  1. Values are expressed as meann ± S.D. for n = 3