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Table 4 Antioxidant activity as (% and IC50) of isolated compound from C.vulgaris (0.316 mg/L Cu) compared with (BHT) and (vitamin C) against DPPH (%) radical method

From: Evaluation of antioxidant and anticancer activity of crude extract and different fractions of Chlorella vulgaris axenic culture grown under various concentrations of copper ions

Compound

Isolated compound

BHT

Vitamin C

conc.

μg/ml

(μg/ml)

 

30 min.

60 min.

30 min.

60 min.

30 min.

60 min.

250

84.1±1.02a

85.32±1.22a

92.7±1.0a

93.2±2.2a

90.3±1.0a

90.9±2.2a

125

76.99±1.1b

80.24±1.35b

90.3±0.9b

89.0±2.0b

88.8±0.9b

88.3±1.9b

62.50

72.74±1.2c

77.04±1.24c

84.4±0.4c

84.9±2.0c

83.7±1.1c

85.9±1.0c

31.25

69.6±1.9d

73.74±1.02d

72.7±0.5d

73.2±1.9d

68.2±0.7d

69.5±0.9d

15.62

68±0.97d

73.74±1.00d

70.2±0.8d

69.4±1.2e

64.4±0.5e

63.0±0.9e

IC50

11.48

10.59

11.1

11.2

12.1

12.9

  1. Different small letters on the column for each time indicate significant difference (p< 0.05) Error bars represent ±SD of three replicates