Table 3 DPPH scavenging % of extract, ZnO@MgO NPs and ascorbic acid. The data shows means ± standard error (n = 3). According to Tukey’s test (HSD), significant differences (P ≤ 0.05) are indicated by different lowercase letters in the same species within a column.

From: Pharmacological applications and plant stimulation under sea water stress of biosynthesis bimetallic ZnO/MgO NPs

Dose (µg/mL)

DPPH scavenging %

HSD

Ascorbic acid

Extract

ZnO@MgO NPs

1000

98.2 ± 2.52a

78.7 ± 3.21c

93.2 ± 1.65b

3.32

500

94.4 ± 1.65a

71.9 ± 2.36c

86.7 ± 3.54b

3.65

250

92.4 ± 2.65a

64.5 ± 1.87c

80.1 ± 3.65b

4.89

125

88.5 ± 2.12a

57.6 ± 1.45c

73.0 ± 3.45b

3.21

62.50

82.2 ± 1.58a

51.0 ± 2.51c

66.6 ± 3.12b

4.21

31.25

75.8 ± 2.15a

43.9 ± 2.36c

59.6 ± 4.32b

6.25

15.63

69.5 ± 2.54a

37.0 ± 1.02c

53.4 ± 2.64b

4.21

7.81

62.3 ± 3.54a

29.6 ± 2.98c

47.3 ± 1.41b

5.48

3.90

54.3 ± 2.45a

22.7 ± 1.65c

41.1 ± 3.45b

3.87

1.95

46.6 ± 2.85a

16.3 ± 1.45c

33.7 ± 2.67b

4.21

0.0

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

IC50 µg/mL

195.15 ± 1.63b

299.27 ± 1.59a

52.55 ± 0.98c

8.25

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