Table 1 In vitro antioxidant activity of nitrones QNs 16a.

From: Neuroprotective and antioxidant properties of new quinolylnitrones in in vitro and in vivo cerebral ischemia models

Standards/nitrones

Clog P

LOX (%)/IC50

ILPO

(%)

.OH (%)

ABTS+

(%)

NDGA

nd

0.45 μΜ

nd

nd

nd

Trolox

nd

nd

93

73

91

PBN

3.02

23%

11

na

5

QN1

nd

nd

nd

nd

nd

QN2

2.74

na

32

71

20

QN3

2.08

na

75

90

65

QN4

2.61

52.5 μΜ

60

na

77.4

QN5

2.49

5 μΜ

81.5

83.3

8

QN6

3.03

26%

45

22

81.4

  1. aNitrones tested at 100 µM. Values are means ± SD of three or four different determinations. Means within each column differ significantly (p < 0.05). nd not determined, na no activity.