Concentration
% Cavenging of DPPH
µg/ml
Ascorbic acid
QHX-I
QHX-II
QAC-I
QAC-II
QMT-I
QMT-II
QET-I
QET-II
QEA-I
QEA-II
QWA-I
QWA-II
5
45.04 ± 0.04
g
12.32 ± 0.02
d
11.06 ± 0.01
f
12..54 ± 0.03
g
14.57 ± 0.11
f
10.05 ± 0.01
f
12.33 ± 0.02
f
10.12 ± 0.02
f
10.11 ± 0.01
f
10.01 ± 0.0
f
10.05 ± 0.03
f
10.09 ± 0.08
f
10.06 ± 0.02
g
10
57.06 ± 0.05
f
28.43 ± 0.04
d
26.55 ± 0.03
f
20.53 ± 0.02
d
23.34 ± 0.03
c
22.07 ± 0.04
e
31.02 ± 0.02
d
33.95 ± 0.04
c
32.27 ± 0.07
d
22.02 ± 0.02
e
24.04 ± 0.02
e
36.17 ± 0.04
c
35.15 ± 0.03
f
25
70.69 ± 0.11
d
55.43 ± 0.06
b
48.91 ± 0.36
c
42.78 ± 0.07
c
45.06 ± 0.05
c
47.03 ± 0.04
d
62.15 ± 0.30
b
69.94 ± 0.91
b
65.49 ± 0.08
e
29.42 ± 0.07
b
30.18 ± 0.07
e
75.18 ± 0.19
d
72.23 ± 0.22
b
50
84.28 ± 0.32
d
59.01 ± 0.51
b
55.33 ± 0.28
a
55.76 ± 0.26
a
57.07 ± 0.39
b
66.67 ± 0.76
a
63.89 ± 0.10
c
71.26 ± 0.26
c
69.18 ± 0.27
d
39.42 ± 0.43
b
40.36 ± 0.34
d
74.21 ± 0.25
a
74.91 ± 0.48
b
100
87.86 ± 0.05
e
64.63 ±0.04
c
62.91 ± 0.06
d
70.99 ± 0.07
b
71.98 ± 0.08
b
73.31 ± 0.27
a
74.07 ± 0.39
a
73.09 ± 0.11
a
72.45 ± 0.42
c
58.44 ± 0.05
a
59.86 ± 0.80
c
77.11 ± 0.09
a
79.82 ± 0.74
b
200
90.69 ± 0.07
e
67.91 ± 0.09
b
66.56 ± 0.04
d
73.91 ± 0.03
c
74.71 ± 0.03
c
76.73 ± 0.04
c
77.47 ± 0.03
c
75.25 ±0.03
c
73.12 ± 0.02
c
71.34 ± 0.02
c
72.31 ± 0.03
c
82.39 ± 0.03
b
82.71 ± 0.03
d
IC
50
7.15 ± 0.13
d
22.56 ± 0.05
b
26.58 ± 0.38
c
38.75 ± 0.21
a
39.03 ± 0.25
c
28.88 ± 0.34
c
20.13 ± 0.15
b
17.87 ± 0.24
a
19.08 ± 0.38
d
73.91 ± 0.42
a
74.83 ± 0.84
d
14.71 ± 0.02
a
14.93 ± 0.06
d
Results are expressed as Mean ± Standard deviation, where n = 3. Values with different superscripts (a, b, c, d, e, f, g, h) in a row differ significantly (p < 0.05).
Table 3:
Scavenging of DPPH by the extracts of Quinoa.
