Mineral Composition, Phenolic Content, and In Vitro Antidiabetic and Antioxidant Properties of Aqueous and Organic Extracts of Haloxylon scoparium Aerial Parts
Table 6
Results of in vitro antioxidant activity of aqueous and organic extracts of the aerial part of Haloxylon scoparium via five tests: H2O2, DPPH, ABTS, FRAP, and PR.
Extracts
H2O2 (%)
DPPH (IC50)
ABTS (ug E AA/mg E)
FRAP (ug E T/mg E)
PR (ug E AA/mg E)
Aqueous extracts
Decocted
16.21±0.39a
439.3±7.74a
8.20±0.01a
37.66±1.29a,g
21.89±1.04a
Infused
8.78 ± 0.41b.e
518.96 ± 5.66b
5.14 ± 0.37a,d
27.94 ± 1.08a,b,g
14.09 ± 0.74a
Macerated
4.15 ± 0.43c
582.8 ± 14.72c
3.99 ± 0.26a,d
17.81 ± 3.50b,g
6.63 ± 0.40a
Organic extracts
Methanol
20.91±0.27d
39.63±2.03d
50.75±0.72b
163.37±1.52c
116.18±8.19b
Macerated methanol
7.36 ± 0.09e
57.87 ± 1.50d,e
47.71 ± 1.21b
124.08 ± 6.97d
110.11 ± 7.47b
Ethyl acetate
7.26 ± 0.11e
62.27 ± 1.82d,e
39.74 ± 1.41c
106.14 ± 5.26e
79.27 ± 4.78c
Chloroform
5.84 ± 0.39e,f
72.00 ± 1.88e
36.99 ± 1.34c
85.02 ± 2.96f
59.35 ± 0.65c
Petroleum ether
5.76 ± 0.4e,f,c
297.8 ± 1.15f
1.72 ± 0.53d
24.51 ± 0.53g
0.96 ± 0.3a
Reference standards
Ascorbic acid
14.35±0.002g
0.17±0.02g
—
—
—
BHT
1.59±0.13g
Trolox
1.75±0.09g
All results expressed are mean of three individual replicates (n = 3 ± SEM). Values with the same letter superscript in the same row are not significantly different ( < 0.05).