BioMed Research International / 2011 / Article / Tab 4

Research Article

Enteromorpha compressa Exhibits Potent Antioxidant Activity

Table 4

Antioxidant activity (%) of different extracts from Enteromorpha compressa using DPPH method after 60 min at 100–200 μg/mL.

ExtractsSeasonsLSD
Spring Summer Autumn Winter
Conc. (μg/mL)
100200100200100200100200

Crude (Ethanolic extract)46 ± 4.555.7 ± 6.947 ± 7.050.7 ± 4.750.66 ± 2.655.03 ± 2.741.5 ± 2.644.7 ± 1.60.0325
Pet. ether63 ± 2.069 ± 4.350.7 ± 3.254.3 ± 6.345.88 ± 1.454.24 ± 1.349.1 ± 1.552 ± 3.60.0325
Chloroform75.5 ± 2.682 ± 4.544 ± 4.548 ± 2.559.3 ± 1.065.12 ± 6.240.2 ± 3.644.4 ± 2.70.0325
Ethyl acetate79.5 ± 1.695.7 ± 1.644.3 ± 5.348.5 ± 8.634.6 ± 3.245.75 ± 0.949.1 ± 2.552.7 ± 1.00.0325
Water90 ± 4.695.4 ± 4.845.5 ± 4.650 ± 2.549.6 ± 1.850.66 ± 2.540.7 ± 1.344 ± 4.60.0861
BHT83 ± 4.688 ± 4.883 ± 6.888 ± 3.285.4 ± 2.988.85 ± 7.083 ± 1.588 ± 2.60.0325
LSD0.02620.02620.02620.02620.06420.051320.02620.0262

Each value is presented as mean of triplet treatments; LSD: Least significant difference at P ≤ 0.01 according to Duncan’s multiple range test.