BioMed Research International / 2011 / Article / Tab 3

Research Article

Enteromorpha compressa Exhibits Potent Antioxidant Activity

Table 3

Antioxidant activity (%) of different extracts from Enteromorpha compressa using DPPH method after 30 min at 100 and 200 μg/mL.

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

Crude (ethanolic extract)46 ± 1.649 ± 2.647 ± 3.650 ± 1.050.53 ± 3.255.44 ± 0.7441.5 ± 1.544.5 ± 1.60.0325
Pet. ether63 ± 1.366 ± 1.950.7 ± 3.9053.7 ± 3.246.02 ± 1.855.3 ± 3.6549.1 ± 0.752.1 ± 1.00.0325
Chloroform75.5 ± 6.078 ± 4.644 ± 4.047 ± 1.660.6 ± 4.666.8 ± 4.940.2 ± 0.643.24 ± 1.00.0325
Ethyl acetate79.5 ± 5.582.8 ± 7.844.3 ± 2.4547.3 ± 1.032.6 ± 0.946 ± 1.2549.1 ± 2.752.1 ± 5.00.0325
Water90 ± 2.093 ± 7.745.5 ± 3.6148.5 ± 1.748.8 ± 4.650.13 ± 0.9940.7 ± 1.043.7 ± 1.70.0325
BHT84 ± 2.088.5 ± 2.684 ± 1.8588.5 ± 3.685 ± 4.988.5 ± 4.684 ± 2.688.5 ± 1.90.0325
LSD0.02620.02620.02620.02620.05760.06680.02620.0262

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