Advances in Pharmacological and Pharmaceutical Sciences / 2018 / Article / Tab 2

Research Article

Antibacterial and Antioxidant Compounds from the Flower Extracts of Vernonia amygdalina

Table 2

Radical scavenging activities of the extracts and constituents of the flowers of V. amygdalina.

Chloroform extractAcetone extractIsorhamnetinVernolide
Concentration (µg/mL)% DPPH inhibition% DPPH inhibition% DPPH inhibition% DPPH inhibition

12.532.8 ± 0.269.0 ± 1.176.5 ± 0.524 ± 0.4
2537.1 ± 0.974.5 ± 0.484 ± 0.631 ± 2.0
5043.0 ± 0.483.0 ± 0.288 ± 0.837 ± 0.8
10054.1 ± 0.591.6 ± 0.894 ± 0.149 ± 0.2

The results are reported as mean ± SD of three replicates. Ascorbic acid was used as the positive control with % DPPH inhibition of 97.7.

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.