Research Article

Study of Antibacterial Activity of Root Bark, Leaves, and Pericarp Extracts of Diploknema butyracea and Evaluation of Prospective Antioxidant Activity

Table 6

Percentage inhibition of DPPH free radicals by methanolic bark extract in diluted concentrations.

Concentration µg/ml% Scavenged ± SD

0.1 µg/ml5.90 ± 1.28
1 µg/ml11.49 ± 0.81
5 µg/ml41.56 ± 0.26
10 µg/ml79.79 ± 0.13
100 µg/ml86.09 ± 0.13
200 µg/ml90.52 ± 0.13