A detailed study on the antioxidant activity of the stem bark of Dalbergia sissoo Roxb., an Indian medicinal plant

► Studies on antioxidant activity of stem bark extracts of Dalbergia sissoo Roxb. ► Antioxidant activity of the extracts was measured by in-vitro chemical analyses. ► Au nanoparticle formation based antioxidant activity study of D. sissoo Roxb. ► This plant may find potential applications in the cure of ROS induced diseases.