Popis: |
Aim: The Antioxidant activities of the leaf, root and stem bark of 16 selected Nigerian medicinal plants frequently used in the treatment of malaria in South-Western Nigeria were investigated. Method: The radical scavenging activities of the plant extracts against 2,2 Diphenyl -1-picryl hydrazyl, were determined by UV spectrophotometry at 570nm. Results: Quantitative analysis showed that the different plant parts demonstrated antioxidant activity in various degrees. However, DPPH radical scavenging activity was significantly highest (P |