Antioxidant screening of ethanolic and aqueous extracts of Organum vulgare L. in-vitro
The present study was envisaged to assess the rationality for the use of traditionally invogue herb Organum vulgare as an anti-oxidant agent. Potential antioxidative activity of O. vulgare was evaluated using various in vitro methods including post mitochondrial supernatant (PMS) and microsomal lipid peroxidation, DNA sugar damage, 2,2-diphenyl-1-picrylhydrazyl (DPPH) radical...
A Biflavonoid and a Carotenoid from Rhus leptodictya: Isolation, Characterization and Antibacterial Properties
Acetone extracts of the leaves of Rhus Leptodictyawere studied for antibacterial activity usingbioautography and micro titre plate assay techniques against four nosocomial bacterial pathogens - Escherichia coli, Pseudomonas aeruginosa, Staphylococcus aureus, andEnterococcus faecalis. A bioassay guided fractionation showed that the activity was concentrated in the carbon tetrachloride fraction. A...