C.quadrangularis L. belongs to the family Vitaceae, an edible plant found in India. It is commonly known as "bone setter. The stems of C.quadrangularis are reported to have great medicinal value. Considering above, in the present work antioxidant, anticancer and toxicity study was evaluated. In in vitro antioxidant studies, the antioxidant activity of FS-II was better than that of ME and FS-I. FS-II showed best ABTS radical scavenging activity followed by hydroxyl radical scavenging activity, DPPH free radical scavenging activity. In anticancer studies, ME showed potent proliferation...