Effect of ethanol and aqueous extract of SBCP on ADA activity of adjuvant-induced arthritic rats. Group 1 = normal control, Group 2 = negative control, Group 3 = positive control, Group 4 = ethanol extract 400 mgkg−1, Group 5 = ethanol extract 600 mgkg−1, Group 6 = ethanol extract 800 mgkg−1, Group 7 = aqueous extract 400 mgkg−1, Group 8 = aqueous extract 600 mgkg−1, Group 9 = aqueous extract 800 mgkg−1.