Figure 5

Metal chelating activity. Effect of Dragon's blood resin extracts and standard Na2EDTA on metal chelating assay. The percentage of chelation was plotted against concentration of sample. **P < 0.0001 vs 0 μg/ml.
Metal chelating activity. Effect of Dragon's blood resin extracts and standard Na2EDTA on metal chelating assay. The percentage of chelation was plotted against concentration of sample. **P < 0.0001 vs 0 μg/ml.