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Figure 2: The effect of spirulina, BHT and glimepiride on DPPH free radical Scavenging effect. The data were statistically analyzed by twoway ANOVA followed by Dunnet's test. Each value represents (mean ± standard deviation) from triplicate measurements (n=3). Values were considered statistically significant when *P < 0.05, **P < 0.01 and ***P < 0.001 
