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Figure 5: Effect of withanolidefree Withania somnifera extract on (a) standard condition marbleburying test in male mice on day 11 and (b) twozone condition marbleburying test in male mice on day 12. Values are mean ± standard error of mean (n = 6). *denotes statistically significant difference (oneway ANOVA followed by Student–Newman–Keuls multiple comparison test) relative to stress control group (*P < 0.05).^{¥}denotes statistically significant difference (oneway ANOVA followed by Student–Newman–Keuls multiple comparison test) relative to nonstress control group (^{¥}P < 0.05) 
