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Figure 1: Effect of i.c.v. injection of physostigmine on the formalininduced pain in rats. Each column represents mean ± SEM (n = 6). *P < 0.05 vs. control (one-way ANOVA followed by Duncan’s test). i.p.l.: intraplantar, i.c.v.: intracerebroventricular

Figure 1: Effect of i.c.v. injection of physostigmine on the formalininduced pain in rats. Each column represents mean ± SEM (n = 6).
*P < 0.05 vs. control (one-way ANOVA followed by Duncan’s test). i.p.l.: intraplantar, i.c.v.: intracerebroventricular