Fig. 7

Effect of EthE (30 - 300 mg/kg, p.o.) and morphine (3 mg/kg, i.p.) on (a) the time course curve of glutamate-induced neurogenic pain and the AUC (b). Each data represents the mean of 5 animals and the error bars indicate S.E.M. The symbols * and † indicate the significance levels compared to respective controls: ***P < 0.001; (two-way ANOVA followed by Bonferroni’s post hoc test); †††P < 0.001, ††P < 0.01, †P < 0.05, (one-way ANOVA followed by Newman-Keuls’ post hoc test)