Figure 2From: Nitric oxide modulates the hyperalgesic response to mechanical noxious stimuli in sleep-deprived ratsPaw withdrawal threshold evoked using von Frey filaments in both hindpaws of the Control, PSD, and Control/L-NAME and PSD/L-NAME groups. The data are presented as the means (g) ± S.E.M * p ≤ 0.05, different from the Control, Control/L-NAME and PSD/L-NAME groups (one-way ANOVA).Back to article page