Fig. 9From: Antinociception of petroleum ether fraction derived from crude methanol extract of Melastoma malabathricum leaves and its possible mechanisms of action in animal modelsa Effect of L-arginine, L-NAME and their combination on PEMM antinociception as assessed by acetic acid-induced abdominal constriction test. b: Effect of L-arginine, MB and their combination on PEMM antinociception as assessed by acetic acid-induced abdominal constriction testBack to article page