Figure 2From: In vitro study of the tocolytic effect of oroxylin A from Scutellaria baicalensis rootEffects of oroxylin A on contractions of rat uterus induced by oxytocin (10-3 U/ml), PGF 2α (0.1 μM), and Ach (1 μM). Vertical bars represent the SEM (n = 4). *p < 0.05, **p < 0.01.Back to article page