Fig. 5From: Antispasmodic, bronchodilator, vasorelaxant and cardiosuppressant effects of Buxus papillosa Concentration-response curves of Ca++ in absence and presence of increasing concentrations of a Buxus papillosa leaves extract (BpL) and b verapamil in isolated rabbit jejunum preparations. Values shown are mean ± SEM, n = 3–4Back to article page