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Effects of P. quadrangularis (Pq) on the left ventricular (LV) pressure (A) and the ventricular contractility (dP/dtmax) in the Langerdorff setup (B). We did not observe any changes on the coronary pressure (C) in presence of Pq. Values are mean ± standard error of the mean of 7 experiments. * p < 0.05 and *** p < 0.001 versus basal.
