Fig. 1From: Senescent endothelial progenitor cells from dogs with pulmonary arterial hypertension: a before–after self-controlled studyThe quantitative comparison of mean PAP (a) and RVm (b) before and after DHMC administration. c The DHMC-treated dogs suffered from continuous hypoxemia. However, there was no significant difference in the PaO2 between 48 h and 6 weeks after DHMC. Data are mean ± SD. *p < 0.05 versus baseline. N = 9Back to article page