Fig. 5From: Retinoic acid promotes the endogenous repair of lung stem/progenitor cells in combined with simvastatin after acute lung injury: a stereological analysisEffect of retinoic acid (RA) and simvastatin (SS) compound on the expression of Pro-SPC in alveolar cell type 2 (AT2) cells for acute respiratory distress syndrome (ARDS) in ratsBack to article page