Figure 1From: Therapeutic effects of amniotic fluid-derived mesenchymal stromal cells on lung injury in rats with emphysemaCulture of rAFMSCs. (A) Morphological characterization of rAFMSCs. After rAFMSCs were cultured 5 days, colonies began to appear. (B) Morphology of rAFMSCs. After 2 weeks of culture, the cells (P3) were spindle shaped and exhibited spiral growth. Scale bars, 200μm.Back to article page