Fig. 5
From: Patterned polymer matrix promotes stemness and cell-cell interaction of adult stem cells

Gene expression on polymer fiber substrates. a Nanog expression relative to GAPDH. † Indicates p < 0.05 relative to TCPS. ‡ Indicates p < 0.05 relative to PCL spin coat. b OCT4a expression relative to GAPDH. † Indicates p < 0.05 relative to TCPS. c PECAM expression relative to GAPDH. † Indicates p < 0.05 relative to 4 × 4. ‡ Indicates p < 0.05 relative to all other groups. d ITGA2 expression relative to GAPDH. † Indicates p < 0.05 relative to all other groups