Figure 4. 3D culture environment enhances expression of early cardiac transcription factors in fibroblasts.
Expression of early cardiac transcription factors in neonatal cardiac (A) or tail-tip (B) fibroblasts cultured for 3 days in 2D or 3D environment (N = 3 independent transfections). *P < 0.05, **P < 0.005 between 2D and 3D.