Live imaging of adult PDGFRαH2BEGFP back skin during wound healing. Representative wound bed Z-stack stitched maximum projections of the entire wound bed (upper panel) showing fibroblasts (green) and collagen with second harmonic generation (SHG) in purple at indicated time points after wounding and before live imaging. Dotted line indicates wound edge and boxed area indicates the position of the magnified area below. 