Figure 4

Representative images of H&E staining. (A, B, C represent rcBCS group, and D, E, F represent sham operation group; 1 represents panorama image, 2 represents epidermis image, 3 represent dermis image. Blood vessels: black arrow; Inflammatory cell: *; The blue lines indicate the support force of bilayer dermal equivalent; The red lines indicate the skin contraction force; The areas inside the red dashed lines indicate granulation tissue. Bar = 200 μm).