Inactivated Nevus Tissue with High Hydrostatic Pressure Treatment Used as a Dermal Substitute after a 28-Day Cryopreservation Period

Figure 5

Left: immunochemically stained sections with collagen type IV. The basement membrane, indicated with red arrowheads, has absolute consistency and a distinct structure in all the groups. Right: immunochemically stained sections with von Willebrand factor (vWF). Black arrowheads indicate the capillaries. The structure of the vessels remained intact in all the groups.