Fig. 4From: Observation of viable alloskin vs xenoskin grafted onto subcutaneous tissue wounds after tangential excision in massive burnsMicrographs showing Sirius red staining of the junction between co-surviving pigskin and alloskin grafts on day 53 post-injury, with alloskin 50 days post-engraftment and pigskin 25 days post-engraftment. The white dotted line in a shows the sharp dividing line between the pig dermis and the human dermis. b shows the thick and birefringent coallgen bundles of survival pigskin dermis on high-power viewBack to article page