Figure 5 Semi-humanized skin (IMAGE) Tokyo Medical and Dental University Caption Semi-humanized skin generated by niche encroachment. EGFP-labeled human keratinocytes were injected into amniotic cavity. The human cells form stratified epidermis on the embryo's body surface in five days. Scale bars, 50 µm. Credit Stem Cell Therapy Laboratory, TMDU Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.