Structure Transplant (IMAGE) Krause Taylor Associates Caption Prellis structure transplanted alone is surrounded by single cell walled capillaries within two weeks of transplantation into immunocompetent mouse (left). Human tumor cells transplanted in Prellis structures grow rapidly, are highly vascularized and demonstrate minimal hypoxia (right) (red = CD31, blue = DAPI, green = printed structure) Credit Prellis Biologics 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.