Arterial Structure (IMAGE) Krause Taylor Associates Caption Prellis arterial structure in a computer aided design model (left), and printed and grown with vascular endothelial cells (right). (blue = Prellis structure, red = vascular cells labeled with vWF). 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.