Vasculature (IMAGE) University of Wisconsin-Madison Caption This is a close- up view depicting tubular structure formed by cells closely associated with mural cells, cells that underpin human vasculature. A team from the University of Wisconsin School of Medicine and public Health and the Wisconsin National Primate Research Center have coaxed stem cells to become the cells that make up human veins, arteries and capillaries. Credit Image courtesy of Akhilesh Kumar, Wisconsin National Primate Research Center 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.