Silicone Construct (IMAGE) Rice University Caption Researchers at Rice University and the University of Pennsylvania demonstrated that blood flowed normally through the network of small channels in the silicone construct, which is about the size of a small candy gummy bear. Credit Credit: Jordan S. Miller/Rice University Usage Restrictions For news reporting purposes only. 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.