Andres Garcia, Ed Phelps, Georgia Tech (IMAGE) Georgia Institute of Technology Caption Georgia Tech graduate student Ed Phelps (left) and mechanical engineering professor Andrés García examine the hydrogel matrices they tailored to enable vasculature to form in and around them. Credit Georgia Tech Photo: Gary Meek 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.