Lab-Grown Heart Tissue (image) University of Toronto Faculty of Applied Science & Engineering Share Print E-Mail Caption Lab-grown heart tissue, suspended between two strands made of an elastic polymer, beats inside the Biowire II. The platform both incubates the cells and measures how strongly they are contracting in real time. Credit Yimu Zhao Usage Restrictions None Share Print E-Mail 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.