Fig 2 (IMAGE) Singapore University of Technology and Design Caption Image of the light-emitting device attached to the surface of an explanted porcine heart. LEDs were wirelessly turned on by holding the transmission coil (power supply:12 MHz, 1 W) near the antenna. Credit SUTD Usage Restrictions Credit SUTD with use License Original 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.