Interacting with Heart Cells (IMAGE) Gladstone Institutes Caption At the “Give Heart Cells a Beat” exhibit, a visitor's heart rate is sent as an electrical signal from handlebar sensors to a lab dish of living heart cells, located behind a window a few feet away. Soon, the cells begin pacing in beat with the visitor’s heart. Credit Gladstone Institutes Usage Restrictions none 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.