Cell-Cell Communication and Fate (IMAGE) University of Southern California Caption In this schematic, cells (black spheres) within each well are committed to a specific fate, but external stimuli, such as cell-to-cell communication, can force cells out of one state and into another. Credit Adam MacLean 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.