Cell Communications (IMAGE) American Friends of Tel Aviv University Caption Watching cells communicate: CMO cells in "listening" (red) and "sending" (green) modes, as photographed in Dr. Sprinzak's laboratory. Credit AFTAU 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.