Synthetic cell communication (IMAGE) University of Basel Caption Schematic of synthetic protocells: Upon activation with a light pulse, synthetic cell organelles release substance A. The substance enters the receiver protocell and its synthetic organelle containing an enzyme. The enzyme converts substance A into a fluorescent molecule. Credit Olivia Fischer, University of Basel Usage Restrictions Only to be used in reporting on the related press release 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.