CTC Cluster Captured on Cluster-Chip (IMAGE) Massachusetts General Hospital Caption A three-cell circulating tumor cell cluster is captured and held by the balanced fluid flow on either side of the triangular microposts on the Cluster-Chip. Credit BioMEMS Resource Center, Massachusetts General Hospital Usage Restrictions Non-commercial use only 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.