Cell Tree (IMAGE) Weizmann Institute of Science Caption Tumor cells were mapped to a phylogenetic tree according to heterogeneity, enabling the researchers to conduct further experiments Credit Weizmann Institute of Science 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.