(IMAGE) Université de Genève Caption Photomicrograph of a cell co-culture of pro-metastatic primary colon cancer PAME (purple) mixed with induced migratory PIM (green). Credit (c) Ariel Ruiz i Altaba 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.