Conceptual Bone Marrow Environment (IMAGE) Imperial College London Caption Conceptual image of yellow leukaemia invading the bone marrow, dislodging red normal blood cells and destroying cyan blood vessels and blue osteoblasts. Credit Delfim Duarte/Imperial College London 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.