Leukemic blasts (IMAGE) Goethe University Frankfurt Caption Bone marrow smear from a child with Down syndrome who suffers from leukemia. The purple-coloured leukemic blasts displace normal blood formation. Credit Jan Klusmann, University Hospital Frankfurt Usage Restrictions To be used only when reporting on scientific results of Goethe University Frankfurt. Give credit to Jan Klusmann, University Hospital Frankfurt 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.