(IMAGE) Goethe University Frankfurt Caption The green dots in this fluorescence image show binding of the leukemia-associated NPM1c protein to the recycling regulator GABARAP. Blue: cell nucleus, purple: cytoskeleton. Credit Hannah Mende, AG Stefan Müller, Goethe University Frankfurt Usage Restrictions To be used only when reporting on research of Goethe University Frankfurt. Credit to: Hannah Mende, AG Stefan Müller, Goethe University 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.