STAB1 and acute myeloid leukemia: In accordance with the high CLEVER-1 expression in monocyte cell populatios, comparison of total CLEVER-1 level between different AML FAB types and MDS showed significantly higher total CLEVER-1 level in myelomonocytic/monocytic AML (FAB M4-M5) compared to FAB M0-M2 AML or MDS, among primary patient samples from all three sample cohorts (Fig. 2A and Fig. S2C).