CLEC12A and acute myeloid leukemia: Accordingly, CLL‐1 has not been implicated in stem cell biology and CLL‐1+ HSPCs do not contain colony‐forming cells in long‐term colony initiating cell assay (LTC‐IC).31 In contrast, in AML CLL‐1 was initially reported to be expressed in CD34+38‐ LSC in a study encompassing 89 AML samples.