CCL3 and acute myeloid leukemia: The significant lower level of CCL3, sICAM‐1, and the higher level of CXCL12, in HSCT group than those in AML‐ND group, indicated that CCL3, sICAM‐1 and CXCL12 may be related to the reestablished hematopoiesis after HSCT.