Our acute myeloid leukemia (AML) data consisting of transcription factor forkhead box protein 3 (Foxp3), interleukin-10 (IL-10), T helper type 17 (Th17) cells, regulatory T (Treg) cells and their related cytokine transforming growth factor-beta (TGF-β) in bone marrow microenvironment from 23 AML patients and 7 controls collected by Qilu Hospital of Shandong University in China. The gene discussed is FOXP3; the disease is acute myeloid leukemia.