DES and acute myeloid leukemia: An immunohistochemical study was performed with a wide panel of antibodies: Stat 6, Alpha-inhibin, EMA, LCA, INI 1, Vimentin, Ps100, CD34, GFAP, Chromogranin, Synaptophysin, Desmin, Bcl2, CD99, Keratin, CD10, Melan A, HHV8, HMB45, CD68, WT1, AML, Myogenin, MDM2, and Ki67.