Table 1 shows expression levels of IL-3Rα, GM-CSFRα, IL-5Rα, βc, IL-2Rα, IL-2Rβ, IL-4Rα, IL-7Rα, γc, c-kit, FLT3, c-fms, c-mpl, G-CSFR, IL-6Rα, and GP130 observed in leukemia cells from AML patients. This evidence concerns the gene MPL and leukemia.