AXL and chronic myelogenous leukemia, BCR-ABL1 positive: Increased AXL expression has been detected in a variety of solid tumors (e.g., prostate cancer, breast cancer, osteosarcoma, etc.)and hematological malignancies including chronic lymphocytic leukemia, chronic myeloid leukemia, acute myeloid leukemia, multiple myeloma and mantle cell lymphoma.