SYK and B-cell chronic lymphocytic leukemia: Contrarily, in B-cell lymphocytic leukemia (B-CLL), diffuse large B-cell lymphoma (DLBCL), follicular lymphoma, mantle cell lymphoma, marginal zone lymphoma (MZL), B-cell acute lymphocytic leukemia (B-ALL), acute myeloid leukemia (AML), SYK performed as a tumor promoter gene [5].