EZH2 and diffuse large B-cell lymphoma: Another finding showed that some lymphoid malignancies, including Burkitt lymphoma, follicular lymphoma, diffuse large B-cell lymphoma (DLBCL), mantle cell lymphoma, and multiple myeloma seem to have an overexpression of EZH2 and H3K27 methyltransferase enzymes as both inhibit genes responsible for suppressing tumor development [63].