EZH2 and myeloproliferative disorder: For instance, EZH2 mutations occur in follicular lymphoma (FL) [57,58], germinal center B-cell like (GCB) DLBCLs [59,60,61,62,63], MDS [64], myeloproliferative neoplasms (MPN) [65], and juvenile myelomonocytic leukemia (JMML) [66,67].