MKI67 and neoplasm: Pathological studies showed that the molecular markers of tumor cells changed as follows: CD20 (+), CD79a (+), CD3ε (-), CD10 (-), BCL6 (+), Mum-1 (+), CyclinD1 (-), CD30 (-), CD5 (-), BLC2 (+, approximately 80%), MYC (+, approximately 70%), P53 (+), NF-KB (plasma +), Ki-67/MIB-1 (+, approximately 90%); EBER1/2 (-) by in situ hybridization, IGH and IGK clone amplification peaks by Gene Rearrangement (PCR-GENESCAN).