BCL2 and diffuse large B-cell lymphoma: These findings also suggest that quantitative assessment of the M+2+6− subpopulation potentially refines the MYC-BCL2 “double expressor lymphoma” (DEL), a term used to describe DLBCL with overexpression of MYC and BCL2 protein in the absence of underlying genetic rearrangements (7, 41, 42).