BCL2 and lymphoma: Notably, a subsequent analysis of the French Lymphoma Study Association (LYSA) RELEVANCE subgroup demonstrated that complete molecular responses (as measured by a PCR assay of the BCL2-JH translocation) were seen more commonly with the R2 arm, which translated to a significantly increased PFS when compared to those patients who had positive BCL2-JH by PCR at the end of induction therapy [68].