Compared to Mb1-Cre Eμ-Myc control mice (that also contained an Mb1-Cre knock-in allele; median survival 113 days), conditional Mb1-Cre Bimfl/+Eμ-Myc mice (median survival 72 days) exhibited significantly accelerated lymphoma development (Figure 4A). Here, MYC is linked to lymphoma.