Expression levels of Cyclin B1 were significantly elevated in breast cancer (n=40, 2.52 (0.10) Log10 RQ) compared to fibroadenoma (n=23, 2.15 (0.11) Log10 RQ, p<0.05) and normal breast tissue (n=21, 1.78 (0.10) Log10 RQ, p<0.001, Figure 3A). Here, CCNB1 is linked to Fibroadenoma.