GMNN and triple-negative breast carcinoma: Geminin and c-Abl mRNAs levels are low in normal tissue (n = 5) and luminal A tumors (n = 7), moderate in Her2+ tumors (n = 11), and high in luminal B (n = 9) and triple negative breast cancer (TNBC) [38], [39] (n = 7) tumors (Fig. 5A).