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. 2012 Mar 22;7(3):e33846. doi: 10.1371/journal.pone.0033846

Figure 7. A model of MUC1-mediated EGFR activation and HBEC transformation.

Figure 7

CS carcinogens such as BPDE trigger MUC1 expression in bronchial epithelial cells, facilitating EGFR-mediated cell survival signaling via Akt and ERK activation. Akt and ERK protect cells against DNA damage-mediated apoptosis to promote cell transformation, facilitating lung carcinogenesis.