申論題

9. It has been well-studied that several hormones can promote prostate cancer cell growth: (I) Testosterone can enter the cells and then be converted to DHT, a specific ligand for androgen receptor (AR); (2) Epidermal Growth Factor (EGF) will signal through EGF receptor (EGFR) to promote cancer cell proliferation. Please answer the following questions based on what you have learned about signaling transduction. (8%)