Hypothesis: I postulate that the major function of PNS in breast cancer is to induce the apoptosis and inhibit the proliferation through activate the inhibition of P13k/AKT pathway to suppress the effect of Bcl-2 and increase the Bax and caspase-3. Purpose: Breast cancer is malignant disease for human beings. The traditional therapy is mainly resection operation. Though its effect of radical cure is high, it easily metastasizes and invades the tumor. Previous studies have shown that Panax notoginseng Saponins (PNS) has inhibitory proliferation ...