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Apoptosis and migration of RAW264.7 cells treated with pu-erh tea/water extract. (a–c) Apoptosis rate of the RAW264.7 cells; cells in the same group were pretreated with PMA (5 μM) or BAY11-7085 (10 mM) for 2 hours. (d) Migration of RAW264.7 cells. Magnification ×40, the bars represent the SEM. ∗p < 0.05.
