Research Article

[Retracted] Tanshinone IIA Induces Apoptosis in Human Oral Cancer KB Cells through a Mitochondria-Dependent Pathway

Figure 3

Effect of Tan IIA on cell cycle of KB cells. KB cells were treated with Tan IIA (0, 5, and 10 μg/mL) for 24 and 48 hours. Harvested cells were stained by propidium iodide and analyzed by flow cytometry. Values are the mean SD of 4 independent experiments. indicates .
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