Research Article

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

Figure 5

Effect of Tan IIA on caspase proteins and PARP of KB cells. Lysates of the KB cells treated with Tan IIA (0, 5, 10, and 20 μg/mL) for 24 hours were subjected to an immunoblot analysis with antibodies against caspase-3, caspase-9, and PARP. β-actin was served as the loading control.
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