Research Article

Tanshinone IIA Inhibits Growth of Keratinocytes through Cell Cycle Arrest and Apoptosis: Underlying Treatment Mechanism of Psoriasis

Figure 3

Inhibition of colony formation of mouse keratinocytes by tanshinone IIA. Colony formation inhibition occurred in a dose-dependent manner. Results are means ± SD of independent experiments performed in triplicate. The asterisk indicates a significant difference between control and tanshinone IIA-treated cells (* , ** ).
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