图4. RT-PCR法检测角型吡喃骈香豆素（APC）对U266细胞hTERT表达的影响.
M：Marker；1：内参照β-actin；2~5：分别为10、20、30、40 µg/ml APC处理组+内参照β-actin 基因扩增引物；6：空白对照组；7~10：分别为10、20、30、40 µg/ml APC处理组+hTERT 基因扩增引物
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