Keywords human leukemia K562/AO2 cell line;MDR;glucosylceramide synthase gene;RT-PCR;cell toxicity test;

• 人白血病K562/AO2细胞株;多药耐药;葡萄糖神经酰胺合酶基因;逆转录聚合酶链反应;细胞毒性试验;