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升血颗粒含药血清对人白血病K562/ADR细胞多药耐药的逆转作用

Western Journal of Traditional Chinese Medicine(2017)

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Abstract
目的:观察升血颗粒(PG)含药血清对人白血病K562/ADR细胞多药耐药性的逆转作用,并探讨其逆转机制.方法:采用MTT法测定细胞的药敏性及耐药逆转性,应用流式细胞仪检测非细胞毒性的含药血清处理后K562/ADR细胞内阿霉素(ADM)的浓度.结果:低、中、高剂量含药血清对K562/ADR细胞无明显细胞毒性.低、中、高剂量含药血清作用后,ADM对K562/ADR细胞的半数抑制浓度(IC50)显著下降,逆转倍数分别为1.34、1.71、1.82倍;ADM外渗试验显示,低、中、高剂量含药血清处理后K562/ADR细胞内ADM浓度显著增加,增加倍数分别为1.41、1.67、2.04倍.结论:升血颗粒含药血清对人白血病K562/ADR细胞耐药性有一定的逆转作用.
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Key words
leukemia,K562/ADR cells,multidrug resistance,reverse action,ShengXue granules
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