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用“放射受体分析法”研究强的松龙、长春新碱及DHAQ对HL-60细胞株糖皮质激素受体(GCR)的影响,结果发现:①在一定条件下,强的松龙、DHAQ能明显地降低GCR含量和亲和力,且对GCR含量的影响呈明显的时间、药物浓度依赖关系;②相同条件下,长寿新碱亦能一定程度地降低GCR含量,但对亲和力影响不明显;③当强的松龙分别与DHA0、长春新碱合用时,显示出对GCR含量的降低效应有明显的协同作用。
Radix receptor analysis was used to study the effects of prednisolone, vincristine and DHAQ on glucocorticoid receptor (GCR) in HL-60 cells. The results showed that: (1) Under certain conditions, prednisolone, DHAQ can significantly reduce the GCR content and affinity, and the effect on GCR content was significantly time-dependent drug dependence; ② under the same conditions, longevity of new alkali can also reduce the level of GCR, but the affinity was not obvious; ③ When prednisolone, respectively, with DHA0, vincristine combined, showed a significant synergistic effect on the reduction of GCR content.