逆转录病毒是具有挑战性的治疗，因为他们能迅速改变(突变)到新株病毒。
Retroviruses are challenging to treat as they can rapidly alter (mutate) into new strains of virus.
结论MDR1可能参与胰腺癌细胞株化疗耐药；中等剂量的维拉·帕米联合化疗可逆转具有MDR1表型的人胰腺癌细胞株对adm和MMC的耐药现象。
Conclusions Moderate dose of verapamil can reverse chemoresistance of pancreatic carcinoma cell line to ADM and MMC that might be related to MDR1.
结论构建了含人pd - 1基因重组逆转录病毒的载体，筛选出稳定表达人PD - 1分子的L929细胞株。
Conclusion HumanPD-1 gene has been cloned, recombinant retrovirus vector containing PD-1 gene constructed and L929 transfection cell line expressing PD-1 molecules selected.
方法从Z 10株病毒感染的细胞提取总rna，将逆转录pcr扩增的产物纯化后克隆于t载体并进行序列测定，应用dnastar软件分析比较。
Methods the total RNA were prepared from Z10 virus infected cells and the RT PCR product was cloned into t vector, sequenced and analyzed using DNASTAR software.
目的：研究卡维地洛对人膀胱癌耐药细胞株BIU-87/ADM的多药耐药性逆转作用。
Purpose:To study the reversal effects on multidrug resistance in multidrug-resistent bladder cell lines BIU-87/ADM.
目的合成阿霉素聚氰基丙烯酸异丁酯纳米粒，观察其对阿霉素耐受性细胞株K5 6 2 （K5 6 2 /DOX）耐药性逆转效果并探讨可能机制。
Objective To investigate the reversing effect of doxorubicin-loaded polyisobultylcyanoacrylate nanoparticles (NP-DOX) on multidrug resistant cell line K562/DOX and the possible mechanism.
目的探讨黄芩素对卵巢癌耐药细胞株A2 780 /ADM耐药逆转作用及机制。
Objective To study the reverse roles of reverse effect of Scutellarein on multidrug-resistant human ovarian carcinoma cell line A2780/ADM.
目的探讨黄芩素对卵巢癌耐药细胞株A2 780 /ADM耐药逆转作用及机制。
Objective To study the reverse roles of reverse effect of Scutellarein on multidrug-resistant human ovarian carcinoma cell line A2780/ADM.
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