目的:研究地西他滨联合化疗对骨髓增生异常综合征(MDS)患者基质细胞衍生因子-1(SDF-1)及程序性死亡因子-1(PD-1)/程序性死亡因子-1配体(PD-L1)表达的影响。方法:选取2016年1月至2018年12月在江苏省中医院接受地西他滨联合化疗治疗的25例...目的:研究地西他滨联合化疗对骨髓增生异常综合征(MDS)患者基质细胞衍生因子-1(SDF-1)及程序性死亡因子-1(PD-1)/程序性死亡因子-1配体(PD-L1)表达的影响。方法:选取2016年1月至2018年12月在江苏省中医院接受地西他滨联合化疗治疗的25例MDS患者,分为中危组和高危组,缓解组和未缓解组。采用qPCR技术检测外周血与骨髓单个核细胞PD-1、PD-L1、SDF-1 m RNA相对表达量。结果:治疗后,中危组与高危组PD-1和PD-L1 mRNA相对表达量均较治疗前显著升高(均P<0.05)。缓解组PD-1、PD-L1和SDF-1 m RNA相对表达量均显著低于未缓解组(均P<0.05)。结论:地西他滨联合化疗可显著上调PD-1/PD-L1表达,SDF-1、PD-1/PD-L1高表达可能是导致地西他滨耐药的重要原因。展开更多
Objective:To investigate the efficacy and prognosis of venetoclax combined with hypomethylating agents(HMAs)in the treatment of relapsed/refractory acute myeloid leukemia(AML).Methods:From June 2021 to February 2022,1...Objective:To investigate the efficacy and prognosis of venetoclax combined with hypomethylating agents(HMAs)in the treatment of relapsed/refractory acute myeloid leukemia(AML).Methods:From June 2021 to February 2022,14 patients with relapsed/refractory AML were treated with venetoclax combined with HMAs,among which nine patients were treated with venetoclax+azacytidine,while five patients were treated with venetoclax+decitabine.The efficacy of the treatments was observed,and the patients were followed up.Results:All patients received one to five courses of treatment,in which the median course of treatment was three;four cases achieved CR and another four achieved PR,with NR in six cases;there was no treatment-related death.There were seven deaths up to the end of the follow-up period,all of which were progressive deaths at the end of the disease,and the overall survival rate was 50.00%.All the patients experienced different degrees of nausea,vomiting,and myelosuppression(Grade Ⅱ–Ⅳ),nine patients had Grade 3–4 hematological adverse reactions,and seven patients had infection.Conclusion:Venetoclax combined with hypomethylating agents is effective in the treatment of relapsed/refractory AML,with good prognosis,and some patients may even achieve CR.Although bone marrow suppression is serious with this combination,it is well tolerated.展开更多
文摘目的:研究地西他滨联合化疗对骨髓增生异常综合征(MDS)患者基质细胞衍生因子-1(SDF-1)及程序性死亡因子-1(PD-1)/程序性死亡因子-1配体(PD-L1)表达的影响。方法:选取2016年1月至2018年12月在江苏省中医院接受地西他滨联合化疗治疗的25例MDS患者,分为中危组和高危组,缓解组和未缓解组。采用qPCR技术检测外周血与骨髓单个核细胞PD-1、PD-L1、SDF-1 m RNA相对表达量。结果:治疗后,中危组与高危组PD-1和PD-L1 mRNA相对表达量均较治疗前显著升高(均P<0.05)。缓解组PD-1、PD-L1和SDF-1 m RNA相对表达量均显著低于未缓解组(均P<0.05)。结论:地西他滨联合化疗可显著上调PD-1/PD-L1表达,SDF-1、PD-1/PD-L1高表达可能是导致地西他滨耐药的重要原因。
文摘Objective:To investigate the efficacy and prognosis of venetoclax combined with hypomethylating agents(HMAs)in the treatment of relapsed/refractory acute myeloid leukemia(AML).Methods:From June 2021 to February 2022,14 patients with relapsed/refractory AML were treated with venetoclax combined with HMAs,among which nine patients were treated with venetoclax+azacytidine,while five patients were treated with venetoclax+decitabine.The efficacy of the treatments was observed,and the patients were followed up.Results:All patients received one to five courses of treatment,in which the median course of treatment was three;four cases achieved CR and another four achieved PR,with NR in six cases;there was no treatment-related death.There were seven deaths up to the end of the follow-up period,all of which were progressive deaths at the end of the disease,and the overall survival rate was 50.00%.All the patients experienced different degrees of nausea,vomiting,and myelosuppression(Grade Ⅱ–Ⅳ),nine patients had Grade 3–4 hematological adverse reactions,and seven patients had infection.Conclusion:Venetoclax combined with hypomethylating agents is effective in the treatment of relapsed/refractory AML,with good prognosis,and some patients may even achieve CR.Although bone marrow suppression is serious with this combination,it is well tolerated.
