实时荧光定量PCR技术（real time quantitative PCR,RQ-PCR）是由美国ABI公司于1995年研发用于核酸定量检测技术,目前该技术在科研和临床上已得到了广泛的应用,也为白血病的分子生物学研究提供了新的手段,已有很多临床血液病学家和检验...实时荧光定量PCR技术（real time quantitative PCR,RQ-PCR）是由美国ABI公司于1995年研发用于核酸定量检测技术,目前该技术在科研和临床上已得到了广泛的应用,也为白血病的分子生物学研究提供了新的手段,已有很多临床血液病学家和检验学家应用该技术在白血病融合基因检测及其临床应用进行了大量的研究报道．展开更多
Real-time fluorescent quantitative PCR （RQ-PCR） is a detection method by adding fluorescent dye or fluorescent probe into the PCR reaction system, using fluorescent signal accumulation to monitor amplification react...Real-time fluorescent quantitative PCR （RQ-PCR） is a detection method by adding fluorescent dye or fluorescent probe into the PCR reaction system, using fluorescent signal accumulation to monitor amplification reactions of PCR reaction process, and finally the unknown template can be quantitatively analyzed through the standard curve. So the detection level of PCR has improved from the qualitative to the quantitative. In order to provide a theoretical reference for further application, the principle, classification, advantages and disadvantages of RQ-PCR were intro- duced, and its application and progress in plants in recent years were reviewed.展开更多
目的:本研究通过检测PDCD5(programmed cell death 5)在成人急性髓系白血病(AML)患者中的表达,探讨PDCD5在AML发病中的作用及其与AML患者临床特征和预后的相关性。方法:分别采用实时定量PCR(RQ-PCR)和流式细胞术(FCM)检测36例初治AML患...目的:本研究通过检测PDCD5(programmed cell death 5)在成人急性髓系白血病(AML)患者中的表达,探讨PDCD5在AML发病中的作用及其与AML患者临床特征和预后的相关性。方法:分别采用实时定量PCR(RQ-PCR)和流式细胞术(FCM)检测36例初治AML患者的PDCD5 mRNA水平和胞内蛋白含量,并分析PDCD5 mRNA水平和蛋白含量与临床特征及生存时间的相关性。结果:AML患者的细胞内PDCD5蛋白含量显著高于正常人(P<0.05),mRNA水平较正常人无显著性差异(P>0.05)。PDCD5 mRNA和蛋白的表达水平与AML患者的性别、年龄、白细胞数、FAB亚型、髓外浸润情况、WT1基因、NPM1基因突变以及诱导化疗反应均无关(P>0.05),FLT3内部串联重复(FLT3/ITD)突变阳性者较突变阴性者PDCD5蛋白含量显著增高(P<0.05)。结论:AML患者PDCD5蛋白含量显著升高,但并未能发挥对AML细胞的促凋亡作用。FLT3/ITD突变阳性者PDCD5高表达。展开更多
文摘实时荧光定量PCR技术（real time quantitative PCR,RQ-PCR）是由美国ABI公司于1995年研发用于核酸定量检测技术,目前该技术在科研和临床上已得到了广泛的应用,也为白血病的分子生物学研究提供了新的手段,已有很多临床血液病学家和检验学家应用该技术在白血病融合基因检测及其临床应用进行了大量的研究报道．
基金Supported by National Natural Science Foundation of China(31260406)Natural Science Fund Project of Inner Mongolia(2012MS0502)~~
文摘Real-time fluorescent quantitative PCR （RQ-PCR） is a detection method by adding fluorescent dye or fluorescent probe into the PCR reaction system, using fluorescent signal accumulation to monitor amplification reactions of PCR reaction process, and finally the unknown template can be quantitatively analyzed through the standard curve. So the detection level of PCR has improved from the qualitative to the quantitative. In order to provide a theoretical reference for further application, the principle, classification, advantages and disadvantages of RQ-PCR were intro- duced, and its application and progress in plants in recent years were reviewed.
