INTRODUCTION Hepatocellular carcinoma(HCC)is the mostcommon cause of death from cancer in China.Themechanisms of hepatocarcinogenesis are not yetknown clearly,p16INK4a gene,the multiple tumorsuppressor gene 1(MTS1),en...INTRODUCTION Hepatocellular carcinoma(HCC)is the mostcommon cause of death from cancer in China.Themechanisms of hepatocarcinogenesis are not yetknown clearly,p16INK4a gene,the multiple tumorsuppressor gene 1(MTS1),encodes P16 protein,which acts as an inhibitor by binding directly toCDK4 and CDK6 and preventing its association展开更多
目的分析骨髓增生异常综合征(MDS)患者p15INK4B基因甲基化与疾病进展的关系。方法搜索Cochrane Library、Medline、PubMed、Embase、OVID、Springlink、CBMdisc、VIP、万方和CNKI数据库(1979 to 2012),查找报道MDS患者及sAML(MDS转化的...目的分析骨髓增生异常综合征(MDS)患者p15INK4B基因甲基化与疾病进展的关系。方法搜索Cochrane Library、Medline、PubMed、Embase、OVID、Springlink、CBMdisc、VIP、万方和CNKI数据库(1979 to 2012),查找报道MDS患者及sAML(MDS转化的白血病)患者p15INK4B基因甲基化发生率的文献,使用RevMan 5.0对数据进行统计分析。结果共有20篇文献检测了MDS患者p15INK4B基因甲基化状态,并报道了患者骨髓原始细胞数;其中9篇文献包括sAML患者(共690名患者)。p15INK4B基因甲基化状态在骨髓原始细胞5%~19%组中高于原始细胞<5%组(RR=0.41,95%CI:0.33~0.50),sAML组高于MDS原始细胞5%~19%组(RR=0.51,95%CI:0.41~0.64)。4篇文献报道了MDS患者疾病的进展(包括179名患者)。p15INK4B基因甲基化阳性组疾病进展率高于甲基化阴性组(RR=3.09,95%CI:2.04~4.68)。结论 p15INK4B基因甲基化与MDS患者疾病进展及白血病转化密切相关。展开更多
基金the National Natural Science Foundation of China,No.39670702
文摘INTRODUCTION Hepatocellular carcinoma(HCC)is the mostcommon cause of death from cancer in China.Themechanisms of hepatocarcinogenesis are not yetknown clearly,p16INK4a gene,the multiple tumorsuppressor gene 1(MTS1),encodes P16 protein,which acts as an inhibitor by binding directly toCDK4 and CDK6 and preventing its association