目的:探讨miR-455在宫颈癌中的表达及其与微血管密度(MVD)及血管内皮生长因子(VEGF)表达的关系。方法:采用实时荧光定量PCR技术检测68例宫颈癌患者和49例慢性宫颈炎(对照组)组织中miR-455的表达。免疫组化方法检测组织内MVD及VEGF蛋白...目的:探讨miR-455在宫颈癌中的表达及其与微血管密度(MVD)及血管内皮生长因子(VEGF)表达的关系。方法:采用实时荧光定量PCR技术检测68例宫颈癌患者和49例慢性宫颈炎(对照组)组织中miR-455的表达。免疫组化方法检测组织内MVD及VEGF蛋白表达水平。结果:宫颈癌组织内miR-455的相对表达量显著低于慢性宫颈炎(1.17±0.59 vs 2.58±0.83,P<0.01)。68例宫颈癌标本MVD表达的计数结果为30.45±7.9。Pearson相关分析结果显示,宫颈癌组织内miR-455表达水平与MVD呈负相关(r=-0.835,P<0.01。宫颈癌VEGF表达为阴性、弱阳性、中度阳性和强阳性组中,miR-455相对表达定量(RQ)分别为1.77±0.58、1.59±0.50、1.34±0.35和0.68±0.26,Spearman等级相关分析结果显示,miR-455表达水平与VEGF的表达呈负等级相关(r s=-0.857,P<0.01)。结论:miR-455低表达可能通过VEGF信号通路促进宫颈癌内微血管形成,是一个潜在的抑癌miRNA。展开更多
Objective Abnormal muscle response (AMR) to the electrical stimulation of a branch of facial nerve is a specific electrophysiological feature of primary hemifacial spasm (HFS) . Although the correlation between intrao...Objective Abnormal muscle response (AMR) to the electrical stimulation of a branch of facial nerve is a specific electrophysiological feature of primary hemifacial spasm (HFS) . Although the correlation between intraoperative AMR findings and postoperative results in patients with HFS were investigated before,展开更多
文摘目的:探讨miR-455在宫颈癌中的表达及其与微血管密度(MVD)及血管内皮生长因子(VEGF)表达的关系。方法:采用实时荧光定量PCR技术检测68例宫颈癌患者和49例慢性宫颈炎(对照组)组织中miR-455的表达。免疫组化方法检测组织内MVD及VEGF蛋白表达水平。结果:宫颈癌组织内miR-455的相对表达量显著低于慢性宫颈炎(1.17±0.59 vs 2.58±0.83,P<0.01)。68例宫颈癌标本MVD表达的计数结果为30.45±7.9。Pearson相关分析结果显示,宫颈癌组织内miR-455表达水平与MVD呈负相关(r=-0.835,P<0.01。宫颈癌VEGF表达为阴性、弱阳性、中度阳性和强阳性组中,miR-455相对表达定量(RQ)分别为1.77±0.58、1.59±0.50、1.34±0.35和0.68±0.26,Spearman等级相关分析结果显示,miR-455表达水平与VEGF的表达呈负等级相关(r s=-0.857,P<0.01)。结论:miR-455低表达可能通过VEGF信号通路促进宫颈癌内微血管形成,是一个潜在的抑癌miRNA。
文摘Objective Abnormal muscle response (AMR) to the electrical stimulation of a branch of facial nerve is a specific electrophysiological feature of primary hemifacial spasm (HFS) . Although the correlation between intraoperative AMR findings and postoperative results in patients with HFS were investigated before,