目的报告一种新的基因芯片荧光标记技术:通用引物U2联合标记技术(universal primer U2 labeling ,UPL);比较UPL与随机引物等其他标记方法的效率和可重复性。方法流感病毒RNA用四种标记方法处理后与流感病毒寡核苷酸检测芯片杂交,用Spss1...目的报告一种新的基因芯片荧光标记技术:通用引物U2联合标记技术(universal primer U2 labeling ,UPL);比较UPL与随机引物等其他标记方法的效率和可重复性。方法流感病毒RNA用四种标记方法处理后与流感病毒寡核苷酸检测芯片杂交,用Spss10.0对杂交结果进行分析。结果UPL方法在标记物杂交的荧光强度、信噪比、探针真阳性率和可重复性等方面均高于随机引物逆转录掺入标记法,而与其他两种RD标记方法相当,但标记过程相对更加简单。结论UPL方法可用于基因芯片研究和应用。展开更多
AIM: As a human basement membrane-derived inhibitor of angiogenesis and tumor growth, canstatin has been paid great attention since it was isolated and identified in 2000. Canstatin significantly inhibited human endot...AIM: As a human basement membrane-derived inhibitor of angiogenesis and tumor growth, canstatin has been paid great attention since it was isolated and identified in 2000. Canstatin significantly inhibited human endothelial cell migration and proliferation and induced apoptosis, suggesting that it might be a powerful and potential therapeutic molecule for atherosclerosis,unstable angina and tumor.展开更多
文摘目的报告一种新的基因芯片荧光标记技术:通用引物U2联合标记技术(universal primer U2 labeling ,UPL);比较UPL与随机引物等其他标记方法的效率和可重复性。方法流感病毒RNA用四种标记方法处理后与流感病毒寡核苷酸检测芯片杂交,用Spss10.0对杂交结果进行分析。结果UPL方法在标记物杂交的荧光强度、信噪比、探针真阳性率和可重复性等方面均高于随机引物逆转录掺入标记法,而与其他两种RD标记方法相当,但标记过程相对更加简单。结论UPL方法可用于基因芯片研究和应用。
文摘AIM: As a human basement membrane-derived inhibitor of angiogenesis and tumor growth, canstatin has been paid great attention since it was isolated and identified in 2000. Canstatin significantly inhibited human endothelial cell migration and proliferation and induced apoptosis, suggesting that it might be a powerful and potential therapeutic molecule for atherosclerosis,unstable angina and tumor.
