基础研究
Copyright ©The Author(s) 2009.
世界华人消化杂志. 2009-11-28; 17(33): 3387-3393
在线出版 2009-11-28. doi: 10.11569/wcjd.v17.i33.3387
表1 4条siRNAs对SGC7901/VCR和K562/A02细胞mdr1 mRNA和P-gp表达以及对ADR蓄积的影响
分组灰度比值(mean±SD)
积分吸光度(mean±SD)
阳性率(%)
SGC7901/VCRK562/A02SGC7901/VCRK562/A02SGC7901/VCRK562/A02
空白对照1.27±0.06a1.54±0.03a150.19±22.89a34.82±11.31a0.13a23.47a
转染试剂1.23±0.041.55±0.01138.87±68.7638.27±9.210.1627.15
mdr1si3261.06±0.021.07±0.0245.76±9.318.06±4.760.2535.17
mdr1si15131.18±0.081.28±0.0299.26±24.2317.41±2.860.1629.20
mdr1si26310.86±0.031.37±0.0370.50±6.1117.01±3.171.4034.26
mdr1si30711.17±0.061.50±0.0365.81±5.7323.40±4.860.3228.95
亲本7.65a36.90a
表2 4条siRNAs转染72 h后SGC7901/VCR细胞和K562/A02细胞对ADR的敏感性
分组SGC7901/VCR
K562/A02
IC50(mean±SD)相对逆转率(%)IC50(mean±SD)相对逆转率(%)
空白对照344.21±54.82a8.38±1.86a
转染试剂345.54±37.947.50±2.39
mdr1si32692.95±9.5874.090.85±0.0690.61
mdr1si151366.15±4.0881.993.87±0.8854.27
mdr1si2631217.69±48.3837.310.37±0.1296.39
mdr1si3071133.65±42.5062.091.29±0.1885.32
亲本5.09±3.140.07±0.02

引文著录: 张敏, 李勇莉, 高建凯, 王国栋, 高福莲. 靶向mdr1不同位点的siRNA对两种耐药细胞MDR的逆转效果. 世界华人消化杂志 2009; 17(33): 3387-3393