基础研究
Copyright ©The Author(s) 2020.
世界华人消化杂志. 2020-01-08; 28(1): 9-17
在线出版 2020-01-08. doi: 10.11569/wcjd.v28.i1.9
表1 miR-132-3p与Gab2在胃癌细胞系及正常胃黏膜上皮细胞系中的表达(mean±SD, n = 9)
组别miR-132-3pGab2 mRNAGab2蛋白
GES11.00±0.081.00±0.060.55±0.06
SGC-79010.65±0.07a1.23±0.10a0.71±0.03a
MKN450.58±0.05a1.32±0.13a0.76±0.05a
BGC-8230.41±0.02a2.57±0.15a0.95±0.10a
F156.000338.85357.512
P0.0000.0000.000
表2 miR-132-3p过表达对胃癌BGC-823细胞增殖、迁移及侵袭的影响(mean±SD, n = 9)
组别miR-132-3p细胞存活率(%)迁移细胞数(个)侵袭细胞数(个)
NC组0.45±0.03100.03±10.25113.25±10.24126.57±11.16
miR-NC组0.47±0.0299.67±11.03110.49±11.03120.49±10.41
miR-132-3p组3.12±0.59a46.25±10.54a56.27±9.57a62.47±10.06a
F182.26476.54387.625101.175
P0.0000.0000.0000.000
表3 细胞增殖、迁移及侵袭相关蛋白表达量(mean±SD, n = 9)
组别CyclinD1N-cadherinP21蛋白E-cadherin
NC组0.85±0.130.95±0.160.43±0.020.52±0.05
miR-NC组0.86±0.120.92±0.180.45±0.050.55±0.08
miR-132-3p组0.42±0.02a0.46±0.03a1.02±0.10a0.98±0.13a
F53.74434.579234.90769.314
P0.0000.0000.0000.000
表4 双荧光素酶报告实验(mean±SD, n = 9)
组别WT-Gab2MUT-Gab2
miR-NC组1.01±0.051.02±0.06
miR-132-3p组0.56±0.08a1.04±0.11
t14.3100.479
P0.0000.639
表5 Gab2蛋白相对表达量(mean±SD, n = 9)
组别Gab2蛋白
miR-NC组0.82±0.13
miR-132-3p组0.35±0.02a
anti-miR-NC组0.79±0.11
anti-miR-132-3p组1.03±0.08c
F82.081
P0.000
表6 Gab2过表达可逆转miR-132-3p过表达对BGC-823细胞增殖、迁移及侵袭的抑制作用(mean±SD, n = 9)
组别Gab2蛋白细胞存活率(%)迁移细胞数(个)侵袭细胞数(个)
miR-132-3p+pcDNA组0.38±0.0349.13±9.5857.28±8.5761.32±10.12
miR-132-3p+pcDNA-Gab2组1.03±0.10a89.67±10.15a98.57±11.24a100.24±12.27a
t18.6788.7148.7647.341
P0.0000.0000.0000.000
表7 细胞增殖、迁移及侵袭相关蛋白表达量(mean±SD, n = 9)
组别CyclinD1N-cadherinP21蛋白E-cadherin
miR-132-3p+pcDNA组0.45±0.030.44±0.021.05±0.120.97±0.15
miR-132-3p+pcDNA-Gab2组1.04±0.10a0.98±0.13a0.71±0.06a0.57±0.03a
t16.95412.3177.6037.845
P0.0000.0000.0000.000

引文著录: 汪根良, 华崇俊, 张向明, 范红娟. miR-132-3p靶向调控Gab2抑制胃癌细胞增殖、迁移及侵袭分子机制的研究. 世界华人消化杂志 2020; 28(1): 9-17