A new method for measuring nano-displacement is discussed.The resolution of shift is as far as 1nm. The principle of quantum tunneling effects was used to desig
Polyelectrolyte multilayers were self-assembled onto planar glass substrates and multimode optic fibers. The multilayer thin films deposited on glass substrates
The reduction action mechanism of the unsatrurated polyester resin reducer is analysed by the free space volume theory.Through measuring the reduction magnitude
目的观察小干扰RNA(siRNA)沉默c-myc基因的表达对人胰腺癌细胞株SW1990细胞生物学影响。方法用siRNA沉默胰腺癌SW1990细胞中c-myc基因,用实时定量反转录聚合酶链反应(RT-qPCR)及Western blot技术检测c-myc m RNA及蛋白的表达量;噻唑蓝(MTT)法检测siRNA沉默c-myc基因对SW1990细胞增殖的影响;膜联蛋白V/碘化丙锭(Annexin V