Fig. 2From: Active targeting of HER2-positive breast cancer cells by Herceptin-functionalized organically modified silica nanoparticlesTEM images of ORMOSIL nanoparticles synthesized using AOT (AOTORM NPs) (a), and ORMOSIL nanoparticles synthesized using Tween 80 (TWORM NPs) (b)Back to article page