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(a) Design of surface coated multifunctional mesoporous porous system and their (b) microscopic image and (c) HeLa cancer cell imaging, surface area isotherm and pore size distribution (inset) and time dependent fluorescent cargo release performance of conjugated silica-based nanoparticles. Reproduced with permission from ACS Nano 2009, 3, 1, 197 and ACS Nano 2021, 15, 4450 published by American Chemical Society.
