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Visualized biological processes associated with binding of proteins from plasma and brain homogenate with SiO2 nanoparticles. (A) Plasma and negatively charged 20 nm SiO2 nanoparticles, (B) plasma and negatively charged 100 nm SiO2 nanoparticles, (C) brain homogenate and negatively charged 20 nm SiO2 nanoparticles, and (D) brain homogenate and negatively charged 100 nm SiO2 nanoparticles.
Abbreviation: BH, brain homogenate.
