Fig. 4From: Impact of nanoparticle surface functionalization on the protein corona and cellular adhesion, uptake and transportTransport of PSNPs with a different surface chemistry by Caco-2 cells. Transport of 4 types of PSNPs in Caco-2 cells exposed to a nominal concentration of 250 µg PSNPs/ml for 24 h. *Significant difference from all and #significant difference from 50 nm (-CM) and 200 nm (-CP) PSNPs (P < 0.05)Back to article page