Fig. 1From: Impact of nanoparticle surface functionalization on the protein corona and cellular adhesion, uptake and transportCaco-2 cell viability after exposure to a concentration series of 50 nm- (-SM), (-CM), (-CP), and 200 nm (-CP) PSNPs for a 3 h and b 24 h using the WST-1 viability assay. Viability is given as a percentage of the control (% ± SD; n = 3)Back to article page