Table 1 Average NP diameter and standard deviation of the gold NPs prior to and after exposure with the biological fluid, measured by different characterisation methods. Particle diameters obtained from DCS measurements assumed a particle density of 19.3 g cm-3.

From: In depth characterisation of the biomolecular coronas of polymer coated inorganic nanoparticles with differential centrifugal sedimentation

Particle diameter, d (nm) 5 Au 25 Au 50 Au
TEM core (nm) 4.8 ± 0.7 26.9 ± 3.4 52.0 ± 7.5
DCS core (nm) 4.5 ± 0.6 26.3 ± 4.0 51.4 ± 2.4
DCS Au-PMA (nm) 2.4 ± 0.2 22.6 ± 0.1 46.8 ± 0.2
DCS Au-PMA-C (nm) 2.3 ± 0.2 22.3 ± 0.1 43.1 ± 0.6