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Table 1 Dynamic light scattering characterization of PS NPs used

From: Quantifying size-dependent interactions between fluorescently labeled polystyrene nanoparticles and mammalian cells

NP Denomination

Hydrodynamic Size [nm]

PDI [a]

ζ-potential [mV]

20 nm

33 ± 1

0.14

−27 ± 3

40 nm

44 ± 1

0.13

−24 ± 3

100 nm

114 ± 4

0.01

−34 ± 2

  1. All particles were characterized in PBS at pH 7.0 and 25°C.
  2. [a] Polydispersity Index.