Table 1 Characterization data of FITC-SiO2-NH2 and FITC-SiO2-COOH NPs: average particle size determined by TEM (dTEM), standard deviation (σTEM), average hydrodynamic diameter inferred from DLS (dDLS), PdI, and zeta potential.

From: High biocompatible FITC-conjugated silica nanoparticles for cell labeling in both in vitro and in vivo models

Sample

dTEM (nm)

σTEM (nm)

dDLS (nm)

PdI

Zeta potential (mV)

FITC-SiO2-NH2

93

12

109

0.024

− 11.2

FITC-SiO2-COOH

107

17

115

0.017

− 42.4

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