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Hydrodynamic diameters and zeta potential of AuNPsp-PEG, AuNPst-PEG and AuNPr-PEG.
| Sample | Hydrodynamic Diameter (nm) |
Polydispersity Index (PDI) |
Zeta Potential (mV) |
|---|---|---|---|
| AuNPsp-PEG | 146.73 ± 4.24 | 0.24 ± 0.005 | −5.7 ± 7.6 |
| AuNPst-PEG | 109.61 ± 1.27 | 0.14 ± 0.01 | 33.1 ± 12.0 |
| AuNPr-PEG | 8.47 ± 0.22 54.58 ± 0.34 |
0.45 ± 0.01 | 11.0 ± 18.9 |
