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Hydrodynamic diameter of the encapsulated GNRs in different media
| Particle type/DLS diameter in buffers/nm | H2O | 100 mM NaCl | PBS | OptiMEM | RPMI |
|---|---|---|---|---|---|
| GNR@CTAB | 42.5 ± 0.6 | 497.9 ± 5.3 | 457.5 ± 22.5 | 619.9 ± 32.5 | 80.9 ± 2.0 |
| GNR@PSS | 51.5 ± 0.8 | 190.5 ± 23.9 | 348.3 ± 27.9 | 82.1 ± 1.9 | 92.2 ± 6.9 |
| GNR@SH–PEG | 77.0 ± 4.8 | 75.2 ± 0.2 | 78.5 ± 3.8 | 78.7 ± 1.1 | 75.7 ± 0.8 |
| GNR@SiO2 | 75.6 ± 1.3 | 1917.3 ± 123.7 | 1221 ± 110.6 | 1720.3 ± 183.3 | 112.7 ± 1.9 |
| GNR@SiO2@PE-PEG | 97.4 ± 2.2 | 103.6 ± 0.6 | 91.8 ± 3.1 | 104.3 ± 2.1 | 113.0 ± 1.0 |
