Table 1.
Nanoparticles | Abbreviations | Surface coating | Z-size (nm) | Zeta potential (mV) |
---|---|---|---|---|
CF488-AgNP-NAB | Ag-488 | CF488A, PEG 1000, NAB | 42.51 ± 1.25 | −3.6 ± 1.31 |
CF555-AgNP-NAB | Ag-555 | CF555, PEG 1000, NAB | 45.41 ± 2.97 | −7.05 ± 0.41 |
CF647-AgNP-NAB | Ag-647 | CF647, PEG 1000, NAB | 50.26 ± 2.92 | −8.54 ± 0.43 |
CF555-AgNP-D-TAT-NH2 | T-Ag | CF555, PEG 1000, NA-biotin-D-TAT-NH2 | 55.57 ± 3.31 | −5.18 ± 0.55 |
CF647-AuNP-NAB | Au-647 | CF647, PEG 1000, NAB | 39.42 ± 3.21 | −4.93 ± 0.68 |
CF488-AuNP-D-TAT-NH2 | T-Au-488 | CF488A, PEG 1000, NA-biotin-D-TAT-NH2 | 38.13 ± 1.58 | −4.26 ± 0.51 |
CF647-AuNP-D-TAT-NH2 | T-Au | CF647, PEG 1000, NA-biotin-D-TAT-NH2 | 38.68 ± 3.11 | −3.49 ± 0.31 |
AuNP-PEG 50 nm | Au50 | PEG 5000 | 70.72 ± 4.72 | −2.41 ± 0.18 |
CF647-IONP | IONP-647 | CF647, Dextran | 34.21 ± 0.71 | −5.35 ± 1.78 |
CF647-IONP-D-TAT-NH2 | T-IONP | CF647, Dextran, NA-biotin-D-TAT-NH2 | 36.06 ± 4.43 | −2.45 ± 3.18 |
CF488-QD | QD-488 | CF488A, PEG 2000 | 18.53 ± 0.90 | −8.73 ± 0.42 |
CF647-QD | QD-647 | CF647, PEG 2000 | 19.40 ± 1.40 | −6.32 ± 0.28 |
CF647-QD-D-TAT-NH2 | T-QD | CF647, PEG 2000, NA-biotin-D-TAT-NH2 | 23.70 ± 1.28 | −4.18 ± 1.01 |
Data presented here are mean ± standard deviation (s.d.) of three independent experiments (n = 3). Zeta potential was measured at pH 7.4 for all NPs. Source data are provided as a Source Data file
NAB neutravidin (NA) on nanoparticles bind with biotin, AgNPs silver nanoparticles, AuNPs gold nanoparticles, IONPs iron oxide nanoparticles, QDs quantum dots