Table 1.
Data obtained from citrate-coated AuNPs dispersions and from the biosensors (pAb-AuNPs).
| Size | DHa AuNP/nm | PDIb | λmaxc/nm | [AuNP]/NP /mL | [AuNP]/μg/mL | Sd/nm2/NP | Sd/nm2/mL | DHa DTSSP-AuNP/nm | DHa pAb-AuNP/nm (35 μg/mL) |
|---|---|---|---|---|---|---|---|---|---|
| S44 | 49 ± 12 | 0.22 | 525 | 21 × 1010 | 175 | 6 × 103 | 13 × 1014 | 50 ± 12 | 70 ± 18 |
| S64 | 65 ± 15 | 0.21 | 536 | 8.4 × 1010 | 222 | 13 × 103 | 11 × 1014 | 61 ± 17 | 85 ± 20 |
| S87 | 74 ± 18 | 0.25 | 552 | 3.6 × 1010 | 241 | 24 × 103 | 8.6 × 1014 | 91 ± 22 | 117 ± 28 |
| S101 | 88 ± 22 | 0.26 | 556 | 2.4 × 1010 | 246 | 32 × 103 | 7.7 × 1014 | 95 ± 25 | 109 ± 26 |
| S130 | 121 ± 27 | 0.19 | 583 | 1.1 × 1010 | 251 | 53 × 103 | 5.8 × 1014 | 128 ± 30 | 146 ± 30 |
a
Hydrodynamic diameters.
b
Polydispersity index (PDI) of citrate-coated AuNPs.
c
Plasmonic resonance peak.
d
Surface area of AuNPs.