Table 1 Size distribution, PDI and zeta potential measurements of AuNPs, allergens and AuNP-allergen conjugates
Sample | Average Diameter (nm) | PdI | Difference from AuNPs (nm) | Zeta Potential (mV) | Difference from AuNPs (mV) |
|---|---|---|---|---|---|
Au NPs | 50.9 ± 0.6 | ±0.010 | --- | - 42.2 ± 2.2 | --- |
Bet v 1 | 3.92 ± 0.6 | --- | --- | --- | --- |
Der p 1 | 4.94 ± 2.4 | --- | --- | --- | --- |
Phl p 5 | 6.48 ± 0.6 | --- | --- | --- | --- |
AuNP-Bet v 1 | 53.1 ± 1.3 | 0.101 ± 0.020 | 2.2 ± 0.7 | - 39.2 ± 0.5 | 3 ± 1.7 |
AuNP-Der p 1 | 54.2 ± 2.8 | 0.141 ± 0.010 | 3.3 ± 2.2 | - 29.6 ± 1.1 | 12.6 ± 1.1 |
AuNP-Phl p 5 | 54.6 ± 1.7 | 0.103 ± 0.016 | 3.6 ± 1.1 | - 34.2 ± 0.9 | 8 ± 1.3 |