Table 2 Effects of different solvents on stability of GNPs-Pep-A
Sample | Zeta potential (mV) | Z Average (hydrodynamic size) |
|---|---|---|
GNPs | −22.5 ± 1.77 | 49.6 ± 0.4 |
Conjugate (GNPs-Peptide A) | −26.5 ± 2.02 | 91.17 ± 1.17 |
DTT + conjugate | −35.4 ± 3.95 | 92.36 ± 0.30 |
NaCl + conjugate | −22.6 ± 1.98 | 89.48 ± 0.31 |
Cysteine + conjugate | − | 91.05 ± 0.99 |
Histidine + conjugate | −32.0 ± 0.25 | 95.96 ± 0.88 |