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Table 2 Effects of different solvents on stability of GNPs-Pep-A

From: Bio-conjugation of antioxidant peptide on surface-modified gold nanoparticles: a novel approach to enhance the radical scavenging property in cancer cell

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