Table 1.

Zeta potentials of AuNCs, BRB and BRB-AuNCs at different pH cultures

	AuNCs	BRB	BRB-AuNCs
PH 5.5	−25.36 ± 0.38	5.98 ± 0.63	−21.17 ± 1.56
PH 6.8	−27.63 ± 0.55	−3.57 ± 0.65	−23.87 ± 1.22
PH 7.4	−28.33 ± 0.69	−12.5 ± 0.32	−22.57±.3.60

Zeta potential (mV).