From: Polymer coated gold-ferric oxide superparamagnetic nanoparticles for theranostic applications
Samples | ζ-potential (mV) in various biological medium | ||||
---|---|---|---|---|---|
PDI | Water | PBS | Cell culture medium | PBS + 10% FBS | |
Au–Fe3O4 | 0.856 ± 0.07 | − 7.9 ± 0.8 | − 12 ± 7 | − 3.4 ± 5.2 | − 4.8 ± 2.6 |
PLL–Au–Fe3O4 | 0.539 ± 0.03 | 35 ± 10 | 26 ± 8.5 | 15.8 ± 9.2 | 16 ± 6.8 |