From: Graphene oxide as a protein matrix: influence on protein biophysical properties
Sample
Solvent
Z potential
GO
0.1 M PBS pH 7.4
−23 ± 1
BOD
−6 ± 1
Dex-BOD
−4 ± 0.9
BOD-GO-A
−16 ± 1
BOD-GO-C
−15.5 ± 0.8
Dex-BOD-GO-C
−13.6 ± 0.6