Figure 3. Size distributions of bio-NPs at different concentrations in electrolyte. (A) BSA ranging from 0.1 mg/ml to 0.001 mg/ml, (B) ubiquitin from 0.5 mg/ml to 0.005 mg/ml, (C) LDL at a range of 0.1 mg – 0.001 mg/ml, and (D) HDL with the same range as LDL.