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. Author manuscript; available in PMC: 2020 Mar 18.
Published in final edited form as: ACS Appl Bio Mater. 2019 Feb 6;2(3):1141–1147. doi: 10.1021/acsabm.8b00755

Figure 3.

Figure 3.

Isoelectric point measurements of electrospray precursor solutions with varying concentrations of Tf to TiO2. Ratio of Tf:TiO2 (wt:wt) ranged from 0:1 to 2:1.