Research Article

Porous Lactose-Modified Chitosan Scaffold for Liver Tissue Engineering: Influence of Galactose Moieties on Cell Attachment and Mechanical Stability

Figure 4

The DS of lactose in Lact-CTS by potentiometric titration method. The pH value titration curve of (a) Lact-CTS-1, (c) Lact-CTS-2, and (e) Lact-CTS-3. The first-derivative curves of (b) Lact-CTS-1, (d) Lact-CTS-2, and (f) Lact-CTS-3.