A Novel Biodegradable and Thermosensitive Poly(Ester-Amide) Hydrogel for Cartilage Tissue Engineering

Figure 6

Swelling ratio of 20 wt% mPDLA copolymer hydrogels dispersed in DMEM (a). Degradation profile of 20% hydrogels in PBS: pH of surrounding medium (b) and percent residual weight (c). Triplicates were used for each experiment and values were expressed as mean ± SD.

(a)

(b)

(c)