Figure 2.
Degradation of GEM/PPP hydrogel in vitro and in vivo. (A) In vitro degradability of GEM/PPP hydrogel. (B) In vivo biodegradability of GEM/PPP hydrogel (stained by Cy5.5). (C) Residual gel volume in nude mice. Relative weight is a ratio of weight measured at a preset time point to the first day. All data were obtained with 3 independent repeated experiments and presented as mean ± SD.