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. 2017 Oct 15;3(4):38. doi: 10.3390/gels3040038

Figure 2.

Figure 2

Photographs of (a) F(P1) hydrogel containing GLP-1 and (b) F(P1/D+PA40) hydrogel containing GLP-1 after heating at 37 °C for 1 min and subsequent cooling at 4 °C for 1 min.