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. Author manuscript; available in PMC: 2020 Aug 1.
Published in final edited form as: J Pharm Sci. 2019 Mar 21;108(8):2748–2755. doi: 10.1016/j.xphs.2019.03.019

Figure 2.

Figure 2.

a) FTIR spectra of silk reservoir formulations

b) Silk content fraction percentages in reservoir formulations based on FTIR spectroscopy. There were no significant differences between formulations in terms of silk content fractions (n=3, p<0.05)).