Figure 3.
FTIR spectra of the PHB/Coll meshes, plotted in the range 3500–1000 cm−1. Amide bands ascribable to collagen are clearly visible in 70/30 and 50/50 samples, at 3321 cm−1, 3079 cm−1, 1640 cm−1, and 1545 cm−1.
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