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. 2020 Feb 20;12(2):179. doi: 10.3390/pharmaceutics12020179

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Comparison of the FTIR spectra of all the scaffolds developed against to the pristine HNT and MMT. In the blank spectrum the signals related to P (pullulan) and CA (citric acid) are marked.