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. 2022 Mar 10;14(3):601. doi: 10.3390/pharmaceutics14030601

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© 2022 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 (https://creativecommons.org/licenses/by/4.0/).

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Mechanical properties of the skin/wound beds. (A) The stress–strain curves of skin from normal and diabetic mice (DM). (B) Ultimate tensile strength, strain at break, and Young’s modulus of skin from normal and diabetic mice (DM). Asterisks (*) indicate statistical significance, (p < 0.05). (C) The stress–strain curves of wound bed from control, PGA/SF, PGA/SF-DFO group at day 14 post-implantation. (D) Ultimate tensile strength, strain at break, and Young’s modulus of skin from control, PGA/SF, PGA/SF-DFO group at day 14 post-implantation. Asterisks (*) indicate statistical significance, (p < 0.05), and n.s. represents no significant difference.