. 2019 Aug 14;11(8):413. doi: 10.3390/pharmaceutics11080413
© 2019 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/).
Figure 3.
SEM image of P–Lys–Ala–PLX hydrogels.