Journal Pre-proof Retinoic acid-loaded solid lipid nanoparticles surrounded by chitosan film support diabetic wound healing in in vivo study Valqu´ ıria T. Arantes, Andr´ e A.G. Faraco, Frederico B. Ferreira, Cleida A. Oliveira, Elisˆ angela Martins-Santos, Puebla Cassini-Vieira, Luc´ ıola S. Barcelos, Lucas A.M. Ferreira, Gisele A.C. Goulart PII: S0927-7765(19)30893-8 DOI: https://doi.org/10.1016/j.colsurfb.2019.110749 Reference: COLSUB 110749 To appear in: Colloids and Surfaces B: Biointerfaces Received Date: 23 August 2019 Revised Date: 20 November 2019 Accepted Date: 19 December 2019 Please cite this article as: Arantes VT, Faraco AAG, Ferreira FB, Oliveira CA, Martins-Santos E, Cassini-Vieira P, Barcelos LS, Ferreira LAM, Goulart GAC, Retinoic acid-loaded solid lipid nanoparticles surrounded by chitosan film support diabetic wound healing in in vivo study, Colloids and Surfaces B: Biointerfaces (2019), doi: https://doi.org/10.1016/j.colsurfb.2019.110749