Journal Pre-proof Naturally occurring biological macromolecules-based hydrogels: Potential biomaterials for peripheral nerve regeneration Hadi Samadian, Hassan Maleki, Anwar Fathollahi, Majid Salehi, Shayan Gholizadeh, Hossein Derakhshankhah, Zahra Allahyari, Mehdi Jaymand PII: S0141-8130(20)31521-X DOI: https://doi.org/10.1016/j.ijbiomac.2020.03.155 Reference: BIOMAC 15106 To appear in: International Journal of Biological Macromolecules Received date: 15 February 2020 Revised date: 15 March 2020 Accepted date: 16 March 2020 Please cite this article as: H. Samadian, H. Maleki, A. Fathollahi, et al., Naturally occurring biological macromolecules-based hydrogels: Potential biomaterials for peripheral nerve regeneration, International Journal of Biological Macromolecules (2018), https://doi.org/10.1016/j.ijbiomac.2020.03.155 This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2018 Published by Elsevier.