Boateng, Joshua S. ORCID: 0000-0002-6310-729X , Mitchell, John C. ORCID: 0000-0003-2945-3292 , Pawar, Harshavardhan and Ayensu, Isaac (2014) Functional characterisation and permeation studies of lyophilised thiolated chitosan xerogels for buccal delivery of insulin. Protein & Peptide Letters, 21 (11). pp. 1163-1175. ISSN 0929-8665 (Print), 1875-5305 (Online) (doi:https://doi.org/10.2174/0929866521666140805124403)