Figure 4From: Porosity and dielectric properties as tools to predict drug release trends from hydrogelsSEM micrographs of lyophilized hydrogels. Native hydrogels a) GT- gelatin b) CT- chitosan and c) GC0.3- (gelatin : chitosan, 1:0.3) and d) GC3- (gelatin : chitosan, 1:3).Back to article page