Fig. 2From: Chitosan-miRNA functionalized microporous titanium oxide surfaces via a layer-by-layer approach with a sustained release profile for enhanced osteogenic activityMorphology of the MAO Ti surfaces before and after CS-miRNA/HA PEM-functionalized inspected by FE-SEM: (a, b and c) pictures of different magnification for the naked MAO surface, (d, e and f) pictures of silane glutaraldehyde functionalized MAO surface, (g, h and i) pictures of 5 layers for the CS-miRNA/HA PEM-functionalized MAO surfaceBack to article page