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. 2018 Dec 13;10(4):272. doi: 10.3390/pharmaceutics10040272

Figure 4.

Figure 4

Scanning electron microscopy images of bone structure (A), Reproduced with permission from [50], published by Elsevier, 2007) in comparison to biomimetic bioceramics obtained from variable techniques: (B) bioinert silicon carbide using a natural precursor mold; (C) hydrogel-bioceramic composites of gelatin-3-(4-hydroxyphenyl) propionic acid (Gtn-HPA)/carboxymethyl cellulose-tyramine (CMC-Tyr), and fish-derived calcium phosphate, obtained by foaming. Reproduced with permission from [51], published by Wiley, 2018; (D) Alumina–zirconia porous ceramics coated with HAp after soaking with SFB for 7 days. Reproduced with permission from [43], published by Wiley, 2018; (E) biomimetic mesoporous bioactive glasses obtained by precursor transformation. Reproduced with permission from [46], published by Elsevier, 2008; (F) bioactive glass scaffolds obtained by additive manufacturing. Reproduced with permission from [48], published by Elsevier, 2016.