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. 2021 Aug 3;11(5):539–553. doi: 10.1557/s43579-021-00069-1

Figure 3.

Figure 3

(a) Extrusion-based 3D printing of star-shaped dendrimer-based hydrogel.[79]. Reprinted (adapted) with permission from Biomacromolecules 2018, 19, 7, 2691–2699. Copyright (2018) American Chemical Society; (b) Extrusion-based 3D printing of alginate/chitosan hydrogel [81]; (c) SLA 3D printed PEGDA hydrogel structures.[83] Reprinted (adapted) with permission from Biomacromolecules 2020, 21, 2, 356–365. Copyright (2019) American Chemical Society; (d) 3D printed silicone-based hydrogel IPN scaffold.[84] Reprinted (adapted) with permission from Biomacromolecules 2016, 17, 4, 1321–1329. Copyright (2016) American Chemical Society.