Fig. 7.

Bioprinting and regeneration of auricular cartilage using ACMMA-based microporous bioink with PCL support. A) The 3D digital model of human auricle and bioprinting auricular equivalents based on ACMMA-based microporous bioink and PCL. B) Live/Dead staining of bioprinted auricular constructs. C) Regenerating auricular cartilage after 12 and 24 weeks of culture in nude mice. D) 3D reconstruction and 3D deviation comparison of regenerated auricular cartilage. E) H&E, Safranin-O, Alcian blue, and Collagen II staining of regenerated auricular cartilage after 24 weeks of culture in vivo. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)