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The fabrication of scaffold-free adipose tissue-derived mesenchymal stem cell (AT-MSC) construct using the “mold”. (a) Spheroids are piled up into a “mold” and employed to fabricate scaffold-free columnar cell constructs. (b) Spheroids are cultured and matured in the “mold” to fuse. (c) The scaffold-free cell construct is retrieved from the “mold” and used for implantation and analysis. In this figure, half of the mold is illustrated for the convenience of explanation.
