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. 2021 Jan 13;8:595096. doi: 10.3389/fbioe.2020.595096

FIGURE 1.

FIGURE 1

Schematic of the experimental design. Dental pulp extracellular matrix (DPEM) obtained from dental pulp tissues was fabricated into laminin-modified DPEM in this study. Treated dentine matrix (TDM) harvested from extracted teeth were used to simulate the dental pulp cavity. Then, laminin-modified DPEM as well as DPEM combined with TDM were transplanted into fresh premolar alveolar sockets for dental pulp regeneration. Meanwhile, dental pulp stem cells (DPSCs) were also isolated and cultured for in vitro experiments. A, TDM fabrication; B, cell culture; C, decellularization; D, laminin coating; E, DPSCs co-cultured with laminins in vitro; F, orthotopic transplantation; DPSCs, dental pulp stem cells; TDM, treated dentine matrix; DPEM, dental pulp extracellular matrix.