Figure 13.

Gelatin for bone tissue engineering. a) 3D-printed scaffolds with aligned gelatin fibers boost bone regeneration by enhancing cell recruitment and functions (top). Gross view of printed scaffolds after lyophilization (bottom left), with false-color images showing angle mapping of fiber orientations (bottom right). Reproduced with permission.^[357] Copyright 2024, The American Association for the Advancement of Science. b) Gelatin coating on titanium implants for bone regeneration. Right: immunofluorescence images of MC3T3 cells cultured on coated and uncoated Ti after 1 and 3 days. Reproduced with permission.^[369] Copyright 2023, John Wiley and Sons.