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Published on: January 3, 2018
3D bioprinting approaches for musculoskeletal interfaces in tissue engineering
Fouad Al-Hakim Khalak1, Julie Matias Decuyper2, Kamal Al-Hakim Khalak2
1NanoBioCel Group, Laboratory of Pharmaceutics, School of Pharmacy, University of the Basque Country (UPV/EHU), 01006 Vitoria-Gasteiz, Spain; Biomedical Research Networking Center in Bioengineering, Biomaterials and Nanomedicine (CIBER-BBN), Health Institute Carlos III, Monforte de Lemos 3-5, 28029 Madrid, Spain; Bioaraba Health Research Institute, Jose Atxotegi, s/n, 01009 Vitoria-Gasteiz, Spain.
3D bioprinting enables the creation of complex tissue interfaces by precisely arranging biological and mechanical cues. This technology is revolutionizing tissue engineering and regenerative medicine for enhanced functional integration.
Area of Science:
- Biomaterials Science
- Tissue Engineering
- Regenerative Medicine
Background:
- Tissue interfaces exhibit complex gradient structures with shifting biochemical and mechanical properties.
- Replicating heterogeneous and anisotropic anatomical tissue architecture is a significant challenge.
- Existing methods struggle to mimic the intricate nature of native tissue junctions.
Purpose of the Study:
- To review advancements in 3D bioprinting for fabricating biomimetic tissue interfaces.
- To explore techniques for creating complex scaffolds that enhance tissue regeneration.
- To discuss challenges and future directions in bioprinting heterogeneous tissue constructs.
Main Methods:
- Review of major 3D bioprinting approaches: inkjet, extrusion, laser-assisted, and stereolithography.
- Analysis of bioink innovations, including decellularized extracellular matrix.
- Discussion of gradient scaffold development for mimicking native tissue junctions.
Main Results:
- 3D bioprinting accurately arranges chemical, biological, and mechanical signals for tissue integration.
- Advanced bioinks and gradient scaffolds improve biomimicry and functionality.
- Bioprinting facilitates the fabrication of complex, heterogeneous tissue constructs.
Conclusions:
- 3D bioprinting offers a revolutionary approach to engineering functional tissue interfaces.
- Overcoming challenges like resolution and vascularization is key for clinical translation.
- This technology holds significant promise for advancing tissue engineering and regenerative medicine.
