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Synthetic ECM: Bioactive Synthetic Hydrogels for 3D Tissue Engineering
Asli Z Unal1, Jennifer L West1
1Department of Biomedical Engineering, Duke University, 101 Science Drive, Campus Box 90281, Durham, North Carolina 27708, United States.
Bioconjugate Chemistry
|August 14, 2020
Summary
Engineered cellular microenvironments using synthetic hydrogels are crucial for tissue engineering. This review covers biomaterials and modification techniques for bioactive scaffolds to guide cell responses and create functional tissue constructs.
Area of Science:
- Biomaterials Science
- Tissue Engineering
- Cellular Microenvironment Engineering
Background:
- Cellular function is dictated by the microenvironment, including cell-cell interactions, biochemical signaling, and the extracellular matrix (ECM).
- Replicating physiological cell responses requires careful engineering of the cellular microenvironment for tissue regeneration.
Purpose of the Study:
- To review commonly used biomaterials for synthetic hydrogels in tissue engineering.
- To discuss techniques for modifying hydrogels to incorporate bioactive properties.
- To highlight the potential of synthetic hydrogels for creating functional, implantable tissue-engineered constructs.
Main Methods:
- Overview of synthetic hydrogel biomaterials.
- Exploration of modification strategies for imparting bioactivity.
- Discussion of hydrogel properties relevant to tissue engineering applications.
Main Results:
- Synthetic hydrogels offer tunable, tissue-like properties suitable for tissue engineering.
- Bioinert nature of many synthetic hydrogels minimizes unintended cellular responses, ideal for implants.
- Modification techniques enable elicitation of desired cellular behaviors for regenerative purposes.
Conclusions:
- Synthetic hydrogels are versatile scaffolds for tissue engineering.
- Tailoring hydrogel biomaterials and bioactivity is key to successful tissue regeneration.
- This review provides a foundation for selecting and functionalizing hydrogels for advanced tissue constructs.
