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Three-dimensional Culture Using Atelocollagen Sponge and Self-assembling Peptide Hydrogel
Takeaki Shiga1, Hiroshi Kato1, Akiko Saito2
1Department of Oral and Maxillofacial Surgery, Tokyo Dental College.
The Bulletin of Tokyo Dental College
|May 14, 2023
Summary
This study combined a self-assembling peptide hydrogel (SPH) with an atelocollagen sponge (ACS) to enhance bone regeneration. PanaceaGel-loaded ACS demonstrated superior osteogenic effects on MC3T3 cells compared to PuraMatrix-loaded ACS.
Area of Science:
- Biomaterials Science
- Tissue Engineering
- Regenerative Medicine
Background:
- Atelocollagen sponges (ACS) are promising scaffolds for bone regeneration.
- Self-assembling peptide hydrogels (SPH) offer unique properties for cell delivery and tissue formation.
Purpose of the Study:
- To evaluate the combined application of SPH and ACS for bone regeneration.
- To assess the osteogenic potential of ACS combined with PuraMatrix or PanaceaGel SPHs.
Main Methods:
- Incorporation of PuraMatrix or PanaceaGel into ACS.
- Seeding of MC3T3 cells onto the composite scaffolds.
- Evaluation of cell distribution, viability, and osteogenic differentiation.
Main Results:
- Successful incorporation of both SPH types into ACS.
- Uniform MC3T3 cell distribution and no observed necrosis.
- Enhanced osteogenic differentiation (Alp, Runx2, Osx, Bsp, Oc expression) in composite scaffolds.
- PanaceaGel-SPH/ACS showed stronger osteogenic effects than PuraMatrix-SPH/ACS.
Conclusions:
- Combined SPH and ACS scaffolds support cell viability and osteogenic differentiation.
- PanaceaGel-loaded ACS exhibits superior osteogenic potential for bone tissue engineering applications.