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Updated: Jul 12, 2026
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Development of Amelogenin-chitosan Hydrogel for In Vitro Enamel Regrowth with a Dense Interface
Published on: July 10, 2014
Bioinspired layer-by-layer nanoengineering for dental hard tissue regeneration and caries prevention
Yuyan Li1,2,3,4, Jue Lan1,2,3,4, Lingshan Ran1,2,3,4
1Department of Preventive Dentistry, College & Hospital of Stomatology Guangxi Medical University, Nanning, Guangxi, 530021, China.
Journal of Nanobiotechnology
|July 10, 2026
Summary
A novel biomimetic system combines amorphous calcium phosphate, tannic acid, and chitosan to promote dental remineralization and fight plaque biofilm. This nature-inspired approach offers a dual solution for caries management and hard tissue regeneration.
Area of Science:
- Biomaterials Science
- Dental Research
- Nanotechnology
Background:
- Dental caries is a major global health issue caused by bacterial demineralization.
- Current remineralization therapies struggle to simultaneously address biofilm formation and achieve stable mineral restoration.
- A need exists for advanced strategies for effective caries management and dental hard tissue regeneration.
Purpose of the Study:
- To develop a novel nanoarchitectonic system inspired by nacre and mussel foot proteins for synergistic caries management.
- To create a multifunctional platform for sustained remineralization and antibacterial activity against cariogenic biofilms.
- To investigate the potential of this biomimetic system for hard tissue regeneration.
Main Methods:
- Layer-by-layer biomimetic assembly of amorphous calcium phosphate (ACP), tannic acid (TA), and hydroxypropyltrimethyl ammonium chloride chitosan (HACC).
- Utilizing TA to mimic mussel foot protein (Mfp) adhesion and regulate mineralization.
- Incorporating HACC for antibacterial properties and forming a protective outer layer.
Main Results:
- The developed system demonstrated sustained release of calcium and phosphate ions for effective remineralization.
- The system provided long-lasting antibacterial activity against cariogenic plaque biofilms.
- The biomimetic system formed a durable barrier on enamel and facilitated remineralization of early carious lesions.
Conclusions:
- The bioinspired nanoarchitectonic system offers a promising, clinically translatable approach for dental hard tissue regeneration.
- This multifunctional strategy provides synergistic caries management by combining remineralization and anti-biofilm capabilities.
- Nature-inspired designs hold significant potential for advancing dental therapeutic strategies.
