Related Experiment Video
Updated: May 10, 2026
08:10
A Decellularization Methodology for the Production of a Natural Acellular Intestinal Matrix
Published on: October 7, 2013
Evaluation of small intestine grafts decellularization methods for corneal tissue engineering
Ana Celeste Oliveira1, Ingrid Garzón, Ana Maria Ionescu
1Tissue Engineering Group, Department of Histology, University of Granada, Granada, Spain.
Plos One
|June 27, 2013
Summary
Decellularized small intestine tissue shows promise as a cornea substitute. Triton X-100 effectively removes cells while preserving crucial extracellular matrix components for tissue engineering applications.
Area of Science:
- Biomaterials Science
- Tissue Engineering
- Ophthalmology
Background:
- Corneal tissue engineering seeks effective biological scaffolds.
- Decellularized tissues offer potential for regenerative medicine.
Purpose of the Study:
- Evaluate decellularization methods for small intestine tissue suitability as corneal scaffolds.
- Identify optimal protocols for cell removal and extracellular matrix preservation.
Main Methods:
- Tested various chemical (SDS, Triton X-100) and physical (sonication, UV) decellularization methods on small intestine tissue.
- Assessed cell removal via DNA quantification.
- Analyzed extracellular matrix component preservation (collagen, reticular fibers, glycoproteins, proteoglycans) using histology and histochemistry.
- Evaluated tissue transparency and light transmittance.
Main Results:
- SDS and Triton X-100 were most effective at removing cellular nuclei and DNA.
- Collagen fibers were preserved with Triton X-100, NaCl, and sonication.
- Reticular fibers were preserved with UV exposure.
- Extracellular matrix glycoproteins were maintained with SDS, Triton X-100, and sonication.
- All methods increased tissue transparency; SDS and Triton X-100 yielded the best light transmittance.
Conclusions:
- Decellularized small intestine tissue is a viable scaffold for cornea tissue engineering.
- Triton X-100 demonstrated efficient cell removal while preserving essential structural and matrix components.
- This method shows potential for creating biological scaffolds for corneal regeneration.
