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Updated: Jun 12, 2026
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Decellularization and Recellularization of Whole Livers
Published on: February 4, 2011
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Mesenchymal Stromal Cell on Liver Decellularised Extracellular Matrix for Tissue Engineering
Stefania Croce1,2, Lorenzo Cobianchi1,2, Tamara Zoro2
1Department of Clinical, Surgical, Diagnostic & Pediatric Sciences, University of Pavia, 27100 Pavia, Italy.
Biomedicines
|November 11, 2022
Summary
Researchers explored using decellularized pig liver extracellular matrix (ECM) to guide porcine mesenchymal stromal cells (pMSCs) toward becoming hepatocyte-like cells (HLCs). While ECM showed some influence, it was insufficient for complete differentiation, highlighting the need for further research in regenerative medicine.
Area of Science:
- Regenerative Medicine
- Tissue Engineering
- Cell Differentiation
Background:
- Liver transplantation is the only cure for end-stage chronic liver disease.
- Donor organ shortage leads to patient mortality.
- Novel therapeutic strategies are crucial to address this gap.
Purpose of the Study:
- To investigate if extracellular matrix (ECM) can influence or promote differentiation of porcine mesenchymal stromal cells (pMSCs) into hepatocyte-like cells (HLCs).
- To evaluate the efficacy of decellularized pig liver scaffolds for cell reseeding and culture.
Main Methods:
- Pig livers were decellularized using SDS.
- Extracellular matrix (ECM) scaffold integrity was assessed via histology, immunofluorescence, and SEM.
- Porcine mesenchymal stromal cells (pMSCs) were seeded onto scaffolds and cultured for 21 days.
- Cell adhesion, growth, and hepatic gene expression (RT-PCR) were evaluated.
Main Results:
- The decellularization/recellularization protocol was effective.
- Seeded pMSC numbers increased over the culture period.
- Gene expression analysis indicated weak induction of HLCs by the ECM.
Conclusions:
- Liver ECM shows potential in guiding pMSCs towards hepatocyte-like cell differentiation.
- Contact with liver ECM alone is insufficient for complete differentiation.
- Further research is needed to achieve full hepatocyte-like cell differentiation using ECM scaffolds.
