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Updated: May 6, 2026

Microdissection of Primary Renal Tissue Segments and Incorporation with Novel Scaffold-free Construct Technology
Published on: March 27, 2018
Concise review: stem/progenitor cells for renal tissue repair: current knowledge and perspectives
Shikhar Aggarwal1, Aldo Moggio, Benedetta Bussolati
1Department of Molecular Biotechnology and Life Sciences, Molecular Biotechnology Center, University of Torino, Torino, Italy.
Abstract:
The kidney is a specialized low-regenerative organ with several different types of cellular lineages; however, the identity of renal stem/progenitor cells with nephrogenic potential and their preferred niche(s) are largely unknown and debated. Most of the therapeutic approaches to kidney regeneration are based on administration of cells proven to enhance intrinsic reparative capabilities of the kidney. Endogenous or exogenous cells of different sources were tested in rodent models of ischemia-reperfusion, acute kidney injury, or chronic disease. The translation to clinics is at the moment focused on the role of mesenchymal stem cells. In addition, bioproducts from stem/progenitor cells, such as extracellular vesicles, are likely a new promising approach for reprogramming resident cells. This concise review reports the current knowledge about resident or exogenous stem/progenitor populations and their derived bioproducts demonstrating therapeutic effects in kidney regeneration upon injury. In addition, possible approaches to nephrogenesis and organ generation using organoids, decellularized kidneys, and blastocyst complementation are surveyed.
Insights
Identifying renal stem/progenitor cells is key for kidney regeneration. This review explores current knowledge on stem cells and their bioproducts for repairing kidney injury and discusses future organ generation strategies.
Area of Science:
- Nephrology
- Stem Cell Biology
- Regenerative Medicine
Background:
- Kidney regeneration is limited due to specialized cell types.
- The identity and niche of renal stem/progenitor cells remain debated.
- Current therapies focus on enhancing intrinsic kidney repair capabilities.
Purpose of the Study:
- To review current knowledge on stem/progenitor cells for kidney regeneration.
- To discuss bioproducts from stem/progenitor cells for therapeutic effects.
- To survey novel approaches for nephrogenesis and organ generation.
Main Methods:
- Review of existing literature on renal stem/progenitor cells.
- Analysis of therapeutic effects of endogenous and exogenous cells in kidney injury models.
- Survey of organoid, decellularized kidney, and blastocyst complementation strategies.
Main Results:
- Stem/progenitor cells and their bioproducts show therapeutic potential in kidney regeneration.
- Mesenchymal stem cells are a focus for clinical translation.
- Extracellular vesicles offer a promising approach for cell reprogramming.
Conclusions:
- Understanding renal stem/progenitor cells is crucial for developing effective kidney regeneration therapies.
- Stem cell-derived bioproducts represent a promising avenue for treating kidney injury.
- Advanced techniques like organoids and blastocyst complementation may enable future kidney organogenesis.
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