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Updated: Aug 9, 2026
09:05
A Novel Clinical Grade Isolation Method for Human Kidney Perivascular Stromal Cells
Published on: August 7, 2017
Stem cells and the kidney: a new therapeutic tool?
Gianpaolo Zerbini1, Lorenzo Piemonti, Anna Maestroni
1Renal Pathophysiology, Division of Medicine, San Raffaele Scientific Institute, Via Olgettina 60, I-20132 Milano, Italy. g.zerbini@hsr.it
Journal of the American Society of Nephrology : JASN
|March 28, 2006
Summary
Adult stem cells reside in the kidney and bone marrow, capable of differentiating into renal cells. However, their numbers are insufficient for major kidney regeneration following injury, necessitating further research for effective stem cell therapy.
Area of Science:
- Nephrology
- Regenerative Medicine
- Stem Cell Biology
Background:
- Resident stem cells are found in adult kidney papilla and tubules.
- Kidney-resident and bone marrow-derived stem cells can regenerate renal tissue.
- Existing stem cell reservoirs are insufficient for significant renal regeneration in chronic kidney disease.
Purpose of the Study:
- To investigate the potential of stem cell therapy for renal diseases.
- To determine the adequacy of endogenous stem cell populations for kidney repair.
- To identify optimal parameters for future stem cell transplantation studies.
Main Methods:
- Review of studies identifying stem cells in renal and bone marrow tissues.
- Analysis of stem cell differentiation and migration capabilities.
- Evaluation of stem cell efficacy in preclinical models of renal injury.
Main Results:
- Adult stem cells are present in the kidney and bone marrow and can differentiate into renal cells.
- Current stem cell numbers are inadequate for substantial regeneration after major renal injury.
- Bone marrow transplantation did not improve survival in rats with severe renal ablation.
Conclusions:
- Stem cell therapy holds promise for renal diseases, but current endogenous stem cell populations are insufficient for major repair.
- Further research is required to establish optimal stem cell concentrations and administration methods for effective renal regeneration.
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