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Recent Updates on Mesenchymal Stem Cell Based Therapy for Acute Renal Failure
1Department of Biological and Environmental Sciences, Qatar University, Doha, Qatar.
Abstract:
Acute kidney injury, formerly known as acute renal failure, is a pathological condition in which ischemia or toxic damage contributes to the loss of renal proximal tubule epithelial cells. Pathophysiological events such as oxidative stress, mitochondrial dysfunction, and direct renal tubular epithelial cells toxicity are responsible for the progression of the disease. This devastating decline in renal function affects mostly patients in the intensive care units and requires costly and invasive treatments such as dialysis and organ transplant. Fortunately, recent therapies such as the use of mesenchymal stem cells (MSCs) were proven to be effective in ameliorating renal failure via paracrine and immunomodulatory mechanisms. These fibroblast-like adult stem cells that differentiate multilineagely can be isolated from dental pulps, umbilical cords, amniotic fluids, adipose tissues, and bone marrows. Depending on their sources, the therapeutical application of each MSC type has its own capacities, advantages, and drawbacks. The review discusses and compares the latest research studies on the use of different MSCs sources to treat renal failure. Concerns about the future clinical application of MSCs such as homing, toxicity, and the risk of immune rejection are also highlighted.
Insights
Mesenchymal stem cells (MSCs) show promise in treating acute kidney injury by reducing renal failure through paracrine and immunomodulatory effects. Different MSC sources offer unique therapeutic potential but require further research regarding clinical application challenges.
Area of Science:
- Nephrology
- Regenerative Medicine
- Stem Cell Biology
Background:
- Acute kidney injury (AKI) involves loss of renal proximal tubule epithelial cells due to ischemia or toxic damage.
- Pathophysiology includes oxidative stress, mitochondrial dysfunction, and direct tubular cell toxicity, leading to severe renal function decline.
- Current treatments for AKI are invasive and costly, such as dialysis and organ transplantation.
Purpose of the Study:
- To review and compare the efficacy of different mesenchymal stem cell (MSC) sources for treating renal failure.
- To highlight the paracrine and immunomodulatory mechanisms by which MSCs ameliorate kidney injury.
- To discuss future clinical application challenges of MSCs in AKI treatment.
Main Methods:
- Review of recent research studies on MSCs for renal failure.
- Comparison of therapeutic capacities, advantages, and drawbacks of various MSC sources.
- Analysis of concerns regarding MSC homing, toxicity, and immune rejection.
Main Results:
- Mesenchymal stem cells (MSCs) demonstrate effectiveness in ameliorating renal failure.
- Therapeutic outcomes vary depending on the source of MSCs (e.g., dental pulp, umbilical cord, bone marrow).
- MSCs exert therapeutic effects through paracrine and immunomodulatory mechanisms.
Conclusions:
- MSCs offer a promising therapeutic avenue for acute kidney injury.
- The choice of MSC source impacts therapeutic potential and clinical applicability.
- Further research is needed to address challenges like homing, toxicity, and immune rejection for successful clinical translation.
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