ArticleDiabetologia2017
Complement C5a induces mesenchymal stem cell apoptosis during the progression of chronic diabetic complications.
Article in Diabetologia, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.
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Who cites it
13 citing papers in PubMed, 25 citations in OpenAlex.
- Harnessing MSC Immunomodulation in Orthopedics: Clinical Insights for Comorbidities.Stem cell reviews and reports · 2026Review
- Use of quantum hyperlight technology in photobiomodulation on stem cells: an experimental in vitro study.Lasers in medical science · 2025Article
- The dual role of mesenchymal stem cells in apoptosis regulation.Cell death & disease · 2024Review
- Roles of Microenvironment on Mesenchymal Stem Cells Therapy for Osteoarthritis.Journal of inflammation research · 2024Review
- Impact of Diabetes Mellitus on the Potential of Autologous Stem Cells and Stem Cell-Derived Microvesicles to Repair the Ischemic Heart.Cardiovascular drugs and therapy · 2022Review
- Effects of immune cells on mesenchymal stem cells during fracture healing.World journal of stem cells · 2021Review
- The Fate Status of Stem Cells in Diabetes and its Role in the Occurrence of Diabetic Complications.Frontiers in molecular biosciences · 2021Review
- Antibacterial Fusion Protein BPI21/LL-37 Modification Enhances the Therapeutic Efficacy of hUC-MSCs in Sepsis.Molecular therapy : the journal of the American Society of Gene Therapy · 2020Article
- Full title: High glucose protects mesenchymal stem cells from metformin-induced apoptosis through the AMPK-mediated mTOR pathway.Scientific reports · 2019Article
- Impaired Regeneration Potential in Urinary Stem Cells Diagnosed from the Patients with Diabetic Nephropathy.Theranostics · 2019Article
- Dyslipidemia Is a Major Factor in Stem Cell Damage Induced by Uncontrolled Long-Term Type 2 Diabetes and Obesity in the Rat, as Suggested by the Effects on Stem Cell Culture.The journal of sexual medicine · 2018Article
- Metformin induces apoptosis in mesenchymal stromal cells and dampens their therapeutic efficacy in infarcted myocardium.Stem cell research & therapy · 2018Article
- Therapeutic Effects of Adipose Stem Cells from Diabetic Mice for the Treatment of Type 2 Diabetes.Molecular therapy : the journal of the American Society of Gene Therapy · 2018Article
Corrections and comments
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Authors and funding
15 authors at 4 institutions in 2 countries.
Funding
Abstract
aims/hypothesisRegeneration and repair mediated by mesenchymal stem cells (MSCs) are key self-protection mechanisms against diabetic complications, a reflection of diabetes-related cell/tissue damage and dysfunction. MSC abnormalities have been reported during the progression of diabetic complications, but little is known about whether a deficiency in these cells plays a role in the pathogenesis of this disease. In addition to MSC resident sites, peripheral circulation is a major source of MSCs that participate in the regeneration and repair of damaged tissue. Therefore, we investigated whether there is a deficiency of circulating MSC-like cells in people with diabetes and explored the underlying mechanisms.
methodsThe abundance of MSC-like cells in peripheral blood was evaluated by FACS. Selected diabetic and non-diabetic serum (DS and NDS, respectively) samples were used to mimic diabetic and non-diabetic microenvironments, respectively. The proliferation and survival of MSCs under different serum conditions were analysed using several detection methods. The survival of MSCs in diabetic microenvironments was also investigated in vivo using leptin receptor mutant (Lepr
resultsOur data showed a significant decrease in the abundance of circulating MSC-like cells, which was correlated with complications in individuals with type 2 diabetes. DS strongly impaired the proliferation and survival of culture-expanded MSCs through the complement system but not through exposure to high glucose levels. DS-induced MSC apoptosis was mediated, at least in part, by the complement C5a-dependent upregulation of Fas-associated protein with death domain (FADD) and the Bcl-2-associated X protein (BAX)/B cell lymphoma 2 (Bcl-2) ratio, which was significantly inhibited by neutralising C5a or by the pharmacological or genetic inhibition of the C5a receptor (C5aR) on MSCs. Moreover, blockade of the C5a/C5aR pathway significantly inhibited the apoptosis of transplanted MSCs in Lepr CONCLUSIONS/
interpretationC5a-dependent apoptotic death is probably involved in MSC deficiency and in the progression of complications in individuals with type 2 diabetes. Therefore, anticomplement therapy may be a novel intervention for diabetic complications.
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