Mini-Review: The Administration of Apoptotic Cells for Treating Rheumatoid Arthritis: Current Knowledge and Clinical
Eric Toussirot1,2,3,4,5, Francis Bonnefoy5,6, Charline Vauchy1,5
1INSERM CIC-1431, Centre d'Investigation Clinique Biothérapie, Pôle Recherche, CHU de Besançon, Besançon, France.
Abstract:
Rheumatoid arthritis (RA) is a chronic immune-mediated disease managed by conventional synthetic drugs, such as methotrexate (MTX), and targeted drugs including biological agents. Cell-based therapeutic approaches are currently developed in RA, mainly mesenchymal stroma cell-based approaches. Early-stage apoptotic cells possess direct and indirect anti-inflammatory properties. During the elimination of dying cells (a process called efferocytosis), specific mechanisms operate to control immune responses. There are compelling evidences in experimental models of arthritis indicating that apoptotic cell administration may benefit joint inflammation, and may even have therapeutic effects on arthritis. Additionally, it has been demonstrated that apoptotic cells could be administered with standard treatments of RA, such as MTX or TNF inhibitors (TNFi), given even a synergistic response with TNFi. Interestingly, apoptotic cell infusion has been successfully experienced to prevent acute graft-vs.-host disease after hematopoietic cell transplantation in patients with hematologic malignancies, with a good safety profile. In this mini-review, the apoptotic cell-based therapy development in arthritis is discussed, as well as its transfer in the short-term to an innovative treatment for patients with RA. The use of apoptotic cell-derived factors, including secretome or phosphatidylserine-containing liposomes, in RA are also discussed.
Insights
Apoptotic cell therapy shows promise for rheumatoid arthritis (RA) by reducing inflammation. This approach may complement existing treatments like methotrexate and TNF inhibitors, offering a potential new treatment for RA patients.
Area of Science:
- Immunology
- Rheumatology
- Cell Therapy
Background:
- Rheumatoid arthritis (RA) is a chronic immune-mediated disease.
- Current treatments include conventional synthetic drugs (e.g., methotrexate) and targeted biological agents.
- Cell-based therapies, particularly those using mesenchymal stroma cells, are under development for RA.
Purpose of the Study:
- To review the development of apoptotic cell-based therapy for arthritis.
- To discuss the potential transfer of this therapy to rheumatoid arthritis patients.
- To explore the use of apoptotic cell-derived factors in RA treatment.
Main Methods:
- Review of existing literature on apoptotic cell therapy in experimental arthritis models.
- Analysis of evidence for anti-inflammatory properties of early-stage apoptotic cells.
- Examination of safety and efficacy data from related clinical applications (e.g., graft-vs.-host disease prevention).
Main Results:
- Apoptotic cells possess direct and indirect anti-inflammatory properties.
- Administration of apoptotic cells shows therapeutic potential in experimental arthritis.
- Apoptotic cells may synergize with standard RA treatments like methotrexate and TNF inhibitors.
- Apoptotic cell infusion has a good safety profile in preventing graft-vs.-host disease.
Conclusions:
- Apoptotic cell-based therapy is a promising innovative treatment for rheumatoid arthritis.
- This approach may offer benefits when used alongside conventional RA therapies.
- Apoptotic cell-derived factors, such as secretome and liposomes, warrant further investigation for RA treatment.
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