Extracellular Vesicle Preparations Assessed in Animal Models of Multiple Sclerosis
A meta-analysis of animal studies found that both native and enhanced extracellular vesicle preparations significantly improved clinical scores related to multiple sclerosis symptoms. The mean difference in scores was -1.21 for native EVs and -1.67 for enhanced EVs, indicating potential benefits in reducing inflammation and demyelination, along with improvements in various molecular markers.
- Tags
- #Other
- Most relevant to
- —
- Human efficacy
- Not established from this source
- Mechanism
- Not reported
- Evidence strength
- Moderate
- Outcome
- Not reported
Why it matters
These findings suggest that extracellular vesicle preparations could play a role in treating multiple sclerosis, specifically by enhancing myelin repair and reducing inflammation, which are critical factors in the disease's progression.
What this does not prove
However, the study is limited as it is a meta-analysis based on animal models, which do not necessarily predict outcomes in humans. No original clinical trial data from human subjects was reported, and human efficacy remains unknown.
Next milestone
No next milestone was established from the available source.
Study facts
- Study design
- Meta-analysis
- Participants / samples
- Not reported
- Randomised
- Not reported
- Controlled
- Not reported
- Primary endpoint met
- Not reported
- Relevant MS type
- Not reported
- Publication date
- 2026-10-05
- Evidence reviewed
- Abstract only
- Regulatory approval
- Not reported
- Research areas
- Not classified
- Biological target
- Not reported
- Pathway
- Not reported
- Population
- Not reported
- Size of effect
- -1.21 for native EVs and -1.67 for enhanced EVs
- Secondary endpoints
- Not reported
- MRI endpoints
- Not reported
- Biomarkers
- Not reported
- Safety
- Not reported
Original sources
- Primary evidenceEffectiveness of Native and Enhanced Extracellular Vesicle Preparations Assessed in Animal Models of Multiple Sclerosis: A Meta-Analysis. ↗DOI: 10.3390/biom16101454
Supporting passages (10)
publication datePublication date: 2026-10-05
interventionTitle: Effectiveness of Native and Enhanced Extracellular Vesicle Preparations Assessed in Animal Models of Multiple Sclerosis: A Meta-Analysis.
comparatorWe found statistically significant mean differences between experimental and control groups for clinical scores (normalized to a 0-5 scale) (-1.21, 95% confidence interval (CI) [-1.49,-0.93] (native EVs); -1.67, CI [-2.28,-1.05] (enhanced EVs)), for pathological scores of inflammation and demyelination, and for several molecular markers of inflammation and myelin repair.
primary endpointWe found statistically significant mean differences between experimental and control groups for clinical scores (normalized to a 0-5 scale) (-1.21, 95% confidence interval (CI) [-1.49,-0.93] (native EVs); -1.67, CI [-2.28,-1.05] (enhanced EVs)), for pathological scores of inflammation and demyelination, and for several molecular markers of inflammation and myelin repair.
findingsWe found statistically significant mean differences between experimental and control groups for clinical scores (normalized to a 0-5 scale) (-1.21, 95% confidence interval (CI) [-1.49,-0.93] (native EVs); -1.67, CI [-2.28,-1.05] (enhanced EVs)), for pathological scores of inflammation and demyelination, and for several molecular markers of inflammation and myelin repair.
effect sizeWe found statistically significant mean differences between experimental and control groups for clinical scores (normalized to a 0-5 scale) (-1.21, 95% confidence interval (CI) [-1.49,-0.93] (native EVs); -1.67, CI [-2.28,-1.05] (enhanced EVs)), for pathological scores of inflammation and demyelination, and for several molecular markers of inflammation and myelin repair.
limitationsTitle: Effectiveness of Native and Enhanced Extracellular Vesicle Preparations Assessed in Animal Models of Multiple Sclerosis: A Meta-Analysis.
peer reviewedPublication types: Journal Article; Meta-Analysis; Review
subjectsMeSH terms: Animals; Extracellular Vesicles; Multiple Sclerosis; Encephalomyelitis, Autoimmune, Experimental; Disease Models, Animal; Mice; Myelin-Oligodendrocyte Glycoprotein; Rats; Theilovirus; Humans
study designPublication types: Journal Article; Meta-Analysis; Review
AI assessment, not yet reviewed by a person · version 2 · Community votes are separate from evidence review.