Fibroblast Accumulation in Demyelinated Lesions of Aging Mice
In a study, researchers observed that fibroblasts accumulate in the spinal cord white matter lesions of young mice (6-10 weeks old) following induced demyelination. This accumulation was particularly noted in older mice (48-52 weeks old), suggesting age may influence fibroblast behavior in these lesions.
- Tags
- #MSResearch
- Most relevant to
- —
- Human efficacy
- Not yet tested in people
- Mechanism
- Not reported
- Evidence strength
- Early – laboratory or animal research
- Outcome
- Not reported
Results in cells or animals often do not carry over to people with MS.
Why it matters
Understanding fibroblast behavior in demyelinating conditions could shed light on potential mechanisms underlying diseases like multiple sclerosis and may inform future research into therapeutic strategies.
What this does not prove
The study is limited as it does not confirm whether results apply to humans with MS, focusing only on mice.
Next milestone
No next milestone was established from the available source.
Study facts
- Study design
- Not reported
- Participants / samples
- Not reported
- Randomised
- Not reported
- Controlled
- Not reported
- Primary endpoint met
- Not reported
- Relevant MS type
- Not reported
- Publication date
- 2026-07-25
- Evidence reviewed
- Abstract only
- Regulatory approval
- Not reported
- Research areas
- Not classified
- Biological target
- platelet-derived growth factor-β, collagen type 1α1, α-smooth muscle actin, periostin, fibronectin
- Pathway
- Not reported
- Population
- 6 - 10 week old young mice and 48-52 week old mice
- Size of effect
- Not reported
- Secondary endpoints
- Not reported
- MRI endpoints
- Not reported
- Biomarkers
- Not reported
- Safety
- Not reported
Original sources
- Primary evidenceAging-enhanced accumulation of fibroblasts excludes oligodendrocytes in demyelinated lesions. ↗DOI: 10.1186/s12974-026-03976-z
Supporting passages (8)
publication datePublication date: 2026-07-25
findingsHere we report that fibroblasts accumulate in the parenchyma of spinal cord white matter lesions of 6 - 10 week old young mice after lysolecithin-induced demyelination.
biological targetsThis was first observed through immunofluorescence microscopy that employed several markers attributed to fibroblasts, including platelet-derived growth factor-β, collagen type 1α1, α-smooth muscle actin, periostin and fibronectin; and by the use of platelet-derived growth factor-β TdTomato reporter transgenic mice.
populationHere we report that fibroblasts accumulate in the parenchyma of spinal cord white matter lesions of 6 - 10 week old young mice after lysolecithin-induced demyelination.
limitationsTitle: Aging-enhanced accumulation of fibroblasts excludes oligodendrocytes in demyelinated lesions.
peer reviewedPublication types: Journal Article
subjectsMeSH terms: Animals; Fibroblasts; Aging; Mice; Oligodendroglia; Demyelinating Diseases; Mice, Transgenic; Mice, Inbred C57BL; Lysophosphatidylcholines; Spinal Cord; White Matter
human efficacyMeSH terms: Animals; Fibroblasts; Aging; Mice; Oligodendroglia; Demyelinating Diseases; Mice, Transgenic; Mice, Inbred C57BL; Lysophosphatidylcholines; Spinal Cord; White Matter
AI assessment, not yet reviewed by a person · version 2 · Community votes are separate from evidence review.