Evidence map›Paper›PMID 28374864›Full record

ArticleScientific reports2017

Lack of spontaneous age-related brain pathology in Octodon degus: a reappraisal of the model.

Mathieu Bourdenx, Sandra Dovero, Marie-Laure Thiolat, Erwan Bezard, Benjamin Dehay

Abstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

14 citing papers in PubMed.

  1. Article
  2. Age-Associated Behavioral Alterations in Laboratory-Housed Octodon degus.bioRxiv : the preprint server for biology · 2026
    Article
  3. Article
  4. Diabetic retinopathy and Alzheimer's disease: Convergence of the unfolded protein response in neurodegeneration.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Review
  5. The Function and Regulation of celsr1a in Skeletal Age-associated Homeostasis and Repair in Zebrafish.The journals of gerontology. Series A, Biological sciences and medical sciences · 2025
    Article
  6. Review
  7. Alzheimer's Disease Neuropathological Change in Aged Non-Primate Mammals.International journal of molecular sciences · 2024
    Review
  8. Frontiers in aging neuroscience · 2024
    Article
  9. Article
  10. Article
  11. Bridging the Gap: A Geroscience Primer for Neuroscientists With Potential Collaborative Applications.The journals of gerontology. Series A, Biological sciences and medical sciences · 2022
    Review
  12. Article
  13. A Multivariate Assessment of Age-Related Cognitive Impairment inFrontiers in integrative neuroscience · 2021
    Article
  14. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Mathieu BourdenxUniv. de Bordeaux, Institut des Maladies Neurodégénératives, UMR 5293, F-33000 Bordeaux, France.
Sandra DoveroUniv. de Bordeaux, Institut des Maladies Neurodégénératives, UMR 5293, F-33000 Bordeaux, France.
Marie-Laure ThiolatUniv. de Bordeaux, Institut des Maladies Neurodégénératives, UMR 5293, F-33000 Bordeaux, France.
Erwan BezardUniv. de Bordeaux, Institut des Maladies Neurodégénératives, UMR 5293, F-33000 Bordeaux, France.
Benjamin DehayUniv. de Bordeaux, Institut des Maladies Neurodégénératives, UMR 5293, F-33000 Bordeaux, France.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Neurodegenerative diseases are characterized by the degeneration of specific brain areas associated with accumulation of disease-related protein in extra- or intra-cellular deposits. Their preclinical investigations are mostly based on genetically-engineered animals. Despite their interest, these models are often based on high level of disease-related protein expression, thus questioning their relevance to human pathology and calling for the alternate use of ecological models. In the past few years, Octodon degus has emerged as a promising animal model displaying age-dependent Alzheimer's disease-related pathology. As neurodegenerative-related proteins often co-deposit in the brain of patients, we assessed the occurrence of α-synuclein-related pathology in this model using state-of-the-art immunohistochemistry and biochemistry. Despite our efforts and in contrast with previously published results, our study argues against the use of Octodon degus as a suitable natural model of neurodegenerative disorder as we failed to identify either Parkinson's disease- or Alzheimer's disease-related brain pathologies.

Indexed as

Disease Models, AnimalAgingalpha-SynucleinAlzheimer DiseaseAnimalsBrainOctodonParkinson Diseasealpha-Synuclein

Identifiers

PMID28374864
PMCPMC5379186

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.