Evidence map›Paper›PMID 28848392›Full record

ArticleFrontiers in cellular neuroscience2017

Jagged1 Is Altered in Alzheimer's Disease and Regulates Spatial Memory Processing.

Swananda Marathe, Muriel Jaquet, Jean-Marie Annoni, Lavinia Alberi

Open access · goldAbstract read
In one paragraph

Article in Frontiers in cellular neuroscience, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 1 pooled it
0.9field-weighted citation impact, top 26% of its field
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

15 citing papers in PubMed, 1 synthesis or guideline pooled it, 19 citations in OpenAlex.

  1. Pooled it
  2. Review
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  5. Review
  6. Article
  7. Article
  8. Review
  9. Article
  10. Oncogenic Pathways in Neurodegenerative Diseases.International journal of molecular sciences · 2022
    Review
  11. Review
  12. Article
  13. TF-ChIP Method for Tissue-Specific Gene Targets.Frontiers in cellular neuroscience · 2019
    Article
  14. Article
  15. 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

4 authors at 2 institutions in 1 country.

Swananda MaratheDepartment of Medicine, University of FribourgFribourg, Switzerland.
Muriel JaquetSwiss Integrative Center for Human Health SAFribourg, Switzerland.
Jean-Marie AnnoniDepartment of Medicine, University of FribourgFribourg, Switzerland.
Lavinia AlberiDepartment of Medicine, University of FribourgFribourg, Switzerland.
Swiss Integrative Center for Human Health · CHUniversity of Fribourg · CH

Funding

Medical Research Council MR/L022656/1
6 · The paper itself

Abstract

Notch signaling plays an instrumental role in hippocampus-dependent memory formation and recent evidence indicates a displacement of Notch1 and a reduction its activity in hippocampal and cortical neurons from Alzheimer's disease (AD) patients. As Notch activation depends on ligand availability, we investigated whether Jagged1 expression was altered in brain specimen of AD patients. We found that Jagged1 expression was reduced in the CA fields and that there was a gradual reduction of Jagged1 in the cerebrospinal fluid (CSF) with the progression of dementia. Given the role of Notch signaling in memory encoding, we investigated whether targeted loss of Jagged1 in neurons may be responsible for the memory loss seen in AD patients. Using a transgenic mouse model, we show that the targeted loss of Jagged1 expression during adulthood is sufficient to cause spatial memory loss and a reduction in exploration-dependent Notch activation. We also show that Jagged1 is selectively enriched at the presynaptic terminals in mice. Overall, the present data emphasizes the role of the Notch ligand, Jagged1, in memory formation and the potential deficit of the signaling ligand in AD patients.

Indexed as

Alzheimer's diseasehippocampusJagged1memoryNotch signaling

Identifiers

PMID28848392
PMCPMC5552758
OpenAlexW2744100769

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.