Evidence map›Paper›PMID 26932723›Full record

ArticleMolecular neurodegeneration2016

Vitamin D interacts with Esr1 and Igf1 to regulate molecular pathways relevant to Alzheimer's disease.

Véréna Landel, Pascal Millet, Kévin Baranger, Béatrice Loriod, François Féron

Open access · goldAbstract read
In one paragraph

Article in Molecular neurodegeneration, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 1 pooled it
5.9field-weighted citation impact, top 3% 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

33 citing papers in PubMed, 1 synthesis or guideline pooled it, 75 citations in OpenAlex.

  1. Pooled it
  2. Review
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  4. Cholecalciferol (vitamin D3) is an agonist of the Alzheimer's disease-associated immune receptor TREM2.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2026
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  7. Crosstalk between bone and brain in Alzheimer's disease: Mechanisms, applications, and perspectives.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2024
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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 at 2 institutions in 1 country.

Véréna LandelAix Marseille Université, CNRS, NICN UMR 7259, Marseille, 13916, France. verena.landel@univ-amu.fr.
Pascal MilletAix Marseille Université, CNRS, NICN UMR 7259, Marseille, 13916, France. pascal.millet@inserm.fr.
Kévin BarangerAix Marseille Université, CNRS, NICN UMR 7259, Marseille, 13916, France. kevin.baranger@univ-amu.fr.
Béatrice LoriodAix Marseille Université, INSERM UMR 1090, TAGC, Marseille, France, Marseille, 13288, France. beatrice.loriod@inserm.fr.
François FéronAix Marseille Université, CNRS, NICN UMR 7259, Marseille, 13916, France. francois.feron@univ-amu.fr.
Centre National de la Recherche Scientifique · FRAix-Marseille Université · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIncreasing evidence suggests a potential therapeutic benefit of vitamin D supplementation against Alzheimer's disease (AD). Although studies have shown improvements in cognitive performance and decreases in markers of the pathology after chronic treatment, the mechanisms by which vitamin D acts on brain cells are multiple and remain to be thoroughly studied. We analyzed the molecular changes observed after 5 months of vitamin D3 supplementation in the brains of transgenic 5xFAD (Tg) mice, a recognized mouse model of AD, and their wild type (Wt) littermates. We first performed a kinematic behavioural examination at 4, 6 and 8 months of age (M4, M6 and M8) followed by a histologic assessment of AD markers. We then performed a comparative transcriptomic analysis of mRNA regulation in the neocortex and hippocampus of 9 months old (M9) female mice.

resultsTranscriptomic analysis of the hippocampus and neocortex of both Wt and Tg mice at M9, following 5 months of vitamin D3 treatment, reveals a large panel of dysregulated pathways related to i) immune and inflammatory response, ii) neurotransmitter activity, iii) endothelial and vascular processes and iv) hormonal alterations. The differentially expressed genes are not all direct targets of the vitamin D-VDR pathway and it appears that vitamin D action engages in the crosstalk with estrogen and insulin signaling. The misexpression of the large number of genes observed in this study translates into improved learning and memory performance and a decrease in amyloid plaques and astrogliosis in Tg animals.

conclusionsThis study underlies the multiplicity of action of this potent neurosteroid in an aging and AD-like brain. The classical and non-classical actions of vitamin D3 can act in an additive and possibly synergistic manner to induce neuroprotective activities in a context-specific way.

Indexed as

Alzheimer DiseaseAmyloid beta-PeptidesAmyloid beta-Protein PrecursorAnimalsDisease Models, AnimalEstrogen Receptor alphaHippocampusInsulin-Like Growth Factor IMaze LearningMemory DisordersMice, TransgenicPlaque, AmyloidVitamin DAmyloid beta-PeptidesAmyloid beta-Protein PrecursorEstrogen Receptor alphainsulin-like growth factor-1, mouseInsulin-Like Growth Factor IVitamin D

Identifiers

PMID26932723
PMCPMC4774101
OpenAlexW2291039355

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.