Evidence map›Paper›PMID 24655894›Full record

ArticleJournal of neuroinflammation2014

IVIg protects the 3xTg-AD mouse model of Alzheimer's disease from memory deficit and Aβ pathology.

Isabelle St-Amour, Isabelle Paré, Cyntia Tremblay, Katherine Coulombe, Renée Bazin, Frédéric Calon

Open access · goldAbstract read
In one paragraph

Article in Journal of neuroinflammation, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed, 1 pooled it
5.2field-weighted citation impact, top 5% 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

42 citing papers in PubMed, 1 synthesis or guideline pooled it, 88 citations in OpenAlex.

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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

6 authors at 2 institutions in 1 country.

Isabelle St-Amour
Isabelle Paré
Cyntia Tremblay
Katherine Coulombe
Renée Bazin
Frédéric CalonCentre de Recherche du CHU de Québec, 2705, Boulevard Laurier, Québec, QC G1V 4G2, Canada. Frederic.Calon@pha.ulaval.ca.
Université Laval · CAHéma-Québec · CA

Funding

Canadian Institutes of Health Research ISO-102447
6 · The paper itself

Abstract

backgroundIntravenous immunoglobulin (IVIg) is currently in clinical study for Alzheimer's disease (AD). However, preclinical investigations are required to better understand AD-relevant outcomes of IVIg treatment and develop replacement therapies in case of unsustainable supply.

methodsWe investigated the effects of IVIg in the 3xTg-AD mouse model, which reproduces both Aβ and tau pathologies. Mice were injected twice weekly with 1.5 g/kg IVIg for 1 or 3 months.

resultsIVIg induced a modest but significant improvement in memory in the novel object recognition test and attenuated anxiety-like behavior in 3xTg-AD mice. We observed a correction of immunologic defects present in 3xTg-AD mice (-22% CD4/CD8 blood ratio; -17% IL-5/IL-10 ratio in the cortex) and a modulation of CX3CR1+ cell population (-13% in the bone marrow). IVIg treatment led to limited effects on tau pathology but resulted in a 22% reduction of the soluble Aβ42/Aβ40 ratio and a 60% decrease in concentrations of 56 kDa Aβ oligomers (Aβ*56).

conclusionThe memory-enhancing effect of IVIg reported here suggests that Aβ oligomers, effector T cells and the fractalkine pathway are potential pharmacological targets of IVIg in AD.

Indexed as

Alzheimer DiseaseAmyloid beta-PeptidesAmyloid beta-Protein PrecursorAnimalsAnxietyBrainCX3C Chemokine Receptor 1CytokinesDisease Models, AnimalFlow CytometryHumansImmunoglobulins, IntravenousImmunologic FactorsMemory DisordersMice, Inbred C57BLMice, TransgenicAmyloid beta-Peptidesamyloid beta-protein (1-40)amyloid beta-protein (1-42)Amyloid beta-Protein PrecursorCX3C Chemokine Receptor 1Cx3cr1 protein, mouseCytokinesImmunoglobulins, IntravenousImmunologic FactorsPeptide FragmentsPresenilin-1PSEN1 protein, humanReceptors, Chemokinetau Proteins

Identifiers

PMID24655894
PMCPMC3997966
OpenAlexW2046053621

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.