Evidence map›Paper›PMID 29079688›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience2017

Heterozygosity for the Mood Disorder-Associated Variant Gln460Arg Alters P2X7 Receptor Function and Sleep Quality.

Michael W Metzger, Sandra M Walser, Nina Dedic, Fernando Aprile-Garcia, Vladimira Jakubcakova, Marek Adamczyk, Katharine J Webb, Manfred Uhr, Damian Refojo, Mathias V Schmidt and 8 more

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2017. 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
3.4field-weighted citation impact, top 8% 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, 56 citations in OpenAlex.

  1. Pooled it
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  13. Animal Models for the Investigation of P2X7 Receptors.International journal of molecular sciences · 2023
    Review
  14. The P2X7 Receptor as a Mechanistic Biomarker for Epilepsy.International journal of molecular sciences · 2023
    Review
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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

18 authors at 3 institutions in 3 countries.

Michael W MetzgerMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Sandra M WalserMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Nina DedicMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Fernando Aprile-GarciaInstituto de Investigación en Biomedicina de Buenos Aires (IBioBA), National Scientific and Technical Research Council (CONICET)-Partner Institute of the Max Planck Society, Godoy Cruz 2390, C1425FQD, Buenos Aires, Argentina.
Vladimira JakubcakovaMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Marek AdamczykMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Katharine J WebbMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Manfred UhrMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Damian RefojoMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Mathias V SchmidtMax Planck Institute of Psychiatry, 80804 Munich, Germany.ORCID 0000-0002-3788-2268
Elisabeth FriessMax Planck Institute of Psychiatry, 80804 Munich, Germany.ORCID 0000-0001-7348-8308
Axel SteigerMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Mayumi KimuraMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Alon ChenMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Florian HolsboerMax Planck Institute of Psychiatry, 80804 Munich, Germany.
Eduardo ArztMax Planck Institute of Psychiatry, 80804 Munich, Germany.ORCID 0000-0002-7697-8107
Wolfgang WurstHelmholtz Zentrum München, German Research Center for Environmental Health, Institute of Developmental Genetics, 85764 Neuherberg, Germany.
Jan M DeussingMax Planck Institute of Psychiatry, 80804 Munich, Germany, deussing@psych.mpg.de.ORCID 0000-0002-9329-5252
Max Planck Institute of Psychiatry · DEBiomedicine Research Institute of Buenos Aires - CONICET - Partner Institute of the Max Planck Society · ARGerman Center for Neurodegenerative Diseases · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A single nucleotide polymorphism substitution from glutamine (Gln, Q) to arginine (Arg, R) at codon 460 of the purinergic P2X7 receptor (P2X7R) has repeatedly been associated with mood disorders. The P2X7R-Gln460Arg variant per se is not compromised in its function. However, heterologous expression of P2X7R-Gln460Arg together with wild-type P2X7R has recently been demonstrated to impair receptor function. Here we show that this also applies to humanized mice coexpressing both human P2X7R variants. Primary hippocampal cells derived from heterozygous mice showed an attenuated calcium uptake upon agonist stimulation. While humanized mice were unaffected in their behavioral repertoire under basal housing conditions, mice that harbor both P2X7R variants showed alterations in their sleep quality resembling signs of a prodromal disease stage. Also healthy heterozygous human subjects showed mild changes in sleep parameters. These results indicate that heterozygosity for the wild-type P2X7R and its mood disorder-associated variant P2X7R-Gln460Arg represents a genetic risk factor, which is potentially able to convey susceptibility to mood disorders.

Indexed as

HeterozygoteAnimalsArginineCells, CulturedGenetic VariationGlutamineHippocampusHumansMaleMiceMice, 129 StrainMice, Inbred C57BLMice, TransgenicMood DisordersReceptors, Purinergic P2X7SleepArginineGlutamineReceptors, Purinergic P2X7humanized mouse modelmood disorderP2X7 receptorpurinergic signalingsleepstress

Identifiers

PMID29079688
PMCPMC6705750
OpenAlexW2766237804

What OpenQuestion holds

Textmetadata
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.