Evidence map›Paper›PMID 32065683›Full record

ArticlePsychiatry and clinical neurosciences2020

Generation and analysis of novel Reln-deleted mouse model corresponding to exonic Reln deletion in schizophrenia.

Masahito Sawahata, Daisuke Mori, Yuko Arioka, Hisako Kubo, Itaru Kushima, Kanako Kitagawa, Akira Sobue, Emiko Shishido, Mariko Sekiguchi, Akiko Kodama and 9 more

Open access · hybridAbstract read
In one paragraph

Article in Psychiatry and clinical neurosciences, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
0.9field-weighted citation impact, top 27% 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, 24 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

19 authors at 3 institutions in 1 country.

Masahito SawahataDepartment of Neuropsychopharmacology and Hospital Pharmacy, Nagoya University, Graduate School of Medicine, Nagoya, Japan.
Daisuke MoriBrain and Mind Research Center, Nagoya University, Nagoya, Japan.ORCID https://orcid.org/0000-0002-9072-2546
Yuko AriokaDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Hisako KuboDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Itaru KushimaDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Kanako KitagawaDepartment of Neuropsychopharmacology and Hospital Pharmacy, Nagoya University, Graduate School of Medicine, Nagoya, Japan.
Akira SobueDepartment of Neuropsychopharmacology and Hospital Pharmacy, Nagoya University, Graduate School of Medicine, Nagoya, Japan.
Emiko ShishidoDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.ORCID https://orcid.org/0000-0002-2474-1343
Mariko SekiguchiDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Akiko KodamaDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Ryosuke IkedaDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Branko AleksicDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Hiroki KimuraDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Kanako IshizukaDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Taku NagaiDepartment of Neuropsychopharmacology and Hospital Pharmacy, Nagoya University, Graduate School of Medicine, Nagoya, Japan.
Kozo KaibuchiDepartment of Pharmacology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Toshitaka NabeshimaAdvanced Diagnostic System Research Laboratory, Graduate School of Health Sciences, Fujita Health University, Toyoake, Japan.
Kiyofumi YamadaDepartment of Neuropsychopharmacology and Hospital Pharmacy, Nagoya University, Graduate School of Medicine, Nagoya, Japan.
Norio OzakiDepartment of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan.ORCID https://orcid.org/0000-0002-7360-4898
Nagoya University · JPNagoya University Hospital · JPFujita Health University · JP

Funding

Heiwa Nakajima FoundationJapan Agency for Medical Research and Development JP19dk0307081Japan Agency for Medical Research and Development JP19dm0107087Japan Agency for Medical Research and Development JP19dm0207005hJapan Society for the Promotion of Science 17H04252Japan Society for the Promotion of Science 18H04040Japan Society for the Promotion of Science 23110506Japan Society for the Promotion of Science 23700443Japan Society for the Promotion of Science 25110715Japan Society for the Promotion of Science 25460284SENSHIN Medical Research Foundation
6 · The paper itself

Abstract

aimA Japanese individual with schizophrenia harboring a novel exonic deletion in RELN was recently identified by genome-wide copy-number variation analysis. Thus, the present study aimed to generate and analyze a model mouse to clarify whether Reln deficiency is associated with the pathogenesis of schizophrenia.

methodsA mouse line with a novel RELN exonic deletion (Reln-del) was established using the CRISPR/Cas9 method to elucidate the underlying molecular mechanism. Subsequently, general behavioral tests and histopathological examinations of the model mice were conducted and phenotypic analysis of the cerebellar granule cell migration was performed.

resultsThe phenotype of homozygous Reln-del mice was similar to that of reeler mice with cerebellar atrophy, dysplasia of the cerebral layers, and abrogated protein levels of cerebral reelin. The expression of reelin in heterozygous Reln-del mice was approximately half of that in wild-type mice. Conversely, behavioral analyses in heterozygous Reln-del mice without cerebellar atrophy or dysplasia showed abnormal social novelty in the three-chamber social interaction test. In vitro reaggregation formation and neuronal migration were severely altered in the cerebellar cultures of homozygous Reln-del mice.

conclusionThe present results in novel Reln-del mice modeled after our patient with a novel exonic deletion in RELN are expected to contribute to the development of reelin-based therapies for schizophrenia.

Indexed as

Cell Adhesion Molecules, NeuronalDisease Models, AnimalExtracellular Matrix ProteinsNerve Tissue ProteinsSerine EndopeptidasesSocial BehaviorAnimalsBehavior, AnimalCerebellumExonsMiceMice, Inbred C57BLMice, Neurologic MutantsMice, TransgenicNeuronsPhenotypeCell Adhesion Molecules, NeuronalExtracellular Matrix ProteinsNerve Tissue ProteinsReelin ProteinReln protein, mouseSerine Endopeptidases

Identifiers

PMID32065683
PMCPMC7318658
OpenAlexW3008241832

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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.