Evidence map›Paper›PMID 17440435›Full record

ArticleMolecular psychiatry2007

The discoidin domain receptor 1 as a novel susceptibility gene for schizophrenia.

B Roig, C Virgos, N Franco, L Martorell, J Valero, J Costas, A Carracedo, A Labad, E Vilella

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In one paragraph

Article in Molecular psychiatry, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 2 pooled it
1.2field-weighted citation impact, top 24% 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

26 citing papers in PubMed, 2 syntheses or guidelines pooled it, 52 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

9 authors at 3 institutions in 1 country.

B RoigCtra. de l'Institut Pere Mata s/n, University Psychiatric Hospital, Pere Mata Institute, Reus, Tarragona, Spain.
C Virgos
N Franco
L Martorell
J Valero
J Costas
A Carracedo
A Labad
E Vilella
Universidad Rovira i Virgili · ESInstitut Pere Mata · ESFundación Pública Galega de Medicina Xenómica · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Evidence suggests that myelin alterations could predispose to schizophrenia. Reduced expression of several myelin genes has been observed in schizophrenia patients. Recently, we identified the discoidin domain receptor 1 (DDR1; located at human chromosome 6p21.3) as a myelin gene in the mouse model and in a human oligodendroglial cell line. In the present study we screened for single nucleotide polymorphisms (SNPs) in the DNA from 100 schizophrenia patients. We identified a novel mutation within exon 10 that produces the amino-acid substitution N502S in the a-d isoforms, and M475V in the e isoform. However the frequency of the mutation (2%) was similar in schizophrenia patients and in control subjects. In a case-control assessment with 389 schizophrenic patients and 615 controls, we identified one SNP (SNP9, rs1049623) associated with schizophrenia (odds ratio=1.44, 95% confidence interval: 1.15-1.79, adjusted P=0.0016). This association was confirmed in haplotype analysis; the SNPs 9-10-11 (rs1049623, rs2267641 and rs2239518) haplotype remaining significant even after adjustment for multiple testing (adjusted P=0.0136). Of note was a strong gender dependence in the association, that is, statistical significance restricted to men (adjusted P-value=0.0002). Regression analysis of DDR1 mRNA expression in peripheral blood lymphocytes from schizophrenia patients showed that the presence of the G allele significantly decreased the relative number of mRNA copies in a dose-dependent manner (P=0.003). These data suggest that the risk haplotype tags a cis-acting variant involved in the transcription regulation system of the gene. In conclusion, we propose the DDR1 as a new susceptibility gene for schizophrenia.

Indexed as

Genetic Predisposition to DiseasePolymorphism, Single NucleotideAdultAgedAged, 80 and overAsparagineChi-Square DistributionDiscoidin Domain Receptor 1DNA Mutational AnalysisExonsFemaleGene FrequencyGenotypeHumansMaleMethionineAsparagineDDR1 protein, humanDiscoidin Domain Receptor 1MethionineReceptor Protein-Tyrosine KinasesSerineValine

Identifiers

PMID17440435
OpenAlexW2051600999

What OpenQuestion holds

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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.