Evidence map›Paper›PMID 24391914›Full record

ArticlePloS one2013

Association of impulsivity and polymorphic microRNA-641 target sites in the SNAP-25 gene.

Nóra Németh, Réka Kovács-Nagy, Anna Székely, Mária Sasvári-Székely, Zsolt Rónai

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.8field-weighted citation impact, top 10% 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

23 citing papers in PubMed, 42 citations in OpenAlex.

  1. Article
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  4. Attention-deficit/hyperactive disorder updates.Frontiers in molecular neuroscience · 2022
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  6. Gray matter volume and microRNA levels in patients with attention-deficit/hyperactivity disorder.European archives of psychiatry and clinical neuroscience · 2020
    Article
  7. Article
  8. Article
  9. Review
  10. Review
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. SNARE complex in developmental psychiatry: neurotransmitter exocytosis and beyond.Journal of neural transmission (Vienna, Austria : 1996) · 2016
    Review
  19. Review
  20. Heterogeneity and individuality: microRNAs in mental disorders.Journal of neural transmission (Vienna, Austria : 1996) · 2015
    Review
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.

Nóra NémethDepartment of Medical Chemistry, Molecular Biology and Pathobiochemistry, Semmelweis University, Budapest, Hungary.
Réka Kovács-NagyDepartment of Medical Chemistry, Molecular Biology and Pathobiochemistry, Semmelweis University, Budapest, Hungary.
Anna SzékelyInstitute of Psychology, Eotvos Lorand University, Budapest, Hungary.
Mária Sasvári-SzékelyDepartment of Medical Chemistry, Molecular Biology and Pathobiochemistry, Semmelweis University, Budapest, Hungary.
Zsolt RónaiDepartment of Medical Chemistry, Molecular Biology and Pathobiochemistry, Semmelweis University, Budapest, Hungary.
Semmelweis University · HUEötvös Loránd University · HU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Impulsivity is a personality trait of high impact and is connected with several types of maladaptive behavior and psychiatric diseases, such as attention deficit hyperactivity disorder, alcohol and drug abuse, as well as pathological gambling and mood disorders. Polymorphic variants of the SNAP-25 gene emerged as putative genetic components of impulsivity, as SNAP-25 protein plays an important role in the central nervous system, and its SNPs are associated with several psychiatric disorders. In this study we aimed to investigate if polymorphisms in the regulatory regions of the SNAP-25 gene are in association with normal variability of impulsivity. Genotypes and haplotypes of two polymorphisms in the promoter (rs6077690 and rs6039769) and two SNPs in the 3' UTR (rs3746544 and rs1051312) of the SNAP-25 gene were determined in a healthy Hungarian population (N = 901) using PCR-RFLP or real-time PCR in combination with sequence specific probes. Significant association was found between the T-T 3' UTR haplotype and impulsivity, whereas no association could be detected with genotypes or haplotypes of the promoter loci. According to sequence alignment, the polymorphisms in the 3' UTR of the gene alter the binding site of microRNA-641, which was analyzed by luciferase reporter system. It was observed that haplotypes altering one or two nucleotides in the binding site of the seed region of microRNA-641 significantly increased the amount of generated protein in vitro. These findings support the role of polymorphic SNAP-25 variants both at psychogenetic and molecular biological levels.

Indexed as

Analysis of Variancebeta-GalactosidaseDNA PrimersGenotypeHaplotypesHumansHungaryImpulsive BehaviorLuciferasesMicroRNAsMutagenesis, Site-DirectedPolymorphism, Restriction Fragment LengthPolymorphism, Single NucleotideReal-Time Polymerase Chain ReactionRegulatory Sequences, Nucleic AcidSequence Analysis, DNAbeta-GalactosidaseDNA PrimersLuciferasesMicroRNAsMIRN641 microRNA, humanSNAP25 protein, humanSynaptosomal-Associated Protein 25

Identifiers

PMID24391914
PMCPMC3877256
OpenAlexW1972362290

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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.