Evidence map›Paper›PMID 23052569›Full record

ArticlePsychopharmacology2013

A high density linkage disequilibrium mapping in 14 noradrenergic genes: evidence of association between SLC6A2, ADRA1B and ADHD.

Ziarih Hawi, Natasha Matthews, Edwina Barry, Aiveen Kirley, Joseph Wagner, Robyn H Wallace, Helen S Heussler, Alasdair Vance, Michael Gill, Mark A Bellgrove

Open access · greenAbstract readMulticenter Study
PubMed Publisher
In one paragraph

Article in Psychopharmacology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
2.3field-weighted citation impact, top 13% 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

16 citing papers in PubMed, 1 synthesis or guideline pooled it, 33 citations in OpenAlex.

  1. Pooled it
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  6. Genetic analysis for cognitive flexibility in the trail-making test in attention deficit hyperactivity disorder patients from single nucleotide polymorphism, gene to pathway level.The world journal of biological psychiatry : the official journal of the World Federation of Societies of Biological Psychiatry · 2019
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  8. Common and specific genes and peripheral biomarkers in children and adults with attention-deficit/hyperactivity disorder.The world journal of biological psychiatry : the official journal of the World Federation of Societies of Biological Psychiatry · 2018
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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

10 authors at 6 institutions in 3 countries.

Ziarih HawiQueensland Brain Institute and School of Psychology, The University of Queensland, Brisbane, Queensland, Australia. ziarih.hawi@monash.edu
Natasha Matthews
Edwina Barry
Aiveen Kirley
Joseph Wagner
Robyn H Wallace
Helen S Heussler
Alasdair Vance
Michael Gill
Mark A Bellgrove
University of Queensland · AUTrinity College Dublin · IEAustralian Regenerative Medicine Institute · AUMedical Research Institute · LKRoyal Children's Hospital · AUSaint John of God Hospital

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Pharmacological evidence suggests the importance of noradrenergic and other monoaminergic neurotransmitters in the aetiology and treatment of attention deficit hyperactivity disorder (ADHD). Until recently, the genes of the noradrenergic pathway were not intensively investigated in ADHD compared to dopaminergic and serotonergic candidates. In this study, 91 SNP markers of 14 noradrenergic genes (an average density of one SNP per 4.5 kbp) were examined in ADHD samples from Ireland and Australia. Although suggestive evidence of association (nominal p ≤ 0.05) with the genes SLC6A2, ADRA1A, ADRA1B and ADRA2B was observed, none remained significant after permutation adjustments. In contrast, haplotype analyses demonstrated a significant association between ADHD and a SLC6A2 haplotype comprising the markers rs36009, rs1800887, rs8049681, rs2242447 and rs9930182 (χ(2) = 9.39, p-corrected = 0.019, OR = 1.51). A rare ADRA1B haplotype made of six SNPs (rs2030373, rs6884105, rs756275, rs6892282, rs6888306 and rs13162302) was also associated (χ(2) = 7.79, p-corrected = 0.042 OR = 2.74) with the disorder. These findings provide evidence of a contribution of the noradrenaline system to the genetic aetiology of ADHD. The observed haplotype association signals may be driven by as yet unidentified functional risk variants in or around the associated regions. Functional genomic analysis is warranted to determine the biological mechanism of the observed association.

Indexed as

AdolescentAttention Deficit Disorder with HyperactivityChildChromosome MappingFemaleGenetic Association StudiesHumansLinkage DisequilibriumMaleNorepinephrine Plasma Membrane Transport ProteinsPolymorphism, Single NucleotideReceptors, AdrenergicReceptors, Adrenergic, alpha-1ADRA1B protein, humanNorepinephrine Plasma Membrane Transport ProteinsReceptors, AdrenergicReceptors, Adrenergic, alpha-1SLC6A2 protein, human

Identifiers

PMID23052569
OpenAlexW1979677035

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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.