Evidence map›Paper›PMID 21849792›Full record

ArticleHuman heredity2011

A geographic cline of skull and brain morphology among individuals of European Ancestry.

Trygve E Bakken, Anders M Dale, Nicholas J Schork

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in Human heredity, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 1 pooled it
0.6field-weighted citation impact, top 29% 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

14 citing papers in PubMed, 1 synthesis or guideline pooled it, 30 citations in OpenAlex.

  1. Pooled it
  2. Review
  3. Evolution of Plasticity in Brain Morphology.Brain, behavior and evolution · 2025
    Review
  4. Article
  5. Article
  6. Article
  7. Generalized Score Functions for Causal Discovery.KDD : proceedings. International Conference on Knowledge Discovery & Data Mining · 2018
    Article
  8. Article
  9. Review
  10. Article
  11. Article
  12. Review
  13. Review
  14. The Alzheimer's Disease Neuroimaging Initiative: a review of papers published since its inception.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2013
    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

3 authors at 2 institutions in 1 country.

Trygve E BakkenThe Scripps Translational Science Institute, La Jolla, Calif., USA.
Anders M Dale
Nicholas J Schork
Scripps Research Institute · USUniversity of California, San Diego · US

Funding

Alzheimer's Disease Neuroimaging Initiative - SupplementU01AG024904 · NIA · NORTHERN CALIFORNIA INSTITUTE RES &EDUC · PI WEINER, MICHAEL W · 2004 to 2015
$121.0M
Systems BiologyU19AG023122 · NIA · TRANSLATIONAL GENOMICS RESEARCH INST · PI Thomas Girke, NICHOLAS Joseph SCHORK · 2004 to 2026
$102.6M
RECRUITMENT COREU19AG010483 · NIA · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI FELDMAN, HOWARD · 2013 to 2020
$80.6M
UC Davis Alzheimer's Disease Core CenterP30AG010129 · NIA · UNIVERSITY OF CALIFORNIA DAVIS · PI DECARLI, CHARLES · 1991 to 2020
$28.3M
SCRIPPS TRANSLATIONAL SCIENCE INSTITUTE (UL1)UL1RR025774 · NCRR · SCRIPPS RESEARCH INSTITUTE, THE · PI TOPOL, ERIC JEFFREY · 2008 to 2011
$16.3M
Substance Abuse & Behavioral Disinhibition: Integrating Genes & EnvironmentU01DA024417 · NIDA · UNIVERSITY OF MINNESOTA · PI IACONO, WILLIAM G. · 2007 to 2010
$10.8M
TARGETING GENETIC PATHWAYS FOR BRAIN OVERGROWTH IN AUTISM SPECTRUM DISORDERSP50MH081755 · NIMH · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI COURCHESNE, ERIC · 2007 to 2013
$10.3M
Creating a Pediatric Imaging-Genomics Data ResourceRC2DA029475 · NIDA · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI CHANG, LINDA, DALE, ANDERS M · 2009 to 2011
$9.1M
Imaging Studies in Neurotoxicity and NeurodevelopmentU54NS056883 · NINDS · UNIVERSITY OF HAWAII AT MANOA · PI CHANG, LINDA · 2007 to 2011
$8.4M
Genomic Association Study of Bipolar DisorderR01MH078151 · NIMH · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI KELSOE, JOHN R. · 2007 to 2009
$5.5M
Structural & Metabolic Neuroimaging Biomarkers in Early Alzheimer's DiseaseR01AG031224 · NIA · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI DALE, ANDERS M · 2008 to 2012
$1.9M
"MR Morphometrics and Cognitive Decline Rate in Large-Scale Aging Studies"K01AG030514 · NIA · UNIVERSITY OF CALIFORNIA AT DAVIS · PI CARMICHAEL, OWEN T. · 2008 to 2012
$495k
NCRR NIH HHS UL1 RR025774NIA NIH HHS K01 AG030514NIA NIH HHS P30 AG010129NIA NIH HHS R01 AG031224NIA NIH HHS U01 AG024904NIA NIH HHS U19 AG010483NIA NIH HHS U19 AG023122NIA NIH HHS U19 AG023122-01NIDA NIH HHS RC2 DA029475NIDA NIH HHS U01 DA024417NIDA NIH HHS U01 DA024417-01NIMH NIH HHS N01 MH022005NIMH NIH HHS P50 MH081755NIMH NIH HHS P50 MH081755-01NIMH NIH HHS R01 MH078151NIMH NIH HHS R01 MH078151-01A1NINDS NIH HHS U54 NS056883
6 · The paper itself

Abstract

backgroundHuman skull and brain morphology are strongly influenced by genetic factors, and skull size and shape vary worldwide. However, the relationship between specific brain morphology and genetically-determined ancestry is largely unknown.

methodsWe used two independent data sets to characterize variation in skull and brain morphology among individuals of European ancestry. The first data set is a historical sample of 1,170 male skulls with 37 shape measurements drawn from 27 European populations. The second data set includes 626 North American individuals of European ancestry participating in the Alzheimer's Disease Neuroimaging Initiative (ADNI) with magnetic resonance imaging, height and weight, neurological diagnosis, and genome-wide single nucleotide polymorphism (SNP) data.

resultsWe found that both skull and brain morphological variation exhibit a population-genetic fingerprint among individuals of European ancestry. This fingerprint shows a Northwest to Southeast gradient, is independent of body size, and involves frontotemporal cortical regions.

conclusionOur findings are consistent with prior evidence for gene flow in Europe due to historical population movements and indicate that genetic background should be considered in studies seeking to identify genes involved in human cortical development and neuropsychiatric disease.

Indexed as

DemographyGenetics, PopulationBody Weights and MeasuresBrainGene FlowGeographyHumansMagnetic Resonance ImagingMalePolymorphism, Single NucleotideSkullWhite People

Identifiers

PMID21849792
PMCPMC3171282
OpenAlexW1967861365

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.