Evidence map›Paper›PMID 19139754›Full record

ArticleInternational journal of obesity (2005)2009

The interaction of adiposity with the CRP gene affects CRP levels: age, gene/environment susceptibilty-Reykjavik study.

G Eiriksdottir, A V Smith, T Aspelund, S H Hafsteinsdottir, E Olafsdottir, L J Launer, T B Harris, V Gudnason

Abstract read
In one paragraph

Article in International journal of obesity (2005), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

17 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  11. C-reactive protein haplotypes and dispositional optimism in obese and nonobese elderly subjects.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2012
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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

8 authors.

G EiriksdottirIcelandic Heart Association, Kopavogur, Iceland. gudny@hjarta.is
A V Smith
T Aspelund
S H Hafsteinsdottir
E Olafsdottir
L J Launer
T B Harris
V Gudnason

Funding

CLINICAL PROJECT: Age, Gene/Environment Susceptibility Study on the Multi-omics of Aging: A clinical epidemiologic prospective studyZIAAG007380 · NIA · NATIONAL INSTITUTE ON AGING · PI LAUNER, LENORE J · 2009 to 2025
$6.1M
Genetic analysis of AGES-Reykjavik Study and the Health ABCZIAAG006000 · NIA · NATIONAL INSTITUTE ON AGING · PI HARRIS, TAMARA · 2009 to 2017
$1.3M
Age, Gene/Environment Susceptibility StudyZ01AG007380 · NIA · NATIONAL INSTITUTE ON AGING · PI HARRIS, TAMARA B. · 2006 to 2008
$1.3M
Genetic analysis of AGES-Reykjavik Study and the Health ABCZ01AG006000 · NIA · NATIONAL INSTITUTE ON AGING · PI HARRIS, TAMARA · 2008 to 2008
$302k
AGES STUDY-THE REYKJAVIK STUDY OF HEALTHY AGING FOR THE NEW MILLENNIUM-26012100N01AG012100 · NIA · ICELANDIC HEART ASSOCIATION · 2002 to 2004
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Intramural NIH HHS Z01 AG006000Intramural NIH HHS Z01 AG007380NIA NIH HHS N01 AG012100
6 · The paper itself

Abstract

objectiveCommon diseases often have an inflammatory component reflected by associated markers such as serum C-reactive protein (CRP) levels. Circulating CRP levels have also been associated with adipose tissue as well as with specific CRP genotypes. We examined the interaction between measures of body mass index (BMI), waist circumference and fat percent (total fat measured by bioimpedance) with genotypes of the CRP gene in the determination of CRP levels.

methodsThe first 2296 participants (mean age 76+/-6 years, 42% men) in the Age, Gene/Environment Susceptibility-Reykjavik Study, a multidisciplinary epidemiological study to determine risk factors in aging, were genotyped for 10 single nucleotide polymorphisms (SNPs) in the CRP gene. General linear models with age and terms for interaction of CRP genotypes with BMI, waist circumference and percent fat were used to evaluate the association of genotypes to CRP levels (high-sensitivity method, range 0-10 mg l(-1)) in men and women separately.

resultsWe focused on the SNP rs1205 that represents the allele that captures the strongest effects of the gene on CRP levels. Carriers of the rs1205 G allele had significantly higher CRP levels than noncarriers in a dose-dependent manner. Compared to the AA genotype, the slope of the increase in CRP with increasing BMI (P=0.045) and waist circumference (P=0.014) was different for the G allele carriers and of similar magnitude in both men and women. The rs1205 interactions were not significant for fat mass percent, suggesting a possible association with fat localization.

conclusionsThis study further illuminates the known association between measures of adiposity and CRP levels and is shown to be dependent on variation in the rs1205 SNP of the CRP gene. The correlated increase in CRP levels with adiposity is accentuated by presence of the G allele.

Indexed as

AdiposityAgedAge FactorsBiomarkersBody Mass IndexC-Reactive ProteinFemaleGenetic Predisposition to DiseaseGenotypeHumansIcelandMaleObesityPolymorphism, GeneticWaist CircumferenceBiomarkersC-Reactive Protein

Identifiers

PMID19139754
PMCPMC3149889

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

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.