Evidence map›Paper›PMID 14551600›Full record

ArticleGenes and immunity2003

Complex haplotypic structure of the central MHC region flanking TNF in a West African population.

H C Ackerman, G Ribas, M Jallow, R Mott, M Neville, F Sisay-Joof, M Pinder, R D Campbell, D P Kwiatkowski

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Article in Genes and immunity, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.0field-weighted citation impact, top 26% 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, 28 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 7 institutions in 3 countries.

H C AckermanWellcome Trust Centre for Human Genetics, Roosevelt Drive, Oxford, UK. ackerman@fas.harvard.edu
G Ribas
M Jallow
R Mott
M Neville
F Sisay-Joof
M Pinder
R D Campbell
D P Kwiatkowski
John Radcliffe Hospital · GBMRC Unit the Gambia · GMCancer Research UK · GBCentre for Human Genetics · GBEdward Francis Small Teaching Hospital · GMMRC Human Nutrition Research · GBSpanish National Cancer Research Centre · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

TNF polymorphisms have been associated with susceptibility to malaria and other infectious and inflammatory conditions. We investigated a sample of 150 West African chromosomes to determine linkage disequilibrium (LD) between 25 SNP markers located in an 80 kb segment of the MHC Class III region encompassing TNF and eight neighbouring genes. We observed 45 haplotypes, and 22 of them comprise 80% of the sample. The pattern of LD is remarkably patchy, such that many markers show no LD with adjacent markers but high LD with markers that are much further away. We introduce a method of examining the implications of LD data for disease association studies based on sample size considerations: this shows that certain TNF polymorphisms would be likely to yield positive associations if the true disease allele resided in LTA or BAT1. We conclude that detailed marker maps are needed to resolve the causal origin of disease associations observed at the TNF locus.

Indexed as

HaplotypesAdultAllelesEntropyFemaleGambiaGene FrequencyGenetic MarkersGenetic Predisposition to DiseaseGenetics, PopulationGenotypeHumansLinkage DisequilibriumMajor Histocompatibility ComplexMalePolymorphism, Single NucleotideGenetic MarkersTumor Necrosis Factor-alpha

Identifiers

PMID14551600
OpenAlexW2066023492

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.