Evidence map›Paper›PMID 18769715›Full record

ArticlePLoS genetics2008

Resolving individuals contributing trace amounts of DNA to highly complex mixtures using high-density SNP genotyping microarrays.

Nils Homer, Szabolcs Szelinger, Margot Redman, David Duggan, Waibhav Tembe, Jill Muehling, John V Pearson, Dietrich A Stephan, Stanley F Nelson, David W Craig

Abstract readEvaluation Study
In one paragraph

Article in PLoS genetics, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 420 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
420citing papers in PubMed, 3 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

420 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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360 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Nils HomerTranslational Genomics Research Institute, Phoenix, Arizona, United States of America.
Szabolcs Szelinger
Margot Redman
David Duggan
Waibhav Tembe
Jill Muehling
John V Pearson
Dietrich A Stephan
Stanley F Nelson
David W Craig

Funding

Design and Analysis of Multi-Staged Association Studies Using Pooled Genomic DNAU01HL086528 · NHLBI · TRANSLATIONAL GENOMICS RESEARCH INST · PI CRAIG, DAVID W · 2006 to 2008
$1.1M
NHLBI NIH HHS U01 HL086528Wellcome Trust
6 · The paper itself

Abstract

We use high-density single nucleotide polymorphism (SNP) genotyping microarrays to demonstrate the ability to accurately and robustly determine whether individuals are in a complex genomic DNA mixture. We first develop a theoretical framework for detecting an individual's presence within a mixture, then show, through simulations, the limits associated with our method, and finally demonstrate experimentally the identification of the presence of genomic DNA of specific individuals within a series of highly complex genomic mixtures, including mixtures where an individual contributes less than 0.1% of the total genomic DNA. These findings shift the perceived utility of SNPs for identifying individual trace contributors within a forensics mixture, and suggest future research efforts into assessing the viability of previously sub-optimal DNA sources due to sample contamination. These findings also suggest that composite statistics across cohorts, such as allele frequency or genotype counts, do not mask identity within genome-wide association studies. The implications of these findings are discussed.

Indexed as

Genetics, MedicalPolymorphism, Single NucleotideComputer SimulationGenome, HumanGenotypeHumansOligonucleotide Array Sequence Analysis

Identifiers

PMID18769715
PMCPMC2516199

What OpenQuestion holds

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LicenceCC BY
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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.