Evidence map›Paper›PMID 25404929›Full record

ArticleFrontiers in immunology2014

Targeted NGS: A Cost-Effective Approach to Molecular Diagnosis of PIDs.

Jennifer L Stoddard, Julie E Niemela, Thomas A Fleisher, Sergio D Rosenzweig

Abstract read
In one paragraph

Article in Frontiers in immunology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed, 2 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

54 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Monogenic etiologies of persistent human papillomavirus infections: A comprehensive systematic review.Genetics in medicine : official journal of the American College of Medical Genetics · 2024
    Pooled it
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  20. Primary Immunodeficiencies: Diseases of Children and Adults - A Review.Advances in experimental medicine and biology · 2021
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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

4 authors.

Jennifer L StoddardDepartment of Laboratory Medicine, Clinical Center, National Institutes of Health , Bethesda, MD , USA.
Julie E NiemelaDepartment of Laboratory Medicine, Clinical Center, National Institutes of Health , Bethesda, MD , USA.
Thomas A FleisherDepartment of Laboratory Medicine, Clinical Center, National Institutes of Health , Bethesda, MD , USA.
Sergio D RosenzweigDepartment of Laboratory Medicine, Clinical Center, National Institutes of Health , Bethesda, MD , USA.

Funding

Mutation Analysis Of Selected Lymphoid Immune DisordersZIACL010304 · CLC · CLINICAL CENTER · PI ROSENZWEIG, SERGIO · 2009 to 2025
$0k
6 · The paper itself

Abstract

backgroundPrimary immunodeficiencies (PIDs) are a diverse group of disorders caused by multiple genetic defects. Obtaining a molecular diagnosis for PID patients using a phenotype-based approach is often complex, expensive, and not always successful. Next-generation sequencing (NGS) methods offer an unbiased genotype-based approach, which can facilitate molecular diagnostics.

objectiveTo develop an efficient NGS method to identify variants in PID-related genes.

methodsWe performed HaloPlex custom target enrichment and NGS using the Ion Torrent PGM to screen 173 genes in 11 healthy controls, 13 PID patients previously evaluated with either an identified mutation or SNP, and 120 patients with undiagnosed PIDs. Sensitivity and specificity were determined by comparing NGS and Sanger sequencing results for 33 patients. Run metrics and coverage analyses were done to identify systematic deficiencies.

resultsA molecular diagnosis was identified for 18 of 120 patients who previously lacked a genetic diagnosis, including 9 who had atypical presentations and extensive previous genetic and functional studies. Our NGS method detected variants with 98.1% sensitivity and >99.9% specificity. Uniformity was variable (72-89%), and we were not able to reliably sequence 45 regions (45/2455 or 1.8% of total regions) due to low (<20) average read depth or <90% region coverage; thus, we optimized probe hybridization conditions to improve read-depth and coverage for future analyses, and established criteria to help identify true positives.

conclusionWhile NGS methods are not as sensitive as Sanger sequencing for individual genes, targeted NGS is a cost-effective, first-line genetic test for the evaluation of patients with PIDs. This approach decreases time to diagnosis, increases diagnostic rate, and provides insight into the genotype-phenotype correlation of PIDs in a cost-effective way.

Indexed as

genotype–phenotype correlationINDELmutation analysisnext-generation sequencingprimary immunodeficiencySanger sequencingSNV

Identifiers

PMID25404929
PMCPMC4217515

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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.