Evidence map›Paper›PMID 26818387›Full record

ArticleBMC bioinformatics2016

Gene expression profiling identifies candidate biomarkers for active and latent tuberculosis.

Shih-Wei Lee, Lawrence Shih-Hsin Wu, Guan-Mau Huang, Kai-Yao Huang, Tzong-Yi Lee, Julia Tzu-Ya Weng

Open access · goldAbstract readComparative Study
In one paragraph

Article in BMC bioinformatics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed, 2 pooled it
3.6field-weighted citation impact, top 8% 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

44 citing papers in PubMed, 2 syntheses or guidelines pooled it, 75 citations in OpenAlex.

  1. Pooled it
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  16. Identification ofAnnals of medicine · 2024
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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

6 authors at 3 institutions in 1 country.

Shih-Wei LeeTaoyuan General Hospital, Ministry of Health and Welfare, Taoyuan, Taiwan. swl@mail.tygh.gov.tw.
Lawrence Shih-Hsin WuInstitute of Medical Sciences, Tzu Chi University, Hualien, Taiwan. lshwu@hotmail.com.
Guan-Mau HuangDepartment of Computer Science and Engineering, Yuan Ze University, Taoyuan, Taiwan. koko5696@gmail.com.
Kai-Yao HuangDepartment of Computer Science and Engineering, Yuan Ze University, Taoyuan, Taiwan. kaiyao.tw@gmail.com.
Tzong-Yi LeeDepartment of Computer Science and Engineering, Yuan Ze University, Taoyuan, Taiwan. francis@saturn.yzu.edu.tw.
Julia Tzu-Ya WengDepartment of Computer Science and Engineering, Yuan Ze University, Taoyuan, Taiwan. julweng@saturn.yzu.edu.tw.
Yuan Ze University · TWMinistry of Health and Welfare · TWTzu Chi University · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTuberculosis (TB) is a serious infectious disease in that 90% of those latently infected with Mycobacterium tuberculosis present no symptoms, but possess a 10% lifetime chance of developing active TB. To prevent the spread of the disease, early diagnosis is crucial. However, current methods of detection require improvement in sensitivity, efficiency or specificity. In the present study, we conducted a microarray experiment, comparing the gene expression profiles in the peripheral blood mononuclear cells among individuals with active TB, latent infection, and healthy conditions in a Taiwanese population.

resultsBioinformatics analysis revealed that most of the differentially expressed genes belonged to immune responses, inflammation pathways, and cell cycle control. Subsequent RT-PCR validation identified four differentially expressed genes, NEMF, ASUN, DHX29, and PTPRC, as potential biomarkers for the detection of active and latent TB infections. Receiver operating characteristic analysis showed that the expression level of PTPRC may discriminate active TB patients from healthy individuals, while ASUN could differentiate between the latent state of TB infection and healthy condidtion. In contrast, DHX29 may be used to identify latently infected individuals among active TB patients or healthy individuals. To test the concept of using these biomarkers as diagnostic support, we constructed classification models using these candidate biomarkers and found the Naïve Bayes-based model built with ASUN, DHX29, and PTPRC to yield the best performance.

conclusionsOur study demonstrated that gene expression profiles in the blood can be used to identify not only active TB patients, but also to differentiate latently infected patients from their healthy counterparts. Validation of the constructed computational model in a larger sample size would confirm the reliability of the biomarkers and facilitate the development of a cost-effective and sensitive molecular diagnostic platform for TB.

Indexed as

TranscriptomeBayes TheoremBiomarkersCase-Control StudiesGene Expression ProfilingHumansLatent TuberculosisLeukocytes, MononuclearMicroarray AnalysisMycobacterium tuberculosisReproducibility of ResultsROC CurveTuberculosisBiomarkers

Identifiers

PMID26818387
PMCPMC4895247
OpenAlexW2239423944

What OpenQuestion holds

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LicenceCC BY
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.