Evidence map›Paper›PMID 11953394›Full record

ArticleInfection and immunity2002

Identification and characterization of the ESAT-6 homologue of Mycobacterium leprae and T-cell cross-reactivity with Mycobacterium tuberculosis.

Annemieke Geluk, Krista E van Meijgaarden, Kees L M C Franken, Yanri W Subronto, Brigitte Wieles, Sandra M Arend, Elizabeth P Sampaio, Tjitske de Boer, William R Faber, Ben Naafs and 1 more

Open access · greenAbstract read
In one paragraph

Article in Infection and immunity, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
4.7field-weighted citation impact, top 4% 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

42 citing papers in PubMed, 125 citations in OpenAlex.

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  14. The Journal of biological chemistry · 2017
    Article
  15. Article
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  20. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 2 institutions in 2 countries.

Annemieke GelukDepartment of Immunohematology and Blood Transfusion, Leiden University Medical Center, Leiden, The Netherlands. ageluk@lumc.nl
Krista E van Meijgaarden
Kees L M C Franken
Yanri W Subronto
Brigitte Wieles
Sandra M Arend
Elizabeth P Sampaio
Tjitske de Boer
William R Faber
Ben Naafs
Tom H M Ottenhoff
Fundação Oswaldo Cruz · BRLeiden University Medical Center · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this paper we describe identification and characterization of Mycobacterium leprae ESAT-6 (L-ESAT-6), the homologue of M. tuberculosis ESAT-6 (T-ESAT-6). T-ESAT-6 is expressed by all pathogenic strains belonging to the M. tuberculosis complex but is absent from virtually all other mycobacterial species, and it is a promising antigen for immunodiagnosis of tuberculosis (TB). Therefore, we analyzed whether L-ESAT-6 is a similarly powerful tool for the study of leprosy by examining T-cell responses against L-ESAT-6 in leprosy patients, TB patients, and exposed or nonexposed healthy controls from areas where leprosy and TB are endemic and areas where they are not endemic. L-ESAT-6 was recognized by T cells from leprosy patients, TB patients, individuals who had contact with TB patients, and healthy individuals from an area where TB and leprosy are endemic but not by T cells from individuals who were not exposed to M. tuberculosis and M. leprae. Moreover, leprosy patients who were not responsive to M. leprae failed to respond to L-ESAT-6. A very similar pattern was obtained with T-ESAT-6. These results show that L-ESAT-6 is a potent M. leprae antigen that stimulates T-cell-dependent gamma interferon production in a large proportion of individuals exposed to M. leprae. Moreover, our results suggest that there is significant cross-reactivity between T-ESAT-6 and L-ESAT-6, which has implications for the use of ESAT-6 as tool for diagnosis of leprosy and TB in areas where both diseases are endemic.

Indexed as

Amino Acid SequenceAntigens, BacterialBacterial ProteinsCross ReactionsHumansInterferon-gammaLeprosyMolecular Sequence DataMycobacterium lepraeMycobacterium tuberculosisT-LymphocytesTuberculosisAntigens, BacterialBacterial ProteinsESAT-6 protein, Mycobacterium tuberculosisInterferon-gamma

Identifiers

PMID11953394
PMCPMC127910
OpenAlexW2128024953

What OpenQuestion holds

Textmetadata
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.