Evidence map›Paper›PMID 26620446›Full record

ArticleScientific reports2015

Within patient microevolution of Mycobacterium tuberculosis correlates with heterogeneous responses to treatment.

Qingyun Liu, Laura E Via, Tao Luo, Lili Liang, Xin Liu, Sufang Wu, Qingyu Shen, Wang Wei, Xianglin Ruan, Xing Yuan and 3 more

Abstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 67 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
67citing 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

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

  1. Pooled it
  2. Pooled it
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  4. Review
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  6. HowVaccines · 2026
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  11. Rapid detection of rifampin resistance inMicrobiology spectrum · 2025
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  12. Review
  13. Within-host population dynamics of extensively drug-resistantEvolution, medicine, and public health · 2025
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  14. Article
  15. Article
  16. Article
  17. Efficacy of Bortezomib for Treating Anti-Interferon-Gamma Autoantibody-Associated Adult-Onset Immunodeficiency Syndrome.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2024
    Article
  18. Article
  19. Article
  20. Article

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

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

13 authors.

Qingyun LiuKey Laboratory of Medical Molecular Virology of Ministries of Education and Health, Institutes of Biomedical Sciences and Institute of Medical Microbiology, School of Basic Medical Sciences, Fudan University, Shanghai 200032, China.
Laura E ViaTuberculosis Research Section, Laboratory of Clinical Infectious Diseases, NIAID, NIH, Bethesda, MD, 20892, USA.
Tao LuoKey Laboratory of Medical Molecular Virology of Ministries of Education and Health, Institutes of Biomedical Sciences and Institute of Medical Microbiology, School of Basic Medical Sciences, Fudan University, Shanghai 200032, China.
Lili LiangHenan Provincial Chest Hospital, Zhengzhou 450003, Henan, China.
Xin LiuHenan Provincial Chest Hospital, Zhengzhou 450003, Henan, China.
Sufang WuHenan Provincial Chest Hospital, Zhengzhou 450003, Henan, China.
Qingyu ShenSino-US International Research Center of Tuberculosis, ZhengZhou 450003, Henan, China.
Wang WeiHenan Provincial Chest Hospital, Zhengzhou 450003, Henan, China.
Xianglin RuanHenan Provincial Chest Hospital, Zhengzhou 450003, Henan, China.
Xing YuanHenan Provincial Chest Hospital, Zhengzhou 450003, Henan, China.
Guolong ZhangSino-US International Research Center of Tuberculosis, ZhengZhou 450003, Henan, China.
Clifton E BarryTuberculosis Research Section, Laboratory of Clinical Infectious Diseases, NIAID, NIH, Bethesda, MD, 20892, USA.
Qian GaoKey Laboratory of Medical Molecular Virology of Ministries of Education and Health, Institutes of Biomedical Sciences and Institute of Medical Microbiology, School of Basic Medical Sciences, Fudan University, Shanghai 200032, China.

Funding

International Tuberculosis Research in ChinaZIAAI001081 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI BARRY, CLIFTON · 2010 to 2025
$12.2M
Intramural NIH HHS
6 · The paper itself

Abstract

Genetic heterogeneity of Mycobacterium tuberculosis (MTB) within a patient has caused great concern as it might complicate antibiotic treatment and cause treatment failure. But the extent of genetic heterogeneity has not been described in detail nor has its association with heterogeneous treatment response. During treatment of a subject with MDR-TB, serial computed tomography (CT) scans showed this subject had six anatomically discrete lesions and they responded to treatment with disparate kinetics, suggesting heterogeneous MTB population may exist. To investigate this heterogeneity, we applied deep whole genome sequencing of serial sputum isolates and discovered that the MTB population within this patient contained three dominant sub-clones differing by 10 ~ 14 single nucleotide polymorphisms (SNPs). Differential mutation patterns in known resistance alleles indicated these sub-clones had different drug-resistance patterns, which may explain the heterogeneous treatment responses between lesions. Our results showed clear evidence of branched microevolution of MTB in vivo, which led to a diverse bacterial community. These findings indicated that complex sub-populations of MTB might coexist within patient and contribute to lesions' disparate responses to antibiotic treatment.

Indexed as

AllelesEvolution, MolecularPolymorphism, Single NucleotideAdultFemaleHumansMycobacterium tuberculosisTuberculosis

Identifiers

PMID26620446
PMCPMC4664930

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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.