Evidence map›Paper›PMID 21629732›Full record

ArticlePLoS biology2011

Metabolic regulation of mycobacterial growth and antibiotic sensitivity.

Seung-Hun Baek, Alice H Li, Christopher M Sassetti

Open access · goldAbstract read
In one paragraph

Article in PLoS biology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 182 papers.

0numbers the graph read from it
0cells of the map it votes in
182citing papers in PubMed
7.2field-weighted citation impact, top 2% 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

182 citing papers in PubMed, 324 citations in OpenAlex.

  1. Review
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  15. Genetic determinants ofMicrobiology spectrum · 2025
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  16. Netupitant Exhibits Potent Activity onACS infectious diseases · 2025
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  17. Review
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  20. Chemical genetic interactions elucidate pathways controlling tuberculosis antibiotic efficacy during infection.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 2 institutions in 1 country.

Seung-Hun BaekDepartment of Microbiology and Physiological Systems, University of Massachusetts Medical School, Worcester, Massachusetts, United States of America.
Alice H Li
Christopher M Sassetti
University of Massachusetts Chan Medical School · USHoward Hughes Medical Institute · US

Funding

Tuberculosis Pathogenesis and Drug ResponseR01AI064282 · NIAID · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI SASSETTI, CHRISTOPHER M · 2007 to 2017
$3.9M
Targets for short-course TB therapy R21AI073509 · NIAID · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI SASSETTI, CHRISTOPHER M · 2007 to 2008
$442k
Howard Hughes Medical InstituteNIAID NIH HHS AI064282NIAID NIH HHS AI073509NIAID NIH HHS R01 AI064282NIAID NIH HHS R21 AI073509
6 · The paper itself

Abstract

Treatment of chronic bacterial infections, such as tuberculosis (TB), requires a remarkably long course of therapy, despite the availability of drugs that are rapidly bacteriocidal in vitro. This observation has long been attributed to the presence of bacterial populations in the host that are "drug-tolerant" because of their slow replication and low rate of metabolism. However, both the physiologic state of these hypothetical drug-tolerant populations and the bacterial pathways that regulate growth and metabolism in vivo remain obscure. Here we demonstrate that diverse growth-limiting stresses trigger a common signal transduction pathway in Mycobacterium tuberculosis that leads to the induction of triglyceride synthesis. This pathway plays a causal role in reducing growth and antibiotic efficacy by redirecting cellular carbon fluxes away from the tricarboxylic acid cycle. Mutants in which this metabolic switch is disrupted are unable to arrest their growth in response to stress and remain sensitive to antibiotics during infection. Thus, this regulatory pathway contributes to antibiotic tolerance in vivo, and its modulation may represent a novel strategy for accelerating TB treatment.

Indexed as

Acetyl Coenzyme AAnaerobiosisAnimalsAntitubercular AgentsBacterial LoadBacterial ProteinsBiosynthetic PathwaysCitric Acid CycleDrug Resistance, BacterialEthambutolIsoniazidLungMiceMice, Inbred C57BLMutationMycobacterium tuberculosisAcetyl Coenzyme AAntitubercular AgentsBacterial ProteinsEthambutolIsoniazidPyrazinamideTriglycerides

Identifiers

PMID21629732
PMCPMC3101192
OpenAlexW2082507312

What OpenQuestion holds

Textmetadata
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.