Evidence map›Paper›PMID 32286292›Full record

ArticleNature communications2020

Glycolytic reprograming in Salmonella counters NOX2-mediated dissipation of ΔpH.

Sangeeta Chakraborty, Lin Liu, Liam Fitzsimmons, Steffen Porwollik, Ju-Sim Kim, Prerak Desai, Michael McClelland, Andres Vazquez-Torres

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
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

28 citing papers in PubMed, 31 citations in OpenAlex.

  1. Review
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  6. The CpxR-GlvR regulatory axis ofFrontiers in cellular and infection microbiology · 2026
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  10. Review
  11. Review
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  15. Frontiers in microbiology · 2024
    Article
  16. Article
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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

8 authors at 3 institutions in 1 country.

Sangeeta ChakrabortyDepartment of Immunology & Microbiology, University of Colorado School of Medicine, 12800 E. 19th Ave, Mail Box 8333, Aurora, CO, 80045, USA.
Lin LiuDepartment of Immunology & Microbiology, University of Colorado School of Medicine, 12800 E. 19th Ave, Mail Box 8333, Aurora, CO, 80045, USA.ORCID http://orcid.org/0000-0002-1056-3806
Liam FitzsimmonsDepartment of Immunology & Microbiology, University of Colorado School of Medicine, 12800 E. 19th Ave, Mail Box 8333, Aurora, CO, 80045, USA.
Steffen PorwollikDepartment of Microbiology and Molecular Genetics, University of California Irvine School of Medicine, 240 Med Sci Bldg., Irvine, CA, 92697, USA.
Ju-Sim KimDepartment of Immunology & Microbiology, University of Colorado School of Medicine, 12800 E. 19th Ave, Mail Box 8333, Aurora, CO, 80045, USA.
Prerak DesaiDepartment of Microbiology and Molecular Genetics, University of California Irvine School of Medicine, 240 Med Sci Bldg., Irvine, CA, 92697, USA.ORCID http://orcid.org/0000-0002-7013-2637
Michael McClellandDepartment of Microbiology and Molecular Genetics, University of California Irvine School of Medicine, 240 Med Sci Bldg., Irvine, CA, 92697, USA.ORCID http://orcid.org/0000-0003-1788-9347
Andres Vazquez-TorresDepartment of Immunology & Microbiology, University of Colorado School of Medicine, 12800 E. 19th Ave, Mail Box 8333, Aurora, CO, 80045, USA. andres.vazquez-torres@cuanschutz.edu.
University of Colorado Denver · USUniversity of California, Irvine · USVA Eastern Colorado Health Care System · US

Funding

Salmonella evasion of NADPH oxidase-dependent killingR01AI054959 · NIAID · UNIVERSITY OF COLORADO DENVER · PI VAZQUEZ-TORRES, ANDRES · 2003 to 2018
$5.2M
Molecular determinants of oxidative stress in Salmonella pathogenesisR01AI136520 · NIAID · UNIVERSITY OF COLORADO DENVER · PI Andres Vazquez-Torres · 2018 to 2026
$3.7M
Molecular Pathogenesis of Infectious DiseasesT32AI052066 · NIAID · UNIVERSITY OF COLORADO DENVER · PI VAN DYK, LINDA F. · 2002 to 2022
$2.3M
Analysis of intracellular host defenses in Salmonella pathogenesisR56AI054959 · NIAID · UNIVERSITY OF COLORADO DENVER · PI VAZQUEZ-TORRES, ANDRES · 2008 to 2008
$378k
IRON STORAGE PROTEINS AND SALMONELLA PATHOGENESISF32AI010181 · NIAID · UNIVERSITY OF COLORADO DENVER · PI VAZQUEZ-TORRES, ANDRES · 1998 to 2000
$46k
Molecular Analysis of Bacterial Adaptive Response to Host Reactive SpeciesI01BX002073 · VA · VA EASTERN COLORADO HEALTH CARE SYSTEM · PI Andres Vazquez-Torres · 2013 to 2026
–
NIAID NIH HHS F32 AI010181NIAID NIH HHS HHSN272200900040CNIAID NIH HHS R01 AI054959NIAID NIH HHS R01 AI136520NIAID NIH HHS R56 AI054959NIAID NIH HHS T32 AI052066
6 · The paper itself

Abstract

The microbial adaptations to the respiratory burst remain poorly understood, and establishing how the NADPH oxidase (NOX2) kills microbes has proven elusive. Here we demonstrate that NOX2 collapses the ΔpH of intracellular Salmonella Typhimurium. The depolarization experienced by Salmonella undergoing oxidative stress impairs folding of periplasmic proteins. Depolarization in respiring Salmonella mediates intense bactericidal activity of reactive oxygen species (ROS). Salmonella adapts to the challenges oxidative stress imposes on membrane bioenergetics by shifting redox balance to glycolysis and fermentation, thereby diminishing electron flow through the membrane, meeting energetic requirements and anaplerotically generating tricarboxylic acid intermediates. By diverting electrons away from the respiratory chain, glycolysis also enables thiol/disulfide exchange-mediated folding of bacterial cell envelope proteins during periods of oxidative stress. Thus, primordial metabolic pathways, already present in bacteria before aerobic respiration evolved, offer a solution to the stress ROS exert on molecular targets at the bacterial cell envelope.

Indexed as

Bacterial ProteinsFermentationGlycolysisNADPH OxidasesOxidation-ReductionOxidative StressReactive Oxygen SpeciesSalmonella typhimuriumBacterial ProteinsNADPH OxidasesReactive Oxygen Species

Identifiers

PMID32286292
PMCPMC7156505
OpenAlexW3015782443

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.