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Cited by 334

The DOI matches its Crossref record; 40 of the 40 references it cites were found in a registry or an index.

Mycobacterium tuberculosis is extraordinarily sensitive to killing by a vitamin C-induced Fenton reaction

Open access
Vilchèze, Catherine, Hartman, Travis, Weinrick, Brian, Jacobs, William R.·2013·Nature Communications

Abstract

Drugs that kill tuberculosis more quickly could shorten chemotherapy significantly. In Escherichia coli, a common mechanism of cell death by bactericidal antibiotics involves the generation of highly reactive hydroxyl radicals via the Fenton reaction. Here we show that vitamin C, a compound known to drive the Fenton reaction, sterilizes cultures of drug-susceptible and drug-resistant Mycobacterium tuberculosis, the causative agent of tuberculosis. While M. tuberculosis is highly susceptible to killing by vitamin C, other Gram-positive and Gram-negative pathogens are not. The bactericidal activity of vitamin C against M. tuberculosis is dependent on high ferrous ion levels and reactive oxygen species production, and causes a pleiotropic effect affecting several biological processes. This study enlightens the possible benefits of adding vitamin C to an anti-tuberculosis regimen and suggests that the development of drugs that generate high oxidative burst could be of great use in tuberculosis treatment. New approaches to kill Mycobacterium tuberculosis are required to improve TB therapy. Vilchèze et al. now demonstrate that vitamin C-derived reactive oxygen species lead to sterilization of drug-susceptible and drug-resistant M. tuberculosisoffering new possibilities for drug development.

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Metadata

Authors
Vilchèze, C., Hartman, T., Weinrick, B., & Jacobs, W. R.
Venue
Nature Communications
Published
2013-05-21
Volume
4
Issue
1
Pages
1881-1881
ISSN
2041-1723 (ISSN-L)
OpenAlex
W2140867711
Cited by
334
References
40
FWCI
14.36
Type
journal article
Language
en
Open access
bronze

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