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A high throughput screen to identify inhibitors of ATP homeostasis in non-replicating Mycobacterium tuberculosis
Puiying A. Mak2; Srinivasa P. S. Rao1; Mai Ping Tan1; Xiuhua Lin1; Jason Chyba2; Joann Tay1; Seow Hwee Ng1; Bee Huat Tan1; Joseph Cherian1; Jeyaraj Duraiswamy1; Pablo Bifani1; Vivian Lim1; Boon Heng Lee1; Ngai Ling Ma1; David Beer1; Pamela Thayalan1; Kelli Kuhen2; Arnab Chatterjee2; Frantisek Supek2; Richard Glynne2; Jun Zheng1; Helena I. Boshoff3; Clifton E. Barry, 3rd3; Thomas Dick1; Kevin Pethe1; Luis R. Camacho1
2012
Source PublicationACS CHEMICAL BIOLOGY
ISSN1554-8929
Volume7Issue:7Pages:1190-1197
Abstract

Growing evidence suggests that the presence of a subpopulation of hypoxic non-replicating, phenotypically drug-tolerant mycobacteria is responsible for the prolonged duration of tuberculosis treatment. The discovery of new antitubercular agents active against this subpopulation may help in developing new strategies to shorten the time of tuberculosis therapy. Recently, the maintenance of a low level of bacterial respiration was shown to be a point of metabolic vulnerability in Mycobacterium tuberculosis. Here, we describe the development of a hypoxic model to identify compounds targeting mycobacterial respiratory functions and ATP homeostasis in whole mycobacteria. The model was adapted to 1,536well plate format and successfully used to screen over 600,000 compounds. Approximately 800 compounds were confirmed to reduce intracellular ATP levels in a dose-dependent manner in Mycobacterium bovis BCG. One hundred and forty non-cytotoxic compounds with activity against hypoxic non-replicating M. tuberculosis were further validated. The resulting collection of compounds that disrupt ATP homeostasis in M. tuberculosis represents a valuable resource to decipher the biology of persistent mycobacteria.

DOI10.1021/cb2004884
Indexed BySCIE
Language英語English
WOS Research AreaBiochemistry & Molecular Biology
WOS SubjectBiochemistry & Molecular Biology
WOS IDWOS:000306540400008
Scopus ID2-s2.0-84864128973
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Document TypeJournal article
CollectionFaculty of Health Sciences
Corresponding AuthorKevin Pethe
Affiliation1.Genomics Institute of the Novartis Research Foundation, San Diego, California 92121, United States
2.Novartis Institute for Tropical Diseases, Singapore 138670
3.Tuberculosis Research Section, Laboratory of Clinical Infectious Diseases, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland 20892, United States
Recommended Citation
GB/T 7714
Puiying A. Mak,Srinivasa P. S. Rao,Mai Ping Tan,et al. A high throughput screen to identify inhibitors of ATP homeostasis in non-replicating Mycobacterium tuberculosis[J]. ACS CHEMICAL BIOLOGY, 2012, 7(7), 1190-1197.
APA Puiying A. Mak., Srinivasa P. S. Rao., Mai Ping Tan., Xiuhua Lin., Jason Chyba., Joann Tay., Seow Hwee Ng., Bee Huat Tan., Joseph Cherian., Jeyaraj Duraiswamy., Pablo Bifani., Vivian Lim., Boon Heng Lee., Ngai Ling Ma., David Beer., Pamela Thayalan., Kelli Kuhen., Arnab Chatterjee., Frantisek Supek., ...& Luis R. Camacho (2012). A high throughput screen to identify inhibitors of ATP homeostasis in non-replicating Mycobacterium tuberculosis. ACS CHEMICAL BIOLOGY, 7(7), 1190-1197.
MLA Puiying A. Mak,et al."A high throughput screen to identify inhibitors of ATP homeostasis in non-replicating Mycobacterium tuberculosis".ACS CHEMICAL BIOLOGY 7.7(2012):1190-1197.
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