Tissue Metabolic Changes Drive Cytokine Responses to Mycobacterium tuberculosis

Cellular metabolism can influence host immune responses to Mycobacterium tuberculosis. Using a systems biology approach, differential expression of 292 metabolic genes involved in glycolysis, glutathione, pyrimidine, and inositol phosphate pathways was evident at the site of a human tuberculin skin test challenge in patients with active tuberculosis infection. For 28 metabolic genes, we identified single nucleotide polymorphisms that were trans-acting for in vitro cytokine responses to M. tuberculosis stimulation, including glutathione and pyrimidine metabolism genes that alter production of Th1 and Th17 cytokines. Our findings identify novel therapeutic targets in host metabolism that may shape protective immunity to tuberculosis.

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Bibliographic Details
Main Authors: Lachmandas, Ekta, Rios-Miguel, Ana B., Koeken, Valerie A.C.M., van der Pasch, Eva, Kumar, Vinod, Matzaraki, Vasiliki, Li, Yang, Oosting, Marije, Joosten, Leo A.B., Notebaart, Richard A., Noursadeghi, Mahdad, Netea, Mihai G., van Crevel, Reinout, Pollara, Gabriele
Format: Article/Letter to editor biblioteca
Language:English
Subjects:cytokines, functional genomics, human challenge model, immune response, immunometabolism, metabolism, microarrays, transcriptomics, tuberculosis,
Online Access:https://research.wur.nl/en/publications/tissue-metabolic-changes-drive-cytokine-responses-to-mycobacteriu
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Summary:Cellular metabolism can influence host immune responses to Mycobacterium tuberculosis. Using a systems biology approach, differential expression of 292 metabolic genes involved in glycolysis, glutathione, pyrimidine, and inositol phosphate pathways was evident at the site of a human tuberculin skin test challenge in patients with active tuberculosis infection. For 28 metabolic genes, we identified single nucleotide polymorphisms that were trans-acting for in vitro cytokine responses to M. tuberculosis stimulation, including glutathione and pyrimidine metabolism genes that alter production of Th1 and Th17 cytokines. Our findings identify novel therapeutic targets in host metabolism that may shape protective immunity to tuberculosis.