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Open Access
Peer-reviewed
Research Article
Disruption of riboflavin biosynthesis in mycobacteria establishes riboflavin pathway intermediates as key precursors of MAIT cell agonists
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Melissa D. Chengalroyen ,
Contributed equally to this work with: Melissa D. Chengalroyen, Nurudeen Oketade
Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing
¶These authors contributed equally to this work.
Affiliation UCT Molecular Mycobacteriology Research Unit, Institute of Infectious Disease and Molecular Medicine & Department of Pathology, University of Cape Town, Cape Town, South Africa
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Nurudeen Oketade ,
Contributed equally to this work with: Melissa D. Chengalroyen, Nurudeen Oketade
Roles Data curation, Formal analysis, Investigation, Methodology, Project administration, Visualization, Writing – original draft, Writing – review & editing
¶These authors contributed equally to this work.
Affiliation Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado, United States of America
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Aneta Worley,
Roles Investigation
Affiliation Department of Pulmonary, Allergy & Critical Care Medicine, Oregon Health and Science University, Portland, Oregon, United States of America
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Megan Lucas,
Roles Investigation, Writing – original draft
Affiliation Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado, United States of America
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Luisa Maria Nieto Ramirez,
Roles Methodology, Supervision, Writing – original draft
Affiliation Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado, United States of America
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Mabule L. Raphela,
Roles Investigation
Affiliation UCT Molecular Mycobacteriology Research Unit, Institute of Infectious Disease and Molecular Medicine & Department of Pathology, University of Cape Town, Cape Town, South Africa
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Gwendolyn M. Swarbrick,
Roles Data curation, Formal analysis, Investigation, Methodology, Project administration, Validation, Visualization
Affiliation Department of Pulmonary, Allergy & Critical Care Medicine, Oregon Health and Science University, Portland, Oregon, United States of America
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Paul S. Soma,
Roles Methodology, Supervision
Affiliation Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado, United States of America
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Mandisa Zuma,
Roles Investigation
Affiliation UCT Molecular Mycobacteriology Research Unit, Institute of Infectious Disease and Molecular Medicine & Department of Pathology, University of Cape Town, Cape Town, South Africa
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Digby F. Warner,
Roles Conceptualization, Supervision
Affiliations UCT Molecular Mycobacteriology Research Unit, Institute of Infectious Disease and Molecular Medicine & Department of Pathology, University of Cape Town, Cape Town, South Africa, Wellcome Centre for Infectious Disease Research in Africa, University of Cape Town, Cape Town, South Africa
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Deborah A. Lewinsohn,
Roles Conceptualization, Funding acquisition, Supervision
Affiliation Division of Infectious Diseases, Oregon Health and Science University, Portland, Oregon, United States of America
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Carolina Mehaffy,
Roles Formal analysis, Investigation, Methodology, Project administration, Visualization
Affiliation Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado, United States of America
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Erin J. Adams,
Roles Funding acquisition
Affiliation Department of Biochemistry and Molecular Biology, University of Chicago, Chicago, Illinois, United States of America
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William Hildebrand,
Roles Funding acquisition
Affiliation Department of Microbiology and Immunology, University of Oklahoma Health Sciences Centre, Oklahoma City, Oklahoma, United States of America
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Karen M. Dobos ,
Roles Conceptualization, Funding acquisition, Methodology, Project administration, Resources, Supervision, Writing – review & editing
* E-mail: karen.dobos@colostate.edu (KD); valerie.mizrahi@uct.ac.za (VM); lewinsod@ohsu.edu (DML)
Affiliation Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado, United States of America
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Valerie Mizrahi ,
Roles Conceptualization, Funding acquisition, Methodology, Project administration, Resources, Supervision, Visualization, Writing – original draft, Writing – review & editing
* E-mail: karen.dobos@colostate.edu (KD); valerie.mizrahi@uct.ac.za (VM); lewinsod@ohsu.edu (DML)
Affiliations UCT Molecular Mycobacteriology Research Unit, Institute of Infectious Disease and Molecular Medicine & Department of Pathology, University of Cape Town, Cape Town, South Africa, Wellcome Centre for Infectious Disease Research in Africa, University of Cape Town, Cape Town, South Africa
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David M. Lewinsohn
Roles Conceptualization, Funding acquisition, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing
* E-mail: karen.dobos@colostate.edu (KD); valerie.mizrahi@uct.ac.za (VM); lewinsod@ohsu.edu (DML)
Affiliations Department of Pulmonary, Allergy & Critical Care Medicine, Oregon Health and Science University, Portland, Oregon, United States of America, Portland VA Medical Center, Portland, Oregon, United States of America
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Disruption of riboflavin biosynthesis in mycobacteria establishes riboflavin pathway intermediates as key precursors of MAIT cell agonists
- Melissa D. Chengalroyen,
- Nurudeen Oketade,
- Aneta Worley,
- Megan Lucas,
- Luisa Maria Nieto Ramirez,
- Mabule L. Raphela,
- Gwendolyn M. Swarbrick,
- Paul S. Soma,
- Mandisa Zuma,
- Digby F. Warner
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- Published: July 1, 2025
- https://doi.org/10.1371/journal.ppat.1012632