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MUC5AC Genetic Variation Is Associated With Tuberculous Meningitis Cerebral Spinal Fluid Cytokine Responses and Mortality

  • Michelle C. Sabo*
  • , Nguyen T. T. Thuong
  • , Xuling Chang
  • , Edwin Ardiansyah
  • , Trinh T. B. Tram
  • , Hoang T. Hai
  • , Ho D. T. Nghia
  • , Nguyen D. Bang
  • , Sofiati Dian
  • , A. Rizal Ganiem
  • , Shima Shaporifar
  • , Vinod Kumar
  • , Zheng Li
  • , Martin Hibberd
  • , Chiea Chuen Khor
  • , Guy E. Thwaites
  • , Dorothee Heemskerk
  • , Arjan van Laarhoven
  • , Reinout van Crevel
  • , Sarah J. Dunstan
  • Javeed A. Shah
*Corresponding author for this work
  • University of Washington
  • Emerging Infections Group, Oxford University Clinical Research Unit, Ho Chi Minh city, Vietnam
  • University of Oxford
  • The Peter Doherty Institute for Infection and Immunity
  • Radboud University Medical Center
  • University College London Hospitals, London, UK
  • Pham Ngoc Thach Hospital
  • Hasan Sadikin Hospital
  • Agency for Science, Technology and Research, Singapore
  • London School of Hygiene and Tropical Medicine
  • Amsterdam UMC - University of Amsterdam
  • VA Puget Sound Health Care System
  • Radboud University Nijmegen
  • University College London Hospitals NHS Foundation Trust
  • Amsterdam University Medical Centers

Research output: Contribution to journalArticleAcademicpeer-review

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Abstract

Background: The purpose of this study was to assess if single nucleotide polymorphisms (SNPs) in lung mucins MUC5B and MUC5AC are associated with Mycobacterium tuberculosis outcomes. Methods: Independent SNPs in MUC5B and MUC5AC (genotyped by Illumina HumanOmniExpress array) were assessed for associations with tumor necrosis factor (TNF) concentrations (measured by immunoassay) in cerebral spinal fluid (CSF) from tuberculous meningitis (TBM) patients. SNPs associated with CSF TNF concentrations were carried forward for analyses of pulmonary and meningeal tuberculosis susceptibility and TBM mortality. Results: MUC5AC SNP rs28737416 T allele was associated with lower CSF concentrations of TNF (P = 1.8 × 10-8) and IFN-γ(P = 2.3 × 10-6). In an additive genetic model, rs28737416 T/T genotype was associated with higher susceptibility to TBM (odds ratio [OR], 1.24; 95% confidence interval [CI], 1.03-1.49; P =. 02), but not pulmonary tuberculosis (OR, 1.11, 95% CI,. 98-1.25; P =. 10). TBM mortality was higher among participants with the rs28737416 T/T and T/C genotypes (35/119, 30.4%) versus the C/C genotype (11/89, 12.4%; log-rank P =. 005) in a Vietnam discovery cohort (n = 210), an independent Vietnam validation cohort (n = 87; 9/87, 19.1% vs 1/20, 2.5%; log-rank P =. 02), and an Indonesia validation cohort (n = 468, 127/287, 44.3% vs 65/181, 35.9%; log-rank P =. 06). Conclusions: MUC5AC variants may contribute to immune changes that influence TBM outcomes.
Original languageEnglish
Pages (from-to)343-352
Number of pages10
JournalJournal of infectious diseases
Volume228
Issue number3
DOIs
Publication statusPublished - 1 Aug 2023
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • MUC5AC
  • genetics
  • mucins
  • tuberculous meningitis

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