Feedback inhibition by interferon-γ blocks the NLRP3 inflammasome by triggering inducible nitric oxide synthase (iNOS), and the resulting nitric oxide (NO) thio-nitrosylates NLRP3, shutting it down. This prevents excessive immunopathology during chronic infection with Mycobacterium tuberculosis.
- Manira Rayamajhi
- Edward A Miao