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  1. Article

    Open Access

    Pyruvate dehydrogenase operates as an intramolecular nitroxyl generator during macrophage metabolic reprogramming

    M1 macrophages enter a glycolytic state when endogenous nitric oxide (NO) reprograms mitochondrial metabolism by limiting aconitase 2 and pyruvate dehydrogenase (PDH) activity. Here, we provide evidence that N...

    Erika M. Palmieri, Ronald Holewinski, Christopher L. McGinity in Nature Communications (2023)

  2. Article

    Open Access

    Nitric oxide orchestrates metabolic rewiring in M1 macrophages by targeting aconitase 2 and pyruvate dehydrogenase

    Profound metabolic changes are characteristic of macrophages during classical activation and have been implicated in this phenotype. Here we demonstrate that nitric oxide (NO) produced by murine macrophages is...

    Erika M. Palmieri, Marieli Gonzalez-Cotto, Walter A. Baseler in Nature Communications (2020)

  3. Article

    Open Access

    Tumour-elicited neutrophils engage mitochondrial metabolism to circumvent nutrient limitations and maintain immune suppression

    Neutrophils are a vital component of immune protection, yet in cancer they may promote tumour progression, partly by generating reactive oxygen species (ROS) that disrupts lymphocyte functions. Metabolically, ...

    Christopher M. Rice, Luke C. Davies, Jeff J. Subleski in Nature Communications (2018)