Macrophages are metabolically heterogeneous within the tumor microenvironment
Xenia Geeraerts, Juan Fernández-García, Felix J. Hartmann, Kyra E. de Goede, Liesbet Martens, Yvon Elkrim, Ayla Debraekeleer, Benoı̂t Stijlemans, Anke Vandekeere, Gianmarco Rinaldi, Riet De Rycke, Mélanie Planque, Dorien Broekaert, Elisa Meinster, Emile Clappaert, Pauline M. R. Bardet, Aleksandar Murgaski, Conny Gysemans, Frank Aboubakar Nana, Yvan Saeys, Sean C. Bendall, Damya Laoui, Jan Van den Bossche, Sarah‐Maria Fendt, Jo A. Van Ginderachter
Abstract
TAMs, increases L-arginine metabolism, and enhances the T cell suppressive capacity of these TAMs. Overall, our data uncover the metabolic intricacies of distinct TAM subsets and identify lactate as a carbon source and metabolic and functional regulator of TAMs.
Topics & Concepts
Tumor microenvironmentBiologyGlycolysisMajor histocompatibility complexTranscriptomeCitric acid cycleImmune systemCell biologyMacrophageMetabolismChemistryBiochemistryImmunologyIn vitroGene expressionGeneImmune cells in cancerImmune Cell Function and InteractionAutophagy in Disease and Therapy