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. 2016 Jan 11;213(1):15–23. doi: 10.1084/jem.20151570

Figure 3.

Figure 3.

Anabolic metabolism versus catabolic metabolism and the control of DC immunogenicity versus tolerogenicity. PRR agonists, cytokines, and nutrient and O2 levels can influence the balance of anabolic to catabolic metabolism, as shown. mTOR and AMPK are important regulators of this metabolic balance, and their activation states are highly responsive to a broad array of intracellular and extracellular signals. Glycolysis coupled to the tricarboxylic acid (TCA) cycle and citrate export from mitochondria supports an array of biosynthetic processes that are critical for DC activation. In contrast, autophagy and the oxidation of fatty acids and glutamine can create a state in which DCs are tolerogenic.