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. 2021 Mar 5;22(5):2639. doi: 10.3390/ijms22052639

Figure 1.

Figure 1

Effects of leptin and adiponectin on the metabolism of the central nervous system, skeletal muscle, and liver. Black arrows represent the flow in metabolism; blue arrow represents increased action; red arrow represents decreased action; + represents activation; x represents inhibition. FFA: free fatty acid; NPY: neuropeptide Y; SkM: skeletal muscle; WAT: white adipose tissue.