CPT1A and metabolic dysfunction-associated steatotic liver disease: Carnitine palmitoyl-transferase 1 (CPT1a) - rate-limiting enzyme for fatty acid oxidation - increased in the NAFLD/exercise more than in the NAFLD/sedentary groups (Almeida et al., 2013[5]; Peng et al., 2011[115]; Wu et al., 2015[162]).