Diagram AMPK, AMP-activated protein kinase; SIRT1, Silent information regulator two protein 1; PGC-1α, peroxisome proliferator activated receptor gamma coactivator 1α; PPAR-d, peroxisome proliferator activated receptor delta; CLA, conjugated linoleic acid Copyright Yeonhwa Park, orcid.org/0000-0001-9727-0899