FABP4 and polycystic ovary syndrome: In contrast, genes involved in lipid storage and lipid droplet formation are downregulated in PCOS vs. control cells derived from GF AT (FADS2, CPB1, FABP4, CD36, DGAT2, SCD, LEP, LPL, ADIPOR2, ABCA1, ELOVL3, and ACTG2).