FFAR4 and polycystic ovary syndrome: Relative to the PCOS-IR group, the PCOS-IR+GPR120, PCOS-IR+LrB (40 mg/kg), and PCOS-IR+LrB (20 mg/kg) groups all presented significant decreases in Lee’s index (Figure 2F), as did the PCOS-IR+LrB (10 mg/kg) group (Figure 2F).