TNF and polycystic ovary syndrome: In obese and nonobese PCOS patients, miR-124-3p was negatively correlated with TNF-α and IL-6 (Figures 2(a), 2(c), all P < 0.01), whereas ANGPTL2 levels were positively correlated with TNF-α and IL-6 (Figures 2(b), 2(d), all P < 0.01).