Figure 4 showed significantly decreased caspase-9 and caspase-3 mRNA levels, and decreased cleaved caspase-9/caspase-9 and cleaved caspase-3/caspase-3 protein levels in GCs of the PCOS-GH group compared with those in the PCOS-C group (P < 0.05). Here, CASP9 is linked to polycystic ovary syndrome.