VDBP was another protein found exclusively in the FF of the PCOS group,and according to the literature, this protein may be related to decreasedimplantation, pregnancy (Estes etal., 2009), and live birth rates (Benkhalifa et al., 2015); VDBP is even more stronglyassociated with a higher risk of miscarriages (Kushnir et al., 2012) and foetal growth restriction(Wookey et al.,2017). Here, GC is linked to polycystic ovary syndrome.