“…Reprod., v.13, n.3, p.160-167, Jul./Sept. 2016 163 components such as OVGP1 (Briton-Jones et al, 2004), ET-1 (Reinhart et al, 2003), IGF (Xia et al, 1996;Winger et al, 1997), VEGF, EGF, IGF1, TGFβ2, and IL4 (Okada et al, 2005). However, many other secretions still remain unknown.…”