CXCL8 and ovarian cancer: Neutralization of IFNγ-induced IL-8 using an anti-IL-8 blocking antibody reduces IFNγ-induced migration of OC cells and their invasion ability in 3D spheroids [51], indicating that IFNγ-induced IL-8 expression contributes to the pro-tumorigenic effects of IFNγ in ovarian cancer cells.