“…Cytokines are small-molecular-weight glycoproteins that act as intercellular mediators across various immune effector cells, ovarian somatic cells and the oocyte (Vujisic & Zidovec 2005, Baskind et al 2014. The following cytokines have been found in FF: IL1a and IL1B, IL2, IL6, IL8, IL10, IL11, IL12, IL13, IL17A, IL18, IL23, granulocyte-colony stimulating factor (G-CSF), granulocyte macrophage colony-stimulating factor (GM-CSF), macrophage colony-stimulating factor (M-CSF), TNFa, vascular endothelial growth factor (VEGF), EGF, platelet-derived growth factor (PDGF), IGF, leukemia inhibitory factor (LIF), fibroblast growth factor (FGF), RANTES (CCL5) and stem cell factor (SCF) (Vujisic & Zidovec 2005, Sabbaghi et al 2014.…”