Given that lymphocytes secrete TGF-β [37] which can promote mesenchymal cell growth [38], focal areas of lymphocytes, then, may support growth of higher grade ovarian tumors, especially as that pertains to ovarian epithelial cells that have undergone epithelial to mesenchymal transition characteristic of ovarian cancer progression [39]. The gene discussed is TGFB1; the disease is ovarian neoplasm.