PDGFD and ovarian cancer: The list of ovarian cancer-promoting agents upregulated in DIPS cells includes mediators of cancer cell proliferation (CCL11 – also via STAT3 [47]), migration (TGF-β1 [48]), invasion (PDGF-D [49], TGF-β1 [50]), epithelial-mesenchymal transition (TGF-β1 [51], TSP-1 [52]), and angiogenesis (ANG-1 [53]).