TGFB1 and ovarian carcinoma: Ovarian cancer SKOV3 cells were treated with TGF-β1 (0, 10, 20, 30 ng/mL), TNF-α (0, 10, 20, 30 ng/mL) or interleukin-1β (0, 10, 20, 30 ng/mL) for 48 hours.