TGFB1 and nasopharyngeal carcinoma: The concentrations of TGF-β1 (4.83 [4.65–5.01] pg/mL), TFG-β2 (3.22 [3.10–3.34] pg/mL), and VEFG (406.0 [322.0–490.0] pg/mL) in the CVL samples of the NPC group were statistically higher than those present in the CVL samples of RA and INF women (Table 4).