Fig. 2From: Serum exosomal microRNA-34a as a potential biomarker in epithelial ovarian cancera The relative expression of miR-34a in early-stage OC patients (stage I or II) was significantly higher than that in advanced-stage patients (stage III or IV). b The serum exosomal miR-34a level was significantly lower in patients with lymph node metastasis than in those with no lymph node metastasisBack to article page