SLC7A1 and ovarian serous adenocarcinoma: Next, the expression of SLC7A1 protein in human high-grade serous ovarian cancer tissues (HGSOC) (n = 20), normal ovarian tissues (N-ovary) (n = 5), and normal fallopian tubes (N-FT) (n = 5) was detected by immunohistochemistry (IHC).