Figure 1From: P53, MAPK, topoisomerase II alpha and Ki67 immunohistochemical expression and KRAS/BRAF mutation in ovarian serous carcinomasRepresentative immunostaining patterns of low-grade OSCs. Negative p53 immunoexpression (A; original magnification, × 200), positive MAPK immunoexpression (B; original magnification, × 200), negative topoII alpha immunoexpression (C; original magnification, × 200), low Ki67 proliferative activity (D; original magnification, × 200).Back to article page