Fig. 8From: Overexpression of endothelin B receptor in glioblastoma: a prognostic marker and therapeutic target?The effects of endothelin receptor antagonists on breast cancer cells and normal cells. a–c Breast cancer cell lines (n = 6 for MCF-7 and MDA-MB-231; n = 3 for SK-BR-3). d–f) Normal cells: MRC-5 fibroblasts (d, n = 6), retinal pigment epithelial cells (RPE) (e, n = 6), and human umbilical vein endothelial cells (HUVEC) (f, n = 6)Back to article page