Figure 1From: Cytogenetic analysis of HER1/EGFR, HER2, HER3 and HER4 in 278 breast cancer patientsAnti-HER-immunostaining of mouse fibroblasts, stably transfected with HER1, HER2, HER3 or HER4. Chinese hamster ovary wild-type, Jurkat and the three additional transfected fibroblast cell lines served as negative controls (magnification of slide overview ×16, magnification of cutout ×400, small circle indicates magnified area).Back to article page