Fig. 8From: Characterization of a murine xenograft model for contrast agent development in breast lesion malignancy assessmentImmunohistochemistry of benign xenograft. There were no noticeable newly-formed blood vessels inside the developed mass with histological H&E staining (a) or immunohistochemical CD31 staining (b). The immunohistochemical VEGF staining exhibited no evidence of elevated expression inside the xenografts (c)Back to article page