Fig. 2From: Improving gastric cancer preclinical studies using diverse in vitro and in vivo model systemsAssessment of concordance of in vitro ERBB2 protein levels. a ERBB2 protein expression, as assessed by immunochemistry (IHC) of cell lines (red bars) or xenografts (blue bars) b Assessment of ERBB2 copy number by fluorescence in situ hybridization (FISH, green bars) or silver in situ hybridization (SISH, yellow bars) in cell lines (upper panel) or xenografts (lower panel)Back to article page