Fig. 3From: The relationship between quantitative human epidermal growth factor receptor 2 gene expression by the 21-gene reverse transcriptase polymerase chain reaction assay and adjuvant trastuzumab benefit in Alliance N9831Distribution of HER2 by RT-PCR according to central FISH ratio. FISH fluorescence in situ hybridization, HER2 human epidermal growth factor receptor 2, RT-PCR reverse transcriptase polymerase chain reactionBack to article page