Viewing triplex IHC in the presence of H&E with the color camera is shown in Figure 4 for breast tumor FFPE tissue stained with H&E (Figure 4G) and IHC for HER2 (Figure 4A), estrogen receptor (ER; Figure 4B), and progesterone receptor (PR; Figure 4C). This evidence concerns the gene ERBB2 and breast neoplasm.