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Table 1 IHC and FISH scoring for the detection of HER2 amplification a

From: Clinical and molecular characterization of HER2amplified-pancreatic cancer

Her2 IHC score IHC scores HER2FISH
  (n = 469) Positive, n = 10 Negative, n = 459
3+ 7 (1.5%) 7 0
2+ 27 (5.8%) 3 24
1+ 59 (12.6%) 0 59
0 376 (80.2%) 0 376
  1. Abbreviations: FISH fluorescence in situ hybridization; IHC immunohistochemistry; PDAC pancreatic ductal adenocarcinoma.