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Table 3 Immunohistochemical expression pattern

From: KRAS, EGFR, PDGFR-α, KIT and COX-2 status in carcinoma showing thymus-like elements (CASTLE)

No. CD117 EGFR COX-2 Ki67 (%)
1 1 1 2 17
2 2 3 2 7
3 1 0 3 2
4 1 3 1 12
5 3 1 2 53
6 2 3 2 85
  1. No. case number; 0 no staining, 1 weak, 2 moderate, 3 strong reaction intensity.