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Table 1 Number of patients with positive antibody detection in Western blot analysis of mucosa and tumor tissue

From: EGF receptor and COX-1/COX-2 enzyme proteins as related to corresponding mRNAs in human per-operative biopsies of colorectal cancer

   Mucosa (30) Tumor (30) p*
COX-1   30 (100%) 29 (97%) ns
COX-2 74 kDa 7 (23%) 22 (73%) <0.0001
66 kDa 30 (100%) 27 (90%) ns
EGFR Extracellular 170 kDa 22 (73%) 19 (63%) 0.01
all sizes 30 (100%) 22 (73%) ns
  Intracellular 170 kDa 22 (73%) 19 (63%) 0.01
  1. *Chi-square test.