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Table 1 Histopathologic examination of classic ACF, dark ACF, and tumor

From: Dark Aberrant Crypt Foci with activated Wnt pathway are related to tumorigenesis in the colon of AOM-treated rat

  Hyperplasia without dysplasia Mild dysplasia Morderate dysplasia Severe dysplasia
   W8-14 W16-21 W22-25 W8-14 W16-21 W22-25 W8-14 W16-21 W22-25
Classic ACF 165 0 0 0 0 0 0 0 0 0
Dark ACF 0 1 0 0 2 7 2 0 4 6
tumor 0 0 0 0 0 0 3 0 1 6
  1. Note: No. rats (n) used at each time point after AOM treatment: Wk8, 10, 12, 14, 16, 18, 20, 21,22, 23, 24, 25 = 5, respectively.