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Table 1 HIF-1α expression in benign and premalignant colorectal lesions

From: Hypoxia-inducible factor 1 alpha expression increases during colorectal carcinogenesis and tumor progression

 

n

HIF-1 positivity

normal mucosa

20

0

HP

20

0

TA-LGD

20

0

TA-HGD

20

10 (50%)

SSA

13

7 (54%)

  1. Abbreviations: HP – hyperplastic polyp, TA-LGD – tradtional adenoma-low grade dysplasia, TA-HGD – tradtional adenoma-high grade dysplasia, SSA – sessile serrated adenoma