Fig. 4From: Novel reference genes in colorectal cancer identify a distinct subset of high stage tumors and their associated histologically normal colonic tissuesHCA and PCA analysis of 8 RGCOEX genes in 79 CRC pairs. a. No differential expression of 8 RGCOEX genes among 79 CRC pairs in HCA. b. Differential expression of a subset sample (15 HSTs, 6 HSNs, 2 LSTs and 1 LSN in 8 RGCOEX gene PCA (HST&HSN /LST&LSN: CHITEST = 0.042)Back to article page