Fig. 6From: Novel reference genes in colorectal cancer identify a distinct subset of high stage tumors and their associated histologically normal colonic tissuesPCA analysis of combination with 8 reference genes and 8 RGCOEX genes in 50 CRC pairs (TCGA). Differentiation expression of a subset sample (5 HSTs/3 HSNs and 7 LSTs) by 8 colorectal reference genes and 8 RGCOEX gene in PCA without statistical power (HST&HSN /LST: Chi square test = 0.085)Back to article page