Table 2

Comparison of expression profiles between the three procurement groups

Comparison group

Number of gene probe sets with ≥ 2 fold change

Percentage of gene probe sets with ≥ 2 fold change


Group 1 vs. Group 2

13,544

25%

Group 1 vs. Group 3

699

1.9%

Group 2 vs. Group 3

10,344

19%


Comparison of results between sample procurement groups after amplification and hybridization onto Affymetrix HGU133 Plus 2.0 chips. Similarities in the expression profile were greatest between Groups 1 and 3, with significant differences apparent between Groups 1 and 2 and Groups 2 and 3.

Mojica et al. BMC Clinical Pathology 2007 7:7   doi:10.1186/1472-6890-7-7

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