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Ratios of COX
2 mRNA expression in paired colorectal tumor
normalized with respect to tissue weight or to the levels of the housekeeping genes
Over-expression of COX-2 mRNA in colorectal cancer
Number of pairs
N = 60
N = 60
N = 55*
Ratio >1 (%)**
Ratio <1 (%)***
, beta-2 microglobulin.
, glyceraldehyde-3-phosphate dehydrogenase.
was not detectable or the analysis did not succeed in 5 cases.
**Ratio > 1 means that COX-2 expression is higher in colorectal tumor tissue compared to paired normal mucosa.
***Ratio < 1 means that COX-2 expression is lower in colorectal tumor tissue compared to paired normal mucosa.
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