Fig. 5
The mean levels of the 11 metabolites in 30 samples from 5 patients with cT1 and cT2 stage tumors. The most significant changes in metabolite levels were observed at 0.5Â cm from the tumor, while the changes in the tissues afterwards showed a stable trend. a-k represent acetamido phenylalamine, ethyl 3-hydroxy Triester, 7-dehydrocholine, propylcarnitine, 24-O-B-D-glucoside, amphetamine nucleoside monophosphate, 1-acetylglycerin phosphoric acid, N-acrylamide, 4-hydroxybutadibenzoic acid, 4,5 epoxy amide and adenosine acid, respectively