in striking contrast , significant activity of a beta 1 -- -- 3n-acetylglucosaminyltransferase responsible for synthesis of lactotriaosylceramide ( lc3 ) was found in various cases of colonic adenocarcinoma and cell lines , but was undetectable in normal colonic epithelial cells .
C0338106
colonic adenocarcinoma
C0014597
epithelial cells