a histochemical localization of tag72 , obtained through a reaction to moab cc49 and b72.3 in gastric cancer tissues , demonstrated a negative reaction in normal epithelium and a positive reaction in the cellular membranes of patients with enteric metaplasia and/or a well-differentiated adenocarcinoma , as well as a positive reaction in the cytoplasm in the majority of patients with a gastric adenocarcinoma .
C0014609
epithelium
C0001418
adenocarcinoma