... 436-439 Maruta F, Ota H, Genta RM, Sugiyama A, Tatematsu M, Katsuyama T, et al Role of N-Methyl-N-nitrosourea in the induction of intestinal metaplasia and gastric adenocarcinoma in Mongolian gerbils ... 10 Maruta F, Sugiyama A, Ishizone S, Miyagawa S, Ota H, Katsuyama T Eradication of Helicobacter pylori decreases mucosal alterations linked to gastric carcinogenesis in Mongolian gerbils J Gastroenterol ... some proteinase and amylase complexes, including alpha-amylase, beta-amylase, and gluco-amylase In the last phase 5, the added enzymes were inactivated by heating the mixture up to 95 °C Based on...