the protein content and activities of alpha- and gamma-amylase , invertase , maltase , and glycil-l-leucine dipeptidase were assayed in the intestinal mucosa of the proximal portion of the small intestine in group 1 rats , while a decreased alpha-amylase activity in the distal portion of the small intestine was recorded in the animals of group 2 .
C0227261
mucosa of
C0021853
intestine