we studied the effect of intestinal microorganisms on the synthesis of membrane-associated glycoproteins in the upper small intestine by intraperitoneally administering l- [ 3h ] fucose , d- [ 14c ] glucosamine , or l- [ 3h ] leucine to germ-free mice and mice exposed to microorganisms for 4 weeks ( conventionalized ) .
C0021853
intestinal
C0021852
small intestine