Fucose is an L-configuration sugar found abundantly in the mammalian gut. were not found by a broadly reactive fucose-specific lectin (1). Fut1 expression is restricted to M cells a rare intestinal epithelial population (3). In rodents the stomach and parts of large intestine are constitutively fucosylated while that in the small intestine is variable and… Continue reading Fucose is an L-configuration sugar found abundantly in the mammalian gut.