| abstract |
The present invention provides a lactosyl glycoside or an N-acetyllactosaminylnglycoside useful as foods, functional food materials,nmedicines, and reagents with high yield and inexpensively by using antransfer reaction represented by the following formula in the presencenof an enzyme having an activity of cleaving a β 1,4 glucosyl bond:n LacA-X+Y → LacA-Y+X, n wherein LacA represents lactose or N-acetyllactosaminide; Xnrepresents hydrogen (H), a saccharide, a glycoconjugate, or a phenolicncompound; and Y represents a compound having an alcoholic hydroxylngroup or a phenolic hydroxyl group. |