PROBLEM TO BE SOLVED: To provide a conjugate composed of new galectin molecules and glycosamine molecules, provide a tool for purifying and measuring galectin molecules or glycosaminoglycan molecules, and provide an activity regulator and a method for regulating the activity of galectin molecules.SOLUTION: The inventors have discovered new connectivity in a combination of specific galectin molecules and glycosaminoglycan molecules by comprehensive interaction analysis of a column immobilizing various galectin molecules and fluorescently-labeled products of various glycosaminoglycan molecules by using frontal affinity chromatography.
NEW GALECTIN-SUGAR CHAIN CONJUGATE, GALECTIN ACTIVITY REGULATOR