[1] Univ Oklahoma, Hlth Sci Ctr, Dept Biochem Mol Biol, Oklahoma City, OK 73104 USA
[2] Univ Oklahoma, Hlth Sci Ctr, Oklahoma Ctr Med Glycobiol, Oklahoma City, OK 73104 USA
[3] Univ Oklahoma, Dept Med Chem, Coll Pharm, Norman, OK 73019 USA
[4] Univ Helsinki, Div Biochem, Dept Bio & Environm Sci, FIN-00014 Helsinki, Finland