Authors' Affiliations: 1Center for Glycomics, Departments of Cellular and Molecular Medicine and Oral Diagnostics, University of Copenhagen, Copenhagen, Denmark; 2Department of Medicine, Melanoma and Sarcoma Service, Memorial Sloan-Kettering Cancer Center, New York, New York; 3Eppley Institute for Research in Cancer and Allied Diseases, University of Nebraska, Omaha, Nebraska; and 4King's College School of Medicine, Guy's Hospital London, London, United Kingdom (At 2010-02-14)