Production and characterization of monoclonal anti-sphingosine-1-phosphate antibodies1 oleh Nicole O'Brien, S. Tarran Jones, David G. Williams, H. Brad Cunningham, Kelli Moreno, Barbara Visentin, Angela Gentile, John Vekich, William Shestowsky, Masao Hiraiwa, Rosalia Matteo, Amy Cavalli, Douglas Grotjahn, Maria Grant, Geneviève Hansen, Mary-Ann Campbell, Roger Sabbadini