Investigating the molecular mechanisms through which FTY720-P causes persistent S1P1 receptor internalization. - Sykes DA; Riddy DM; Stamp C; Bradley ME; McGuiness N; Sattikar A; Guerini D; Rodrigues I; Glaenzel A; Dowling MR; Mullershausen F; Charlton SJ (British journal of pharmacology, 2014)