Ligand-Binding Mass Spectrometry to Study Biotransformation of Fusion Protein Drugs and Guide Immunoassay Development: Strategic Approach and Application to Peptibodies Targeting the Thrombopoietin Receptor Journal title: The AAPS Journal Authors: Michael P. Hall, Colin Gegg, Kenneth Walker, Christopher Spahr, Robert Ortiz, Vimal Patel, Steven Yu... Subject(s): Medicine