Marcel Morgenstern

Marcel Morgenstern is a Senior Scientist at Johnson & Johnson with more than 10 years of experience in mass spectrometry, proteomics, and analytical method development. His work focuses on developing advanced sample-preparation strategies and sensitive, high-throughput mass spectrometry workflows for the characterization of complex biological samples and biotherapeutics. He developed an enzyme-assisted direct-infusion MS workflow for the site-specific quantification of isoaspartate in monoclonal antibodies. His technical expertise includes rapid peptide mapping, quantitative proteomics, and method development across leading mass spectrometry platforms from Thermo Fisher Scientific and Bruker. His work combines analytical technology development with cross-functional scientific collaboration in biopharmaceutical research.