title: Natalizumab and PML.
authors.forename: Richard M
authors.initials: RM
authors.lastname: Ransohoff
mesh_terms: D000911:Antibodies, Monoclonal / Q000627:therapeutic use*; D061067:Antibodies, Monoclonal, Humanized; D006801:Humans; D007968:Leukoencephalopathy, Progressive Multifocal / Q000188:drug therapy*; D000069442:Natalizumab
chemical_list: D000911:Antibodies, Monoclonal; D061067:Antibodies, Monoclonal, Humanized; D000069442:Natalizumab