title: Two demyelinating diseases in the brain of a single patient, PML and MS: how to minimize 'one' while treating the 'other'.
authors.affiliation: Laboratory of Molecular Medicine and Neuroscience, NINDS, National Institutes of Health Bethesda, MD 20892, USA.
authors.forename: Eugene O
authors.initials: EO
authors.lastname: Major
authors.forename: Daniel C
authors.initials: DC
authors.lastname: Douek
authors.forename: Elliot M
authors.initials: EM
authors.lastname: Frohman
authors.forename: Declan R
authors.initials: DR
authors.lastname: Walsh
mesh_terms: D000818:Animals; D001921:Brain / Q000378:metabolism* / Q000473:pathology; D003711:Demyelinating Diseases / Q000276:immunology*; D006801:Humans; D007577:JC Virus / Q000276:immunology*; D007968:Leukoencephalopathy, Progressive Multifocal / Q000209:etiology / Q000276:immunology*; D009103:Multiple Sclerosis / Q000276:immunology*; D009836:Oligodendroglia / Q000276:immunology*; D027601:Polyomavirus Infections / Q000150:complications / Q000276:immunology*; D011379:Prognosis; D012306:Risk; D013601:T-Lymphocytes / Q000276:immunology*