title: [Isolation and ultrastructural study of a Papova type virus not neutralized by the anti SV 40 reference serum during progressive multifocal leukoencephalopathy].
mesh_terms: D000818:Animals; D001706:Biopsy; D001921:Brain / Q000196:embryology; D002467:Cell Nucleus; D002478:Cells, Cultured; D046508:Culture Techniques; D003584:Cytological Techniques; D003588:Cytopathogenic Effect, Viral; D000882:Haplorhini; D006801:Humans; D007668:Kidney / Q000196:embryology; D007968:Leukoencephalopathy, Progressive Multifocal / Q000382:microbiology* / Q000473:pathology; D008854:Microscopy, Electron; D009500:Neutralization Tests; D027383:Papillomaviridae / Q000276:immunology; D027382:Polyomaviridae; D013539:Simian virus 40 / Q000276:immunology
vernacular_title: Isoelement et étude ultrastructurale d'un virus de type Papova non neutralisé par le sérum de référence anti-SV 40 au cours de la leucoencéphalopathie multifocale progressive.