title: Etiology of progressive multifocal leukoencephalopathy. Identification of papovavirus.
mesh_terms: D000293:Adolescent; D000328:Adult; D000372:Agglutination Tests; D000818:Animals; D000956:Antigens, Viral; D001921:Brain / Q000382:microbiology; D005260:Female; D005455:Fluorescent Antibody Technique; D006801:Humans; D007106:Immune Sera; D007968:Leukoencephalopathy, Progressive Multifocal / Q000175:diagnosis / Q000209:etiology* / Q000382:microbiology; D008297:Male; D008854:Microscopy, Electron; D008875:Middle Aged; D027383:Papillomaviridae / Q000302:isolation & purification*; D027382:Polyomaviridae; D011817:Rabbits / Q000276:immunology; D013539:Simian virus 40 / Q000302:isolation & purification
chemical_list: D000956:Antigens, Viral; D007106:Immune Sera