title: The significance of failure to isolate infectious viruses in cases of subacute sclerosing panencephalitis. Brief report.
mesh_terms: D000956:Antigens, Viral / Q000302:isolation & purification; D001921:Brain; D002459:Cell Fusion; D046508:Culture Techniques; D003588:Cytopathogenic Effect, Viral; D005455:Fluorescent Antibody Technique; D006801:Humans; D008854:Microscopy, Electron; D009698:Nucleoproteins; D009976:Orthomyxoviridae Infections / Q000150:complications; D010222:Parainfluenza Virus 1, Human / Q000254:growth & development; D010252:Paramyxoviridae / Q000276:immunology / Q000302:isolation & purification*; D013344:Subacute Sclerosing Panencephalitis / Q000209:etiology / Q000382:microbiology*; D014764:Viral Proteins
chemical_list: D000956:Antigens, Viral; D009698:Nucleoproteins; D014764:Viral Proteins