title: Appearance of defective simian virus 40 following infection of cultured human glioblastoma cells.
mesh_terms: D002460:Cell Line; D003673:Defective Viruses / Q000235:genetics / Q000254:growth & development*; D005814:Genes, Viral; D013539:Simian virus 40 / Q000235:genetics / Q000254:growth & development*; D010948:Viral Plaque Assay