title: Further studies in search of a virus in amyotrophic lateral sclerosis.
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000382:microbiology*; D001921:Brain / Q000382:microbiology; D002472:Cell Transformation, Viral; D004267:DNA Viruses / Q000302:isolation & purification; D004591:Electrophoresis, Polyacrylamide Gel; D006801:Humans; D012328:RNA Viruses / Q000302:isolation & purification; D013116:Spinal Cord / Q000382:microbiology; D014764:Viral Proteins / Q000032:analysis; D014777:Virus Diseases / Q000382:microbiology*
chemical_list: D014764:Viral Proteins