An update on long-term in vivo and in vitro studies designed to identify a virus as the cause of amyotrophic lateral sclerosis, parkinsonism dementia, and Parkinson's disease.
D000690:Amyotrophic Lateral Sclerosis / Q000382:microbiology*; D000818:Animals; D001921:Brain / Q000382:microbiology; D046508:Culture Techniques; D003704:Dementia / Q000382:microbiology*; D000882:Haplorhini; D015186:Hominidae; D006801:Humans; D002679:Pan troglodytes; D010300:Parkinson Disease / Q000382:microbiology*; D013116:Spinal Cord / Q000382:microbiology; D014777:Virus Diseases / Q000382:microbiology*