. . . . . . . . . . . . "[Mutations in the Cu/Zn superoxide dismutase gene (SOD-1) are reported in 20% of familial amyotrophic lateral sclerosis (ALS) cases, but no definite report of a mutation in a `truly` sporadic case of ALS has been proved.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . . "Gene-disease associations manually curated."@en . "DisGeNET evidence - CURATED"@en . "2013-07-24"^^ . "2014-10-02T12:32:00+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .