https://www.wikidata.org/wiki/Q34559291
Homozygotes for Huntington's disease - Wikidata
huntingtondiseasewikidata
https://pubmed.ncbi.nlm.nih.gov/32015339/?dopt=Abstract
Exceptionally low likelihood of Alzheimer's dementia in APOE2 homozygotes from a 5,000-person...
Each additional copy of the apolipoprotein E4 (APOE4) allele is associated with a higher risk of Alzheimer's dementia, while the APOE2 allele is associated...