ArticleDrug and alcohol dependence2024
Genome-wide analyses reveal shared genetic architecture and novel risk loci between opioid use disorder and general cognitive ability.
Article in Drug and alcohol dependence, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.
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Who cites it
5 citing papers in PubMed.
- Family-Based GWAS of Cognitive Endophenotypes Reveals Genetic Architecture of Memory and Executive Function in Alzheimer's Disease.Current issues in molecular biology · 2026Article
- Shared genetic variants across substance use disorders implicate common neurobiological pathways, a genome-wide mixed methods study.General psychiatry · 2026Article
- Article
- Unraveling the shared genetics of common epilepsies and general cognitive ability.medRxiv : the preprint server for health sciences · 2024Article
- Genetic overlap between schizophrenia and cognitive performance.Schizophrenia (Heidelberg, Germany) · 2024Article
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Authors and funding
16 authors.
Funding
Abstract
backgroundOpioid use disorder (OUD), a serious health burden worldwide, is associated with lower cognitive function. Recent studies have demonstrated a negative genetic correlation between OUD and general cognitive ability (COG), indicating a shared genetic basis. However, the specific genetic variants involved, and the underlying molecular mechanisms remain poorly understood. Here, we aimed to quantify and identify the genetic basis underlying OUD and COG.
methodsWe quantified the extent of genetic overlap between OUD and COG using a bivariate causal mixture model (MiXeR) and identified specific genetic loci applying conditional/conjunctional FDR. Finally, we investigated biological function and expression of implicated genes using available resources.
resultsWe estimated that ~94% of OUD variants (4.8k out of 5.1k variants) also influence COG. We identified three novel OUD risk loci and one locus shared between OUD and COG. Loci identified implicated biological substrates in the basal ganglia.
conclusionWe provide new insights into the complex genetic risk architecture of OUD and its genetic relationship with COG.
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