Genetic correlations of polygenic disease traits: from theory to practice

W Van Rheenen, WJ Peyrot, AJ Schork… - Nature Reviews …, 2019 - nature.com
The genetic correlation describes the genetic relationship between two traits and can
contribute to a better understanding of the shared biological pathways and/or the causality …

Identifying disease-critical cell types and cellular processes by integrating single-cell RNA-sequencing and human genetics

KA Jagadeesh, KK Dey, DT Montoro, R Mohan… - Nature …, 2022 - nature.com
Genome-wide association studies provide a powerful means of identifying loci and genes
contributing to disease, but in many cases, the related cell types/states through which genes …

Causal effects on complex traits are similar for common variants across segments of different continental ancestries within admixed individuals

K Hou, Y Ding, Z Xu, Y Wu, A Bhattacharya, R Mester… - Nature …, 2023 - nature.com
Individuals of admixed ancestries (for example, African Americans) inherit a mosaic of
ancestry segments (local ancestry) originating from multiple continental ancestral …

Combining SNP-to-gene linking strategies to identify disease genes and assess disease omnigenicity

S Gazal, O Weissbrod, F Hormozdiari, KK Dey… - Nature Genetics, 2022 - nature.com
Disease-associated single-nucleotide polymorphisms (SNPs) generally do not implicate
target genes, as most disease SNPs are regulatory. Many SNP-to-gene (S2G) linking …

Large-scale genome-wide association study in a Japanese population identifies novel susceptibility loci across different diseases

K Ishigaki, M Akiyama, M Kanai, A Takahashi… - Nature …, 2020 - nature.com
The overwhelming majority of participants in current genetic studies are of European
ancestry. To elucidate disease biology in the East Asian population, we conducted a …

Leveraging base-pair mammalian constraint to understand genetic variation and human disease

PF Sullivan, JRS Meadows, S Gazal, BDN Phan, X Li… - Science, 2023 - science.org
Thousands of genomic regions have been associated with heritable human diseases, but
attempts to elucidate biological mechanisms are impeded by an inability to discern which …

Leveraging fine-mapping and multipopulation training data to improve cross-population polygenic risk scores

O Weissbrod, M Kanai, H Shi, S Gazal, WJ Peyrot… - Nature Genetics, 2022 - nature.com
Polygenic risk scores suffer reduced accuracy in non-European populations, exacerbating
health disparities. We propose PolyPred, a method that improves cross-population …

Quantifying genetic effects on disease mediated by assayed gene expression levels

DW Yao, LJ O'connor, AL Price, A Gusev - Nature genetics, 2020 - nature.com
Disease variants identified by genome-wide association studies (GWAS) tend to overlap
with expression quantitative trait loci (eQTLs), but it remains unclear whether this overlap is …

Functionally informed fine-mapping and polygenic localization of complex trait heritability

O Weissbrod, F Hormozdiari, C Benner, R Cui… - Nature …, 2020 - nature.com
Fine-mapping aims to identify causal variants impacting complex traits. We propose
PolyFun, a computationally scalable framework to improve fine-mapping accuracy by …

Genetic analyses identify widespread sex-differential participation bias

N Pirastu, M Cordioli, P Nandakumar, G Mignogna… - Nature Genetics, 2021 - nature.com
Genetic association results are often interpreted with the assumption that study participation
does not affect downstream analyses. Understanding the genetic basis of participation bias …