Causal inference for heritable phenotypic risk factors using heterogeneous genetic instruments.

Over a decade of genome-wide association studies (GWAS) have led to the finding of extreme polygenicity of complex traits. The phenomenon that "all genes affect every complex trait" complicates Mendelian Randomization (MR) studies, where natural genetic variations are used as instruments t...

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Bibliographic Details
Main Authors: Jingshu Wang, Qingyuan Zhao, Jack Bowden, Gibran Hemani, George Davey Smith, Dylan S Small, Nancy R Zhang
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2021-06-01
Series:PLoS Genetics
Online Access:https://doi.org/10.1371/journal.pgen.1009575