Article
Genetic evidence for potential molecular mediators underlying the causal relationship between obesity and breast cancer: a two-step, two-sample Mendelian randomization study.
BMC cancer - 10 Mar 2026
Hao Yu, Jiang Xia, Xiao Jinyu, Fan Mengyu, Wu Xueyao, Liao Jiaqiang, Zhao Xunying, Feng Wanting, Qi Hongbo, Li Jiayuan
Abstract excerpt
BACKGROUND: Relationships between BMI and breast cancer risk have been widely reported in previous Mendelian randomization (MR) studies, but the underlying molecular mechanisms remain unclear. We conducted this comprehensive two-sample MR to investigate the mediating role of 8 circulating biomarkers linking genetically predicted BMI to breast cancer risk both individually and simultaneously. METHODS: A total of...
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