Serum total cholesterol and low-density lipoprotein cholesterol are associated with Parkinson’s disease in East Asian populations: a bidirectional Mendelian randomization study with complementary animal observation
Background Dysregulation of lipid metabolism has been implicated in Parkinson’s disease (PD), yet causal relationships remain unclear due to confounding factors inherent in observational studies. Most Mendelian randomization studies on lipid-PD relationships have been conducted in European populations, leaving the caus...