Lipidomic Influences on Major Depressive Disorders
Summary
The intricate lipid composition of neuronal membranes and circulating lipids exerts a profound influence on brain physiology and mood regulation. Lipidomics—the systematic study of lipid species—has revealed that dysregulation in phospholipids, sphingolipids and polyunsaturated fatty acids may alter synaptic plasticity, neuroinflammation and neurotransmitter signalling pathways implicated in major depressive disorder (MDD). Perturbations in membrane fluidity can affect receptor function and intracellular signalling cascades, while variations in peripheral lipoprotein levels reflect systemic metabolic states that interact with central nervous system homeostasis. Emerging evidence suggests that specific lipid profiles may serve as biomarkers for disease risk, monitor treatment response and inform novel therapeutic strategies targeting lipid metabolism. This field holds global significance, linking cardiovascular comorbidities, dietary factors and psychopharmacology through a unified lipid-centric framework for understanding and managing depression.
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Lipidomic Influences on Major Depressive Disorders publication trend
The graph below shows the total number of articles in lipidomic influences on major depressive disorders across all publications each year (not limited to Nature Index journals).
Technical terms
Lipidomics: Comprehensive analysis of cellular lipid species and their functions.
Membrane fluidity: Property of lipid bilayers affecting the mobility and function of membrane proteins.
Lipoproteins: Circulating complexes that transport cholesterol and triglycerides in the blood.
Polyunsaturated fatty acids: Lipids with multiple double bonds influencing inflammation and membrane dynamics.
Peripheral biomarkers: Measurable substances in blood reflecting physiological or pathological processes in the body.
References
- Depression and cognition are associated with lipid dysregulation in both a multigenerational study of depression and the National Health and Nutrition Examination Survey. Translational Psychiatry (2024).
- Impact of St. John’s wort extract Ze 117 on stress induced changes in the lipidome of PBMC. Molecular Medicine (2023).
- The Role of Lipid Biomarkers in Major Depression. Healthcare (2017).
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