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Updated: Jul 8, 2026

Analyses of Proteinuria, Renal Infiltration of Leukocytes, and Renal Deposition of Proteins in Lupus-prone MRL/lpr Mice
Published on: June 8, 2022
Metabolic determinants of autoimmune kidney diseases
Yogesh Scindia1, Laurence Morel2
1Department of Medicine, University of Florida, Gainesville, FL, USA.
Abstract:
Autoantibody-driven autoimmune diseases, such as systemic lupus erythematosus, frequently affect organs such as the kidney. The differentiation and function of pathogenic immune cells that drive these diseases are in part controlled by their metabolic programming. For diseases that affect the kidney, the response of kidney cells to immune-mediated injury is also in part controlled by metabolic changes. Immune cells that promote the production of autoantibodies and/or infiltrate the kidney in lupus nephritis are sustained by enhanced glycolysis and mitochondrial oxidation. These metabolic processes are also enhanced in the mesangial and glomerular endothelial cells of patients with lupus nephritis and animal models of lupus nephritis, which may contribute to tissue injury. Similar alterations in metabolic processes might be involved in other autoimmune diseases that affect the kidney, including IgA nephropathy and ANCA-associated vasculitis. Insights into metabolic changes that occur in the context of autoimmune-mediated kidney diseases might have therapeutic implications. Despite the complexity of metabolic alterations presented by specific immune and renal cells in these autoimmune diseases, targeting of glycolysis, mitochondrial oxidation or iron metabolism could offer novel opportunities to enhance existing treatments for autoimmune-mediated kidney injury.
Insights
Metabolic changes in immune and kidney cells fuel autoimmune kidney diseases like lupus nephritis. Targeting these metabolic pathways, including glycolysis and mitochondrial oxidation, may offer new therapeutic strategies for kidney injury.
Area of Science:
- Immunology
- Nephrology
- Metabolic Biology
Background:
- Autoimmune diseases, including systemic lupus erythematosus, often impact the kidney.
- Immune cell function and kidney cell responses to injury are influenced by metabolic reprogramming.
- Lupus nephritis involves autoantibody production and immune cell infiltration in the kidney.
Purpose of the Study:
- To investigate the role of metabolic programming in immune and kidney cells in autoimmune kidney diseases.
- To explore potential therapeutic targets based on metabolic alterations in lupus nephritis and related conditions.
Main Methods:
- Analysis of metabolic pathways, including glycolysis and mitochondrial oxidation, in immune cells and kidney cells (mesangial and glomerular endothelial cells).
- Examination of metabolic alterations in patients with lupus nephritis and relevant animal models.
- Consideration of metabolic changes in other autoimmune kidney diseases like IgA nephropathy and ANCA-associated vasculitis.
Main Results:
- Immune cells driving lupus nephritis exhibit enhanced glycolysis and mitochondrial oxidation.
- Kidney cells (mesangial and glomerular endothelial cells) in lupus nephritis also show heightened metabolic activity, potentially contributing to tissue damage.
- Similar metabolic alterations may be present in other autoimmune kidney diseases.
Conclusions:
- Metabolic reprogramming plays a crucial role in the pathogenesis of autoimmune kidney diseases.
- Targeting metabolic pathways such as glycolysis, mitochondrial oxidation, and iron metabolism presents promising therapeutic avenues for autoimmune-mediated kidney injury.
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