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Defense Against Bacterial Pathogens

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Related Experiment Video

Updated: Jun 17, 2026

The bm12 Inducible Model of Systemic Lupus Erythematosus (SLE) in C57BL/6 Mice
12:04

The bm12 Inducible Model of Systemic Lupus Erythematosus (SLE) in C57BL/6 Mice

Published on: November 1, 2015

Pathogenic mechanisms in systemic lupus erythematosus.

Andras Perl

    Autoimmunity
    |December 18, 2009
    PubMed
    Summary

    This study explores new genetic factors and pathways in systemic lupus erythematosus (SLE) pathogenesis. Targeting mitochondrial dysfunction and oxidative stress shows promise for treating this autoimmune disease.

    Area of Science:

    • Immunology
    • Molecular Biology
    • Genetics

    Background:

    • Systemic lupus erythematosus (SLE) is a complex autoimmune disease driven by immune cell dysfunction and autoantibody production.
    • Mitochondrial dysfunction, characterized by hyperpolarization and ATP depletion, is a key factor in T cell abnormalities in SLE.
    • Genetic factors and aberrant signaling pathways significantly contribute to lupus pathogenesis.

    Discussion:

    • The mammalian target of rapamycin (mTOR) pathway, sensing mitochondrial potential, is a viable therapeutic target, with rapamycin/sirolimus showing efficacy in SLE models and patients.
    • Inhibiting various molecular targets, including oxidative stress, nitric oxide, retroviral elements (e.g., HRES-1, LINE-1), IFN-alpha, TLR-7/9, and signaling kinases (e.g., ERK, SYK), demonstrates therapeutic potential in preclinical lupus models.
    • Strategies targeting B cells, anti-DNA antibodies, and T-B cell interactions are effective in animal models, with human trials pending.

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    Analyses of Proteinuria, Renal Infiltration of Leukocytes, and Renal Deposition of Proteins in Lupus-prone MRL/lpr Mice
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    Analyses of Proteinuria, Renal Infiltration of Leukocytes, and Renal Deposition of Proteins in Lupus-prone MRL/lpr Mice

    Published on: June 8, 2022

    Related Experiment Videos

    Last Updated: Jun 17, 2026

    The bm12 Inducible Model of Systemic Lupus Erythematosus (SLE) in C57BL/6 Mice
    12:04

    The bm12 Inducible Model of Systemic Lupus Erythematosus (SLE) in C57BL/6 Mice

    Published on: November 1, 2015

    Analyses of Proteinuria, Renal Infiltration of Leukocytes, and Renal Deposition of Proteins in Lupus-prone MRL/lpr Mice
    09:43

    Analyses of Proteinuria, Renal Infiltration of Leukocytes, and Renal Deposition of Proteins in Lupus-prone MRL/lpr Mice

    Published on: June 8, 2022

    Key Insights:

    • Mitochondrial dysfunction and oxidative stress are central to SLE pathogenesis, particularly in T cell dysfunction.
    • Targeting mTOR and inhibiting specific inflammatory pathways offer promising therapeutic avenues for SLE.
    • Accelerated atherosclerosis due to chronic inflammation is a major cause of mortality in SLE patients.

    Outlook:

    • Further clinical studies are crucial to validate the efficacy of novel therapeutic targets in human SLE.
    • Developing comprehensive treatment strategies that address both immune dysregulation and accelerated atherosclerosis is essential.
    • Continued research into genetic factors and signaling pathways will uncover new therapeutic opportunities for SLE.