Transcriptomic studies unravel the molecular and cellular complexity of systemic lupus erythematosus: A review.

Clin Immunol

Department of Paediatrics and Adolescent Medicine, The University of Hong Kong, Hong Kong, China. Electronic address:

Published: November 2024


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Article Abstract

Transcriptomic analysis plays a vital role in investigating Systemic Lupus Erythematosus (SLE), a complex autoimmune disease characterized by diverse clinical manifestations. This approach has yielded valuable insights into gene expression patterns and molecular regulatory mechanisms involved in SLE pathogenesis. Notably, interferon-stimulated gene (ISG) signatures are significantly upregulated in immune cells, skin, and kidney. Although a correlation with serological parameters and clinical symptoms has been proposed, the association with global disease activities remains controversial. Key findings in the field include an upregulated plasmablast signature, which positively correlates with disease activity; a neutrophil signature associated with lupus nephritis; and a decreased lymphocyte signature, reflecting lymphopenia. Tissue-level studies highlight the critical role of infiltrating immune cells in organ damage. Future research should leverage advanced technologies and integrate multi-omics data to deepen our understanding of SLE's molecular underpinnings, facilitating the development of targeted therapies.

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http://dx.doi.org/10.1016/j.clim.2024.110367DOI Listing

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