Vasculitis & polymyalgia rheumatica

Integrated bulk and single-cell transcriptomics identifies shared and specific immune signatures in Takayasu Arteritis

Arthritis Res TherPublished Mechanistic study

Authors' conclusion

Integrated bulk and single-cell transcriptomics reveal both shared and subset-specific signaling landscapes for CD4⁺ and CD8⁺ T cells in TAK.

Study context

Population
Treatment-naïve patients with TAK; healthy and atherosclerotic controls
Participants
8 / 3 / 3 / 3
Comparison
Treatment-naïve TAK vs age-matched healthy controls (blood) and atherosclerotic controls (aortic tissue)
  • TAK (blood)n = 8
  • Healthy controlsn = 3reference
  • TAK (aorta)n = 3
  • Atherosclerotic controlsn = 3reference
Outcome
DEGs (false-discovery rate < 0.05) and immune signatures
Methodological detailsbulk RNA-sequencing of peripheral-blood CD4⁺ and CD8⁺ T cells, single-cell RNA-sequencing of aortic tissue
  • Bulk RNA-sequencing of peripheral-blood CD4⁺ and CD8⁺ T cells
  • Single-cell RNA-sequencing of aortic tissue

Main finding

As reported in the abstract

DEGs in CD4⁺ T cells (bulk)

851

DEGs in CD8⁺ T cells (bulk)

1 645

Original publication

Integrated bulk and single-cell transcriptomics identifies shared and specific immune signatures in Takayasu Arteritis. Arthritis Res Ther. Published 11 November 2025. doi:10.1186/s13075-025-03673-x

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