April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study analyzed blood samples from individuals with alopecia areata and found that NKG2D+ immune cells, particularly memory-like NK cells, may better correlate with disease activity compared to CD8+ cells, though significant variability among individuals complicates these findings.
22 citations
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September 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” This review highlights the possible role of T regulatory cells in the immune-related mechanisms of alopecia areata but reports no new clinical findings.
3 citations
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January 2023 in “JEADV Clinical Practice” This study suggests that IL-17 may play a more significant role than IFN-γ in the pathogenesis of chronic alopecia areata, with increasing severity linked to Th17 lymphocytes and cytotoxic T lymphocyte infiltration.
4 citations
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July 2025 in “Frontiers in Immunology” This study explored peripheral blood immune dysregulation in alopecia areata through single-cell analyses, identifying systemic changes linked to disease severity and key signaling roles for monocytes, NK cells, and memory T cells, suggesting potential therapeutic targets.
25 citations
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November 2020 in “Cell Reports Medicine” Developing human skin has immune cells with memory-like features.