Th17 Cells and Activated Dendritic Cells Are Increased in Vitiligo Lesions
Author Information
Author(s): Wang Claire Q. F., Cruz-Inigo Andres E., Fuentes-Duculan Judilyn, Moussai Dariush, Gulati Nicholas, Sullivan-Whalen Mary, Gilleaudeau Patricia, Cohen Jules A., Krueger James G.
Primary Institution: Laboratory for Investigative Dermatology, The Rockefeller University
Hypothesis
This study aimed to characterize the Th1 and Th17 components in vitiligo, as well as the epidermal Langerhans cell and myeloid dermal dendritic cell populations.
Conclusion
The study provided direct tissue evidence that implicates active Th17 cells in vitiligo skin lesions.
Supporting Evidence
- Elevated tissue mRNA levels of IL-17A were detected in leading edge skin biopsies of vitiligo patients.
- Significant CD3+ and CD8+ T cell infiltration was observed in vitiligo skin.
- More mature/activated Langerhans cells and dermal DCs were found in leading edge vitiligo skin.
Takeaway
Vitiligo is a skin condition where skin loses its color, and this study found that certain immune cells are more active in the affected areas.
Methodology
The study characterized T cell and inflammation-related dermal dendritic cell subsets in vitiligo skin using immunohistochemistry staining.
Participant Demographics
Patients with non-segmental vitiligo, aged 18 or older.
Statistical Information
P-Value
p<0.0069
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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