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Updated: Jun 19, 2026
11:17
A Suction Blister Protocol to Study Human T-cell Recall Responses In Vivo
Published on: August 11, 2018
Tuft cells awaken Th2 recall responses
1Institut de Génomique Fonctionnelle (IGF), University of Montpellier, CNRS, Inserm, Montpellier, France; Equipe Labellisée Ligue 2026.
Trends in Parasitology
|June 17, 2026
Summary
Tuft cells are not essential for establishing memory T helper 2 (Th2) cell immunity. However, they are crucial for protection against secondary helminth infections by promoting Th2 cell function.
Area of Science:
- Immunology
- Infectious Disease
Background:
- Tuft cells were considered epithelial activators of innate type 2 immunity.
- Their precise role in adaptive immunity, particularly memory responses, remained unclear.
Purpose of the Study:
- To investigate the role of tuft cells in memory T helper 2 (Th2) cell establishment.
- To determine the necessity of tuft cells for protective immunity during secondary helminth infections.
Main Methods:
- Investigated the role of tuft cells in memory T helper 2 (Th2) cell establishment using mouse models.
- Assessed the requirement of tuft cells for protective immunity during secondary helminth infection.
Main Results:
- Tuft cells are dispensable for the initial establishment of memory Th2 cells.
- Tuft cells are required for protective immunity during secondary helminth infection.
- Tuft cell-derived interleukin-25 and leukotriene C4 promote memory Th2 effector function.
Conclusions:
- Tuft cells play a critical role in secondary helminth infection immunity.
- Tuft cells regulate memory Th2 cell effector function through specific secreted molecules.
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