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Related Experiment Video

Updated: Feb 5, 2026

Trichuris muris Infection: A Model of Type 2 Immunity and Inflammation in the Gut

Trichuris muris Infection: A Model of Type 2 Immunity and Inflammation in the Gut

Published on: May 24, 2011

Two-Factor Authentication for Type 2 Immunity.

Jennifer S Chen¹, Stephanie C Eisenbarth¹

¹Departments of Laboratory Medicine and Immunobiology and Section of Rheumatology, Allergy, and Clinical Immunology, Yale University School of Medicine, New Haven, CT, USA.

|September 21, 2018

Summary

This summary is machine-generated.

Chemokine CCL8 is crucial for initiating type 2 immune responses. It enables dendritic cells to enter lymph nodes, promoting T helper 2 (Th2) cell differentiation following allergen exposure.

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Area of Science:

Immunology
Cellular Biology
Allergy Research

Background:

Type 2 immune responses are critical for defense against helminths and allergic diseases.
The precise mechanisms regulating the initiation of type 2 immunity remain incompletely understood.
Dendritic cells (DCs) play a pivotal role in bridging innate and adaptive immunity.

Purpose of the Study:

To investigate the role of chemokines in the regulation of type 2 immune initiation.
To identify key signals that facilitate dendritic cell migration to lymph nodes for Th2 cell induction.
To elucidate the function of CCL8 in the context of allergen-induced immune responses.

Main Methods:

Analysis of chemokine expression in response to allergen exposure.
In vivo studies using mouse models to track dendritic cell migration.
Flow cytometry and cytokine analysis to assess T helper 2 cell differentiation.

Main Results:

CCL8 expression is upregulated following allergen exposure.
CCL8 is essential for dendritic cell entry into the lymph node parenchyma.
CCL8 signaling promotes the differentiation of naive T cells into Th2 effector cells.

Conclusions:

CCL8 acts as a critical licensing signal for dendritic cells in type 2 immunity.
CCL8 bridges allergen sensing and the induction of Th2-mediated immune responses.
Targeting CCL8 may offer therapeutic strategies for allergic diseases.