Related Experiment Videos
Cytokine knockouts in contact hypersensitivity research.
Binghe Wang1, Clemens Esche, Adam Mamelak
1Department of Dermatology, School of Medicine, Johns Hopkins Medical Institutes, Johns Hopkins University, Outpatient Center-Room 6068, 601 N, Caroline Street, Baltimore, MD 21287-0900, USA. bwang8@jhmi.edu
Cytokine & Growth Factor Reviews
|September 2, 2003
Summary
Contact hypersensitivity (CHS) involves Langerhans cells (LCs) and T cells. Cytokine knockout mice help reveal the in vivo roles of cytokines in CHS immune responses.
Area of Science:
- Immunology
- Dermatology
Background:
- Contact hypersensitivity (CHS) is an immune response mediated by Langerhans cells (LCs) and T cells.
- LCs are crucial for initiating CHS through antigen uptake, migration, and T cell presentation.
- The role of the cytokine network in LC migration and CHS initiation requires further in vivo investigation.
Purpose of the Study:
- To elucidate the in vivo functions of individual cytokines in contact hypersensitivity.
- To understand the molecular mechanisms underlying CHS initiation and progression.
Main Methods:
- Utilized gene-targeting technology to create cytokine knockout (KO) mice.
- Studied the CHS response in mice deficient in specific cytokines or their receptors.
Main Results:
- Established the in vivo roles of various cytokines in LC-dependent immune responses.
- Provided insights into the cytokine network's influence on CHS.
Conclusions:
- Cytokine KO mouse models are valuable tools for dissecting CHS pathogenesis.
- These studies significantly advance the understanding of molecular mechanisms in cutaneous immunity.