Langerhans Cells and Schistosoma mansoni: A Minor Role in Immune Response
Author Information
Author(s): Kumkate Supeecha, Jenkins Gavin R., Paveley Ross A., Hogg Karen G., Mountford Adrian P.
Primary Institution: Department of Biology, The University of York, York, UK
Hypothesis
Are Langerhans cells significant in the immune response to Schistosoma mansoni?
Conclusion
Langerhans cells are a minor component of the antigen-presenting cell population that migrates from the epidermis and are unlikely to play a major role in priming protective CD4+ cells in the skin-draining lymph nodes.
Supporting Evidence
- CD207+ Langerhans cells were found to migrate from the epidermis to the skin-draining lymph nodes after exposure to schistosome larvae.
- Despite their migration, CD207+ cells represented only a small fraction of the total antigen-presenting cells in the lymph nodes.
- Significant decreases in the number of CD207+ cells in the epidermis were observed after parasite exposure.
Takeaway
Langerhans cells are special immune cells in the skin, but they don't help much when it comes to fighting off schistosomiasis.
Methodology
Mice were exposed to irradiated or normal cercariae, and Langerhans cell migration was tracked using flow cytometry and immunohistochemistry.
Potential Biases
Potential bias in cell enumeration methods and the subjective nature of histological analysis.
Limitations
The study primarily focuses on a mouse model, which may not fully represent human immune responses.
Participant Demographics
Female C57BL/6 strain mice, aged 8-10 weeks.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website