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X-linked lymphoproliferative disease: twenty-five years after the discovery
T A Seemayer1, T G Gross, R M Egeler
1Department of Pathology, University of Nebraska Medical Center, Omaha 68198-3135, USA.
Pediatric Research
|October 1, 1995
Summary
X-linked lymphoproliferative disease (XLP) is an immunodeficiency caused by a mutation affecting the immune response to Epstein-Barr virus (EBV). Research is nearing the identification of the XLP gene, crucial for understanding immune defense against this common virus.
Area of Science:
- Immunology
- Genetics
- Virology
Background:
- X-linked lymphoproliferative disease (XLP) is a primary immunodeficiency disorder.
- It affects males' ability to respond to Epstein-Barr virus (EBV).
- The Purtilo Registry was established in 1980 for XLP diagnosis, treatment, and research.
Observation:
- 272 males across 80 kindreds have been identified with XLP.
- 10% of affected males show immunological abnormalities before EBV exposure.
- The XLP gene has been localized to a specific region on chromosome Xq25.
Findings:
- The XLP gene's identification is imminent.
- Cloning the XLP gene will elucidate the immune response orchestration to EBV.
- Understanding the XLP gene's function is vital for treating affected individuals and carriers.
Implications:
- The identification of the XLP gene will benefit affected males and female carriers.
- Defining the XLP gene's role enhances understanding of defense against ubiquitous DNA viruses like EBV.
- This research contributes to the broader field of immunodeficiency and viral immunology.