Herpes Virus Infection in LCH Patients
Author Information
Author(s): Jeziorski Eric, Senechal Brigitte, Molina Thierry Jo, Devez Francis, Leruez-Ville Marianne, Morand Patrice, Glorion Christophe, Mansuy Ludovic, Gaudelus Joel, Debre Marianne, Jaubert Francis, Seigneurin Jean-Marie, Thomas Caroline, Joab Irene, Donadieu Jean, Geissmann Frederic
Primary Institution: Laboratory of biology of the mononuclear phagocyte system, INSERM U838, University Paris-Descartes, Paris, France
Hypothesis
Is there a role of herpesviruses (EBV, CMV, HHV-6) in the pathogenesis of Langerhans cell histiocytosis (LCH)?
Conclusion
The study found no evidence supporting a role of EBV, CMV, or HHV-6 in the pathogenesis of LCH.
Supporting Evidence
- Serological titers for EBV, CMV, and HHV-6 did not differ significantly between patients and controls.
- EBV was detected in 15% of biopsy samples, but only in bystander B lymphocytes, not in Langerhans cells.
- HHV-6 DNA was found in 26% of biopsy samples, but with low viral loads.
Takeaway
The study looked at whether certain viruses are linked to a rare disease in kids, and it found that they aren't.
Methodology
The study investigated the prevalence of EBV, CMV, and HHV-6 in 83 patients and 236 controls, analyzing serological responses and viral presence in tissue samples.
Potential Biases
Potential bias in patient selection and the reliance on serological tests for viral detection.
Limitations
The study was limited to specific herpesviruses and did not explore other potential viral associations with LCH.
Participant Demographics
The study included 83 pediatric patients with LCH and 236 age-matched controls.
Statistical Information
P-Value
0.475 for EBV, 0.282 for CMV, 0.424 for HHV-6
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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