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Antibodies to borna disease virus in subacute sclerosing panencephalitis

Serdal Güngör1, Banu Anlar, Nuri Turan

  • 1Department of Pediatric Neurology, Hacettepe University Faculty of Medicine, Ankara, Turkey. banlar@hacettepe.edu.tr

The Pediatric Infectious Disease Journal
|September 9, 2005
PubMed

Insights

Borna disease virus (BDV) may influence subacute sclerosing panencephalitis (SSPE) progression. While not causing SSPE, high BDV antibodies correlated with earlier, faster disease in patients, suggesting a role in disease course.

Area of Science:

  • Neurovirology
  • Immunology

Background:

  • Subacute sclerosing panencephalitis (SSPE) is a rare, fatal neurological complication of measles virus infection.
  • The exact mechanisms of measles virus persistence and reactivation in SSPE remain elusive.
  • Borna disease virus (BDV) is known to establish persistent infections within the nervous system.

Purpose of the Study:

  • To investigate a potential association between Borna disease virus (BDV) and subacute sclerosing panencephalitis (SSPE).
  • To explore if BDV influences the clinical course of SSPE.

Main Methods:

  • Comparative analysis of BDV seropositivity in SSPE patients and control groups.
  • Correlation of BDV antibody levels with disease onset and progression rates in SSPE patients.

Main Results:

  • BDV seropositivity rates were comparable between SSPE patients and controls.
  • SSPE patients exhibiting high antibody titers to BDV experienced earlier disease onset and more rapid progression.
  • No direct evidence for BDV's role in the initial cause (etiopathogenesis) of SSPE was found.

Conclusions:

  • Borna disease virus (BDV) does not appear to be a cause of subacute sclerosing panencephalitis (SSPE).
  • Elevated BDV antibodies may indicate a role for BDV in modulating the clinical course and severity of SSPE.
  • Further research is warranted to elucidate the specific mechanisms by which BDV influences SSPE progression.

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