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Generation and characterization of JCV permissive hybrid cell lines

Ilker K Sariyer1, Mahmut Safak, Jennifer Gordon

  • 1Department of Neuroscience, Center for Neurovirology, Temple University School of Medicine, 1900 North 12th Street, 015-96, Room 203, Philadelphia, PA 19122, USA.

Journal of Virological Methods
|May 16, 2009
PubMed

Insights

Researchers developed a novel hybrid cell line by fusing human astrocytes and glioblastoma cells. This new system efficiently supports JC virus (JCV) replication, aiding in the study of progressive multifocal leukoencephalopathy (PML).

Area of Science:

  • Neurovirology
  • Cell Biology
  • Molecular Virology

Background:

  • JC virus (JCV) causes progressive multifocal leukoencephalopathy (PML), a fatal demyelinating disease.
  • JCV primarily infects oligodendrocytes and astrocytes in the central nervous system.
  • Current laboratory propagation of JCV is restricted to primary human fetal glial cells.

Purpose of the Study:

  • To develop a novel and efficient cell culture system for studying JCV.
  • To facilitate research into JCV host-cell interactions and replication mechanisms.
  • To establish a platform for high-throughput screening of anti-JCV agents.

Main Methods:

  • Fusion of primary human fetal astrocytes with the U-87MG human glioblastoma cell line.
  • Characterization of the resulting hybrid cell line's capacity to support JCV.
  • Assessment of JCV replication and viral DNA synthesis in vitro.

Main Results:

  • A new hybrid cell line was successfully generated.
  • This hybrid cell line efficiently supports JCV expression and viral DNA replication.
  • The cell line maintained JCV replication capacity for up to 16 passages.

Conclusions:

  • The developed hybrid cell line provides a reliable in vitro system for JCV research.
  • This system enables detailed studies of JCV biology, host-cell interactions, and cell-type-specific replication.
  • It offers a valuable tool for discovering and screening antiviral therapies against JCV infections.

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