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Evolution of cell recognition by viruses.

E Baranowski1, C M Ruiz-Jarabo, E Domingo

  • 1Centro de Biología Molecular "Severo Ochoa," Universidad Autónoma de Madrid, Cantoblanco, 28049 Madrid, Spain.

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|May 16, 2001
PubMed
Summary
This summary is machine-generated.

Viral receptor specificity evolution impacts disease and host range. Minor viral genome changes can alter virus entry pathways, suggesting ancient origins and gene transfer roles.

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Area of Science:

  • Virology
  • Evolutionary Biology
  • Molecular Biology

Background:

  • Viral receptor specificity is crucial for pathogenesis, host range, and viral adaptation.
  • Understanding viral entry mechanisms is key to controlling viral diseases and their spread.

Purpose of the Study:

  • To explore the implications of viral receptor specificity evolution.
  • To investigate how minimal viral genome changes affect receptor usage and entry pathways.

Main Methods:

  • Analysis of recent evidence on viral genome evolution.
  • Review of studies on viral entry mechanisms and host cell interactions.

Main Results:

  • Minimal viral genome alterations can lead to significant shifts in receptor usage.
  • Viruses may utilize alternative entry pathways, reflecting ancient evolutionary strategies.

Conclusions:

  • Viral receptor specificity evolution has broad implications for disease emergence and adaptation.
  • Viruses might act as ancient agents of horizontal gene transfer between cells.