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Related Experiment Videos

ICTV Virus Taxonomy Profile: Potyviridae.

Stephen J Wylie1, Mike Adams2, Celia Chalam3

  • 1State Agricultural Biotechnology Centre, Murdoch University, Perth, Western Australia 6150, Australia.

The Journal of General Virology
|April 4, 2017
PubMed
Summary

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The Potyviridae family comprises the largest group of RNA plant viruses, impacting crops globally. This summary details their taxonomy, genomic characteristics, and disease-causing potential.

Area of Science:

  • Virology
  • Plant Pathology
  • Taxonomy

Background:

  • Potyviridae represents the largest family of RNA plant viruses.
  • These viruses possess single-stranded, positive-sense RNA genomes and characteristic filamentous particles.
  • The family includes eight genera, differentiated by host range, genomic traits, and phylogenetic relationships.

Purpose of the Study:

  • To summarize the International Committee on Taxonomy of Viruses (ICTV) report on Potyviridae taxonomy.
  • To provide an overview of the classification and characteristics of viruses within the Potyviridae family.

Main Methods:

  • Review and summarization of the official ICTV report on Potyviridae.
  • Analysis of published data on Potyviridae genomic features, particle morphology, and host interactions.

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Main Results:

  • Potyviridae genomes range from 8.2 to 11.3 kb (average 9.7 kb).
  • Most Potyviridae genomes are monopartite, with the Bymovirus genus exhibiting bipartite genomes.
  • Some Potyviridae members are responsible for significant disease epidemics in cultivated plants.

Conclusions:

  • The Potyviridae family is a diverse and significant group of plant pathogens.
  • Understanding their taxonomy and characteristics is crucial for managing plant diseases.
  • The ICTV report provides a standardized classification for this important virus family.