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The general properties of potyviruses
1Microbiology and Crop Protection Department, Horticulture Research International, Littlehampton, England.
Archives of Virology. Supplementum
|January 1, 1992
Summary
This study evaluates criteria for classifying viruses in the potyvirus group. It reviews virus properties and molecular data to propose regrouping viruses into four genera within the Potyviridae family.
Area of Science:
- Plant Virology
- Molecular Biology
- Taxonomy
Background:
- The potyvirus group classification has evolved over three decades.
- Understanding virus relationships is crucial for disease management and research.
Purpose of the Study:
- To evaluate the criteria for including viruses in the potyvirus group.
- To discuss the taxonomic value of molecular properties for virus classification.
- To propose a regrouping of viruses into four genera within the Potyviridae family.
Main Methods:
- Review of biological and physico-chemical properties of viruses.
- Analysis of molecular properties of viruses.
- Evaluation of transmission methods (aphids, mites, whiteflies, Polymyxa graminis).
Main Results:
- Established criteria for potyvirus inclusion are assessed.
- Molecular data supports the division of Potyviridae into four distinct groups.
- Transmission methods provide insights into virus relationships.
Conclusions:
- Molecular properties are key for refining potyvirus taxonomy.
- A revised classification into four genera within the Potyviridae family is proposed.
- This classification aids in understanding virus evolution and diversity.