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ICTV Virus Taxonomy Profile: Kitaviridae 2026
Pedro L Ramos-González1, Juliana Freitas-Astúa1,2, Jun-Min Li3
1Applied Molecular Biology, Biological Institute, São Paulo, 04014-900, Brazil.
The Journal of General Virology
|August 5, 2026
Summary
The plant virus family Kitaviridae has segmented RNA genomes and is transmitted by mites. These viruses cause significant plant diseases like citrus leprosis.
Area of Science:
- Plant virology
- Virus taxonomy
Background:
- The family Kitaviridae includes plant viruses with segmented, positive-sense ssRNA genomes.
- Members exhibit diverse virion structures and are transmitted by specific mite vectors.
- Kitavirids are responsible for economically significant plant diseases, such as citrus leprosis.
Purpose of the Study:
- To summarize the International Committee on Taxonomy of Viruses (ICTV) report on the family Kitaviridae.
- To provide an overview of the classification, characteristics, and impact of Kitaviridae.
Main Methods:
- Classification based on genome organization.
- Analysis of virion morphology and transmission vectors.
- Phylogenetic analysis to determine evolutionary relationships.
Main Results:
- Kitaviridae members are classified into genera based on genome organization.
- Transmission involves Brevipalpus or eriophyid mites.
- Phylogenetic analysis reveals close relationships with arthropod-infecting viruses.
Conclusions:
- Kitaviridae represents a distinct family of plant-infecting viruses with specific transmission and disease-causing capabilities.
- Understanding Kitaviridae is crucial for managing plant diseases and for broader virological research.
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