Panicum mosaic satellite virus

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Aumaivirus virion

Panicum mosaic satellite virus

Panicum mosaic satellite virus is a plant virus that belongs to the family Tombusviridae. It is a satellite virus that depends on the presence of a helper virus, Panicum mosaic virus (PMV), for its replication and movement within the host plant. The satellite virus is known to cause mosaic symptoms in infected plants, affecting the overall health and productivity of the host.

Discovery[edit | edit source]

Panicum mosaic satellite virus was first identified in association with Panicum mosaic virus in infected Panicum grass species. The discovery of this satellite virus provided insights into the complex interactions between satellite viruses and their helper viruses in plant systems.

Genome and Structure[edit | edit source]

The genome of Panicum mosaic satellite virus consists of a single-stranded RNA molecule that encodes for proteins involved in viral replication and movement. The virus has a spherical structure with a lipid envelope derived from the host cell membrane.

Transmission[edit | edit source]

Panicum mosaic satellite virus is transmitted through insect vectors, such as leafhoppers, that feed on infected plant sap. The virus can also spread through mechanical transmission via contaminated tools or plant debris.

Symptoms and Effects[edit | edit source]

Infected plants exhibit symptoms of mosaic patterns on leaves, stunted growth, and reduced yield. The presence of Panicum mosaic satellite virus can exacerbate the symptoms caused by the helper virus, PMV, leading to more severe disease outcomes in susceptible plant species.

Management[edit | edit source]

Management strategies for controlling Panicum mosaic satellite virus include the use of resistant plant varieties, insect vector control, and sanitation practices to prevent the spread of the virus within and between plant populations.

References[edit | edit source]

1. Author A, Author B. (Year) Title of the publication. Journal Name. Volume(Issue):Page numbers. 2. Author C. (Year) Title of the book. Publisher Name. Page numbers.


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Contributors: Prab R. Tumpati, MD