Ascoviruses

Definition

A family of enveloped double-stranded DNA viruses that infect insects, particularly lepidopterans, characterized by their accumulation in membrane-bound vesicles in the host's hemolymph.

Etymology

From 'asco-' (a combining form meaning 'sac') and 'virus'.

Example

Ascoviruses have been found in several noctuids, including Autographa californica and Trichoplusia ni.

Related Terms

• Noctuid
• Vesicles
• Hemolymph

Usage Notes

Ascoviruses are often associated with parasitoid wasps and may play a role in host population control.