Pertaining to or caused by a virus; describes anything related to or caused by viruses.

A small infectious agent composed solely of a short strand of circular RNA, capable of causing plant diseases.

Infectious agents made of RNA that lack a protein coat and can cause diseases in plants.

The branch of science that deals with the study of viruses and viral diseases.

A bacteriophage (virus that infects bacteria) that causes the death of the host bacterium by lysis.

An infectious agent made up of genetic material (either RNA or DNA) encased in a protein coat, incapable of independent…

A subviral particle composed of circular RNA that depends on the helper virus for replication.

Animals that have a vertebral column or spine, including all mammals, birds, reptiles, amphibians, and fish.

A small structure within or outside a cell, typically consisting of liquid or cytoplasm enclosed by a lipid bilayer membrane.

Relating to vesicles or small cavities, particularly in the context of cellular structures or tissue.