Preferred Term:
viroids
Definition:
A group of pathogens comprising the smallest known agents of infectious disease. They are unencapsulated and are capable of replicating autonomously in susceptible cells. Positively identified viroids composed of single-stranded RNA have been isolated from higher plants, but the existence of DNA viroids pathogenic to animals is suspected.
Concept Schemes:
NALT Core
NALT Full
NALT Full
Broader Concept:
URI:
https://lod.nal.usda.gov/nalt/9408
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RDF/XMLCreated 2006-01-19, last modified 2017-02-17