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A small RNA virus and the only genus in the family Astroviridae; associated with diarrhea and detected in the feces of numerous animals.
Astrovirus/As·tro·vi·rus/ (as´tro-vi″rus) an unofficial name for a group of RNA viruses with a single-stranded genome about the same size as that of the picornaviruses; they cause gastroenteritis in humans and other animals and hepatitis in ducklings.
astrovirus/as·tro·vi·rus/ (as´tro-vi″rus) any virus belonging to the group Astrovirus.
A small RNA virus and the only genus in the family Astroviridae; it is associated with diarrhea and is detected in the feces of numerous animals.
astrovirusA virus that causes diarrhoea in children and may be present in large numbers in the stools of adults without causing ill effects. Most adults have antibodies to the virus.
a genus in the family Astroviridae; small, nonenveloped, single-stranded RNA virus associated with enteric infections in several species including cattle, sheep and dogs. In negatively stained electron micrographs virions have a characterisitic starlike staining pattern that gives the name to the genus.