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RNA Viruses

Micro 701 Exam 1

Envelope presentRNA structureEnvelope PresentRNA structureMedically Important Viruses
Picornavirus icosahedral No SS linear (+) non-segmented Polio, rhinovirus, Hep A
Calcivirus icosahedral No SS linear (+) non-segmented Norwalk virus (cruise ship virus) Hep E
Reovirus icosahedral No DS linear, 10 segments Reovirus, rotavirus
Astrovirus icosahedral No SS, (+) non-segmented Self-limiting acute diarrhea (common to kids)
Alphavirus icosahedral Yes SS, (+) non-segmented Western equine encephalitis, VEE, EEE, Rubella
Orthomyxovirus helical Yes SS linear, 8 segments, (-) Influenza virus, common cold
Paramyxovirus helical Yes SS linear, (-) non-segmented Measles virus, mumps virus
Rhabdovirus helical Yes SS linear (-) non-segmented Rabies
Filovirus helical Yes SS linear, (+) non-segmented Ebola virus, Marburg virus
Coronavirus helical Yes SS linear, (+) nonsegmented Coronavirus, SARS
Arenavirus helical Yes SS circular, 2 segments w/cohesive ends (-, ambisense) Lymphocytic choriomeningitis, Lassa Fever
Flavivirus icosahedral Yes SS linear (+) non-segmented Yellow Fever virus, dengue virus, Hep C, West Nile
Togavirus icosahedral Yes SS linear, (+) nonsegmented Rubella virus
Bunyavirus helical Yes SS circular (-) 3 segments Hantaan virus, Korean hemorrhagic fever, Lacrosse Fever, Rift Valley Fever
retrovirus icosahedral Yes SS (+) 2 segments HIV, HTLV-I, HTLV-II
Created by: jfield12