GENERAL CHARACTERISTICS Flashcards
(27 cards)
Identifying characteristics
● Enveloped; icosahedral, single-stranded
FLAVIVIRIDAE
Identifying characteristics
● virions are spherical
FLAVIVIRIDAE
40-50 nm in diameter
FLAVIVIRIDAE
Clinical manifestation
● encephalitis, febrile illness with rash, hemorrhagic fever
FLAVIVIRIDAE
MOT
● arthropod vectors
FLAVIVIRIDAE
Diagnosis
● isolation, identification
FLAVIVIRIDAE
Incubation period
● 2-15 days
FLAVIVIRIDAE
Control
● vaccine, surveillance of disease activity
FLAVIVIRIDAE
ARBOVIRUS
MOT: Bite of infected arthropods such as mosquitoes and ticks
ARBOVIRUS
DIAGNOSIS: serologic test and molecular testing
ARBOVIRUS
CONTROL: Vaccine
ARBOVIRUS
CLINICAL MANIFESTATIONS: slight fever, headache, muscle or joint pain, skin rash
ARBOVIRUS
Incubation period: 2 days - 2 weeks
ARBOVIRUS
Latin word Toga =
Cloak
● Enveloped, spherical in shape
TOGAVIRIDAE
● Single-stranded, positive-sense RNA virus
TOGAVIRIDAE
● Size: 60-70 nm
TOGAVIRIDAE
● Capsid: Icosahedral
TOGAVIRIDAE
● Transmitted primarily by arthropods (mosquitoes)
TOGAVIRIDAE
● Genera: Alphavirus, Rubivirus, Arterivirus
TOGAVIRIDAE
Greek word rhabdos =
rod
● Single stranded, linear, negative sense, non segmented
RNA
RHABDOVIRIDAE
● Enveloped, Bullet shaped
RHABDOVIRIDAE
● Size: 180 x 75 nm
RHABDOVIRIDAE
