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Picornaviridae
VM 607 Final
18
Veterinary Medicine
Professional
02/28/2012

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Cards

Term
Picornaviridae Characteristics
Definition
pico=small, RNA
nonenveloped, small sized
ssRNA, positive sense
short incubation period
Term
Picornaviridae Entrance
Definition
receptor mediated endocytosis
VAP = VP-1
Term
Picornaviridae Replication and Release
Definition
in cytoplasm
genome acts as polycistronic mRNA
host needs to post-translationally process the polyprotein
cytolysis
Term
Picornaviridae Tropism
Definition
epithelial cells
different cell receptors
host protease required
Term
Picornaviridae Transmission
Definition
Horizontal
Term
Foot and Mouth Disease Characteristics
Definition
reportable, eradicated in US
affects cattle and swine
high morbidity, low mortality
Term
Foot and Mouth Disease Signs
Definition
acute febrile vescicular disease
subclinical in other ruminants (sheep)
foot lesions, lameness, abortions from fever,
Term
Foot and Mouth Disease Tropism
Definition
mucosal epithelium
Term
Foot and Mouth Disease Immune Response
Definition
antigenic variation
serotype specific immunity for only a few years
Term
Foot and Mouth Disease Transmission
Definition
respiratory, oral via milk/feed, insemination iatrogenic
Term
Foot and Mouth Disease Economics
Definition
persistent infection in ruminants
high morbidity; decreased milk production, lameness, reproductive problems
Term
Foot and Mouth Disease Control
Definition
need to differentiate between other vesicular disease
slaughter and decontaminate during outbreak
can be started by subclinical infected sheep
Term
Equine Rhinitis A Virus Signs
Definition
acute mild upper respiratory tract disease in foals
Term
Swine Vesicular Disease Characteristics
Definition
REPORTABLE, zoonotic
Term
Swine Vesicular Disease Tropism
Definition
epithelium
Term
Swine Vesicular Disease Signs
Definition
acute vesicular disease
lesions on skin, mucosal epithelium
Term
Swine Vesicular Disease Control
Definition
must differentiate from other vesicular diseases and FMD
Term
Swine Vesicular Disease Transmission
Definition
skin abrasions, orofecal
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