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13 Cards in this Set

  • Front
  • Back
Ectromelia Virus
"Mousepox"
Poxvirus
Rapidly fatal form leading to death in a few hours in mice
Chronic form with ulcerating lesions of tail and feet and snout
Extensive necrosis of liver and spleen
Swinepox
Poxvirus
Mild disease with skin lesions in pigs
Transmitted by pig louse
Myxoma virus
Poxvirus
Benign fibromas in domesticated rabbits in America
Severe generalized disease in European rabbits (high mortality rate, up to 99%)
Conjunctivitis, swelling of muzzle and anogenital region, subcutaneous genital swellings
Fowlpox
Poxvirus
Raised, proliferative lesions on non-feathered skin surfaces in domestic chickens
Intracytoplasmic inclusions (lipophilic) that stain with Oil Red O and Sudan Black stains
Contagious Ecthyema
"Orf"
"Sore mouth"
Poxvirus
Disease of domestic sheep (usually seen in lambs)
Raised, proliferative skin and mucus membrane lesions
Humans can get it too - more common than papular stomatitis
Pseudocowpox virus
Parapox virus
Lesions on teats, muzzle and mouths of nursing calves
Blister-like red lesions forming scabs within a few days
Zoonotic "milker's nodules"
Bovine papular stomatitis virus
Poxvirus
Mild disease of young cattle
Causes disease that looks like Foot and Mouth Disease (FMD)
Circular, ulcerated lesions on lips, mouth, tongue
Zoonotic!
Features of Herpesviridae
-assembly of capsid proteins in the nucleus
-sequential transcription and translation
-establishment of latent infection
Bovine Herpesvirus 1 (IBR, IPV)
Upper respiratory disease of cattle
Fever, cough, nasal discharge, conjunctivitis
Transmitted through aersols (respiratory) or coitus/AI (genital)
Lifelong latent infection in sciatic and trigeminal ganglion with periodic shedding
Bovine Herpesvirus 2
Mammilitis
Lumpyskin
Lesions localized to teats and may spread to udder; spread through mechanical transmission
Lumps on skin
Canine Herpesvirus 1
Hemorrhagic Disease of Pups
Worldwide distribution in dogs, but low prevalence
Few clinical signs in adult, virema in puppies <5 weeks (ideal body temp): dull, depressed, mucopurulent discharge, petechiae, seizures
Adults are carriers for genital disease (abortion, stillbirths, infertility, respiratory signs)
B virus of macaques
Herpesvirus
If this virus infects humans, it will cause fatal encephalitis - if the human version affects monkeys, it will cause fatal encephalitis
Normally causes cold sore/lip ulceration in natural host
Herpes Simplexvirus 1
Latency-activated transcript (LAT) of HSV-1