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Thursday, August 6, 2020 | History

2 edition of Sheep-associated malignant catarrhal fever found in the catalog.

Sheep-associated malignant catarrhal fever

Hong Li

Sheep-associated malignant catarrhal fever

etiologic and epidemiologic studies

by Hong Li

  • 48 Want to read
  • 28 Currently reading

Published .
Written in English

    Subjects:
  • Malignant catarrhal fever -- Diagnosis.,
  • Cattle -- Virus diseases -- Diagnosis.,
  • Monoclonal antibodies.

  • Edition Notes

    Other titlesSheep associated malignant catarrhal fever.
    Statementby Hong Li.
    The Physical Object
    Paginationxv, 123 leaves, bound :
    Number of Pages123
    ID Numbers
    Open LibraryOL17004762M

    Four outbreaks of malignant catarrhal fever (MCF) in cattle, which had contact with sheep, in Mato Grosso, Brazil, are described. In all cases, the animals had a clinical course of 4 to 7 days. Malignant catarrhal fever viruses persist in nature as subclinical, lymphotropic infections of their respective reservoir hosts, but cause a characteristic disease syndrome when they infect susceptible hosts to which they are not adapted, notably cattle, deer, and bison, but also swine, giraffe, and certain antelope. In general, after an incubation period of about 3–4 weeks, malignant.

    Development of control measures for the gammaherpesviral disease of cattle known as sheep-associated malignant catarrhal fever (SA-MCF) has been hampered by a lack of accurate diagnostic tests either for the causative virus or for antibody against that virus. A recently developed competitive-inhibition enzyme-linked immunosorbent assay (CI-ELISA) for the detection of antibody to malignant. Howard B. Gelberg, in Pathologic Basis of Veterinary Disease (Sixth Edition), Malignant Catarrhal Fever. Malignant catarrhal fever, which is caused by closely related rhadinoviruses (γ-herpesviruses), occurs in a variety of species of ruminants, including cervids and tent infection is common in host species, and disease occurs as a result of cross .

    Cunha, CW et al. Ovine herpesvirus 2 infection in American bison: virus and host dynamics in the development of sheep-associated malignant catarrhal fever Vet Micro ; (3) Dewals, B. "Malignant catarrhal fever induced by Alcelaphine herpesvirus I is characterized by an expansion of activated CD3 CD8 CD4-T cells expressing a. catarrhal fever (1) An obsolete, nonspecific term once applied to various respiratory and upper respiratory infections, including the common cold, influenza, pneumonia and bronchopneumonia. (2) Malignant catarrhal fever, bovine malignant catarrh.


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Sheep-associated malignant catarrhal fever by Hong Li Download PDF EPUB FB2

Outside Africa and zoos, a disease designated sheep-associated malignant catarrhal fever is caused by ovine herpesvirus 2, usually when susceptible ungulate species are kept adjacent to subclinically infected, virus-carrier sheep. This sheep-associated form of malignant catarrhal fever can be transmitted by inoculation of cattle or bison with.

Malignant catarrhal fever (MCF) is a fatal lymphoproliferative disease affecting bovids, cervids and other ruminant species caused by viruses belonging to subfamily Gammaherpesvirinae, genus the 10 MCF viruses known to cause the disease, alcelaphine herpesvirus 1 (AlHV-1) and ovine herpesvirus 2 (OvHV-2) are the two most widely prevalent Cited by: 8.

Bovine malignant catarrhal fever (BMCF) is a fatal lymphoproliferative disease caused by a group of ruminant gamma herpes viruses including Alcelaphine gammaherpesvirus 1 (AlHV-1) and Ovine gammaherpesvirus 2 (OvHV-2) These viruses cause unapparent infection in their reservoir hosts (sheep with OvHV-2 and wildebeest with AlHV-1), but are usually fatal in cattle Family: Herpesviridae.

Baxter SI, Pow I, Bridgen A, Reid HW. PCR detection of the sheep-associated agent of malignant catarrhal fever. Arch Virol. ; ()– Bridgen A, Reid HW.

Derivation of a DNA clone corresponding to the Sheep-associated malignant catarrhal fever book agent of sheep-associated malignant catarrhal fever. Res Vet Sci. Jan; 50 (1)– cattle and zoos, and most cases are caused by the sheep-associated virus. The only reliable methods of control, at present, are to separate susceptible species from carriers or to breed virus-free reservoir hosts.

Etiology Malignant catarrhal fever is caused by viruses in the genus Macavirus of the. Malignant catarrhal fever (MCF) is an infectious systemic disease that presents as a variable complex of lesions affecting mainly ruminants and rarely swine. It is principally a disease of domestic cattle, water buffalo, Bali cattle (banteng), American bison, and deer.

Malignant catarrhal fever (MCF) is a fatal herpesvirus infection of domestic and wild ruminants, with a short and dramatic clinical course characterized primarily by high fever.

Sheep-associated malignant catarrhal fever (SA-MCF), the form of MCF that occurs in Brazil, is a severe, frequently fatal, infectious disease caused by ovine gammaherpesvirus-2 (OvHV-2), in which sheep are the asymptomatic hosts and cattle and other cloven-hoofed animals are the accidental hosts.

This review provides a critical analysis of the. Sheep-associated malignant catarrhal fever (SA-MCF) is a severe lymphoproliferative disease of ruminants caused by ovine gammaherpesvirus-2 (OvHV-2). Since the initial identification of SA-MCF there has been extensive research related to the pathogenesis of OvHV-2, based primarily on serological and molecular assays associated with typical.

Ovine herpesvirus 2 (OvHV-2) is 1 of 6 known gammaherpesviruses of ungulates that can cause malignant catarrhal fever (MCF). The other 5 MCF-inducing viruses are alcelaphine herpesviruses 1 and 2 (AlHV-1, AlHV-2), caprine herpesviruses 2 and 3 (CpHV-2, CpHV-3, or MCF virus [MCFV]–white-tailed deer), and ibex-MCFV.

20 Domestic sheep are the adapted. Describe the implementation and use of rabbits as a laboratory model for sheep-associated malignant catarrhal fever (SA-MCF) research using cell-free ovine herpesvirus 2 (OvHV-2).

Key considerations regarding the use of the model to generate consistent experimental data are presented and discussed in detail. A major drawback to SA-MCF research is that. Introduction. Malignant catarrhal fever (MCF) is a disseminated and generally fatal viral disease of domestic cattle and wildlife.

Affected species are primarily ruminants, including multiple species of deer, American and European bison (Bison bison and B. bonatus respectively), water buffalo (Bubalus bubalis), African buffalo (Syncerus caffer) and certain captive and farmed antelope. Malignant catarrhal fever (MCF) is a devastating disease for the highly susceptible American bison (Bison bison).It is becoming one of the most important infectious diseases for bison producers in North America (1,2).Though most cases occur sporadically, large outbreaks that result in significant mortality have recently been seen in bison feedlots and ranches: %.

Malignant catarrhal fever (MCF) is a frequently fatal disease, primarily of ruminants, caused by a group of gammaherpesviruses. Due to complexities of pathogenesis and epidemiology in various species, which are either clinically-susceptible or reservoir hosts, veterinary clinicians face significant challenges in laboratory diagnostics.

The vascular lesions of a cow and bison with sheep-associated malignant catarrhal fever contain OvHVinfected CD8+ T-lymphocytes. Journal of General Virology. Kim, O, H. Li, and T. Crawford. Demonstration of sheep-associated malignant catarrhal fever virions in sheep nasal secretions.

Virus Research. Diagnostic features of malignant catarrhal fever outbreaks in the western United States. Proceedings of the American Association of Veterinary Laboratory Diagnosticians, O'Toole D, Li H, Miller D, Williams WR, Crawford TB, Chronic and recovered cases of sheep-associated malignant catarrhal fever in cattle.

Malignant catarrhal fever (MCF) is a fatal lymphoproliferative disease affecting bovids, cervids and other ruminant species caused by viruses belonging to subfamily Gammaherpesvirinae, genus Macavirus. Among the 10 MCF viruses known to cause the disease, alcelaphine herpesvirus 1 (AlHV-1) and ovine herpesvirus 2 (OvHV-2) are the two most widely.

Sheep Associated Bovine Malignant Catarrhal Fever INTRODUCTION Bovine malignant catarrhal fever (MCF), or more commonly known as snotsieke in South Africa, is a viral disease of cattle and other susceptible ungu-lates, following an infection with viruses of the ge-nus Macavirus, subfamily Gammaherpesvirinae.

Two cases of sheep-associated malignant catarrhal fever (MCF) in pigs were diagnosed on a small farm in New York, and in Kentucky. III cases, the initial diagnosis was based out histopathological changes representing typical lymphoproliterative vasculitis in multiple tissues of the affected pigs.

Ovine. Synopsis. Etiology Alcelaphine herpesvirus-1, the wildebeest-associated malignant catarrhal fever (MCF) virus; ovine herpesvirus-2, the sheep-associated MCF virus. Epidemiology Highly fatal disease of cattle, farmed deer, and bison in the United States; Bali cattle (Banteng) in Indonesia; and occasionally pigs but rarely goats.

Disease associated with contact with sheep. Malignant catarrhal fever (MCF) is traditionally regarded as a disease with a short clinical course, low morbidity and high case fatality rate.

Owing to the limitations of the assays used for laboratory diagnosis, it was difficult to characterise the clinical spectrum of sheep-associated MCF, particularly when the cattle recovered from an MCF-like clinical syndrome.Goals / Objectives Develop and improve diagnostic tests for the malignant catarrhal fever (MCF) virus group.

Define the etiology and epidemiology of MCF. Isolate ovine herpesvirus 2 (OvHV-2), the sheep-associated MCF agent. Initiate studies .Malignant catarrhal fever (MCF, bovine malignant catarrh, malignant head catarrh) Definition: a worldwide sporadic, herpesvirus infection, almost invariably fatal.

One (wildebeest-associated) form is caused by Alcephaline herpesvirus-1 (AHV-1), the other (sheep-associated) by ovine herpesvirus Clinical features.