Results 181 to 190 of about 7,085 (223)

The ultrastructure of early visna lesions

Acta Neuropathologica, 1977
The ultrastructure of visna, a slowly progressive menigo-encephalomyelitis of sheep, was studied in animals sacrificed one month after intracerebral inoculation of visna virus. The major pathological changes, representative of those seen during the first year after infection, consist of inflammation and minor focal destructive lesions of grey and white
G, Georgsson, P A, Pálsson, H, Panitch, N, Nathanson, G, Pétursson   +4 more
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Goat visna virus: Isolation of a retrovirus related to visna virus of sheep

Archives of Virology, 1981
Choroid plexus (GCP-3) cell cultures were prepared from an adult goat with symptoms of visna. The GCP-3 cell layer had partly fused into large multinucleated giant cells and electronmicrographs showed virus particles morphologically indistinguishable from sheep visna virus (SVV).
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PHOTOINACTIVATION OF VISNA VIRUS

Acta Pathologica Microbiologica Scandinavica, 1964
H, THORMAR, I, PETERSEN
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Maedi-Visna and Ovine Progressive Pneumonia

Veterinary Clinics of North America: Food Animal Practice, 1997
Maedi-Visna and ovine progressive pneumonia are disease of sheep that are caused by ovine lentivirus and characterized by chronic inflammation of the lungs, mammary glands, joints, and central nervous system. Although tremendous progress in research has led to a better understanding of the pathogenesis of these diseases, many questions still remain ...
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visna, n.

2023
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Maedi-visna in Britain

Veterinary Record, 1985
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Pathology of visna

Acta Neuropathologica, 1962
B. Sigurdsson, P. A. Pálsson, L. van Bogaert   +2 more
openaire   +1 more source

Etiología del Maedi-Visna

2001
El maedi o neumonía progresiva ovina es la principal manifestación clínica de la infección por el virus maedivisna. Aunque la enfermedad se conocía desde antiguo en varios países (Zwoegerziekte, bouhite, ovine progressive pneumonia, etc.), sólo su entrada y rápida expansión en Islandia durante los años treinta generó el interés científico y práctico ...
Juste, J. A., Concha, A. De la
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The proteins of visna virus

Virology, 1972
W E, Mountcastle, D H, Harter, P W, Choppin   +2 more
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Maedi-visna in indigenous sheep

Veterinary Record, 1984
G C, Pritchard, J B, Spence
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