Results 31 to 40 of about 1,041,289 (199)

Pesquisa dos agentes infecciosos causadores da toxoplasmose, linfadenite caseosa e maedi-visna em ovinos [PDF]

open access: yes, 2018
Infectious contagious diseases such as Toxoplasmosis, Casein Lymphadenitis and Maedi-visna can cause coinfections aggravating animals’ health. Toxoplasmosis is a zoonosis that causes reproductive losses in sheep.
Moura, Gabriela Hémylin Ferreira
core   +1 more source

Lack of relationship between Visna/maedi infection and scrapie resistance genetic markers

open access: yesSpanish Journal of Agricultural Research, 2014
The relationship between Visna/maedi virus (VMV) antibody status and scrapie genetic resistance of 10,611 Rasa Aragonesa sheep from 17 flocks in Aragón (Spain) was investigated.
Eider Salazar   +10 more
doaj   +1 more source

Purification of Escherichia coli-expressed HIS-tagged Maedi-Visna p25 core antigen by Ni2+-chelate affinity chromatography

open access: yesVeterinární Medicína, 2001
In this study, recombinant histidine tagged p25 capsid protein of Maedi-Visna virus was developed. Part of the viral genome coding p25 protein was positioned downstream and in frame with a metal binding domain in pRSET-B vector.
D. Molinková
doaj   +1 more source

Etiology, Epizootiology and Control of Maedi-Visna in Dairy Sheep: A Review

open access: yesAnimals, 2020
Maedi-visna (MV) in sheep is caused by maedi-visna virus (MVV), a small ruminant lentivirus (SRLV) that causes chronic infection and inflammatory lesions in infected animals.
Aphrodite I. Kalogianni   +3 more
doaj   +1 more source

Neopterin, β2-Microglobulin and Carbohydrate Antigen CA-19-9 in Sporadic Adult Amyotrophic Lateral Sclerosis

open access: yesPteridines, 1993
In 38 patients diagnosed as adult sporadic amyotrophic lateral sclerosis (ALS), and negative for relevant anti -ganglioside, anti-borrelia or anti-Boma disease virus antibodies, we determined serum concentrations of neopterin, ~rmicroglobulin ...
Westarpl Martin E.   +8 more
doaj   +1 more source

Retroviral Infections in Sheep and Goats: Small Ruminant Lentiviruses and Host Interaction

open access: yesViruses, 2013
Small ruminant lentiviruses (SRLV) are members of the Retrovirus family comprising the closely related Visna/Maedi Virus (VMV) and the Caprine Arthritis-Encephalitis Virus (CAEV), which infect sheep and goats. Both infect cells of the monocyte/macrophage
Begoña M. Jugo, Amaia Larruskain
doaj   +1 more source

Development of an improved polykaryon-based influenza virus rescue system

open access: yesBMC Biotechnology, 2012
Background Virus rescue from transfected cells is an extremely useful technique that allows defined viral clones to be engineered for the purpose of rational vaccine design or fundamental reverse genetics studies.
Bourret Vincent   +4 more
doaj   +1 more source

Duplicated sequence motif in the long terminal repeat of maedi-visna virus extends cell tropism and is associated with neurovirulence. [PDF]

open access: yesJ Virol, 2007
Maedi-visna virus (MW) is a lentivirus of sheep causing chronic inflammatory disease of the lungs (maedi) and the nervous system (visna). We have previously shown that a duplicated sequence in the long terminal repeat (LTR) of MVV is a determinant of ...
Oskarsson T   +9 more
europepmc   +6 more sources

Epidemiological survey for visna-maedi among sheep in northern prefectures of Japan [PDF]

open access: yesVeterinaria Italiana, 2011
Ovine sera collected from the northern Prefectures of Hokkaido, Iwate and Aomori in Japan, were examined for the presence of antibodies against visna-maedi virus using the agar gel immunodiffusion test and enzyme-linked immunosorbent assays.
Massimo Giangaspero   +12 more
doaj  

Maedi-visna virus infection of ovine mammary epithelial cells [PDF]

open access: yesVeterinary Research, 2006
The aim of this work was to perform a complete study of maedi-visna virus (MVV) infected mammary glands of naturally-infected sheep, and to determine if cells other than macrophages undergo a productive viral infection in this organ. Fifteen seropositive and two seronegative ewes were selected from MVV-infected flocks on the basis of clinical ...
Bolea, Rosa   +7 more
openaire   +6 more sources

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