Visna virus
Properties of Visna Virus Particles Harvested at Short Time Intervals: RNA Content, Infectivity, and Ultrastructure
... Using this condition, the free subunits present in early Visna virus had a slightly lower electrophoretic mobility than the subunits obtained by heat denaturation of Visna virus 60 to 70[r] ...
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Serological study of Maedi-Visna virus among sheep flocks in Kerman province of Iran
... Maedi-Visna virus in sheep in ...Maedi-Visna virus in sheep and performance of the appropriate eradication program to prevent transmission through live animal ...Maedi-Visna ...
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Intracellular ribonucleoprotein complexes of visna virus are infectious.
... To verify that RNP complexes contained the same complete genetic information as parental virions and were able to induce a normal replication cycle of visna virus, the hybridization kine[r] ...
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Precursor Polypeptides to Structural Proteins of Visna Virus
... The present data on protein synthesis indicate that the visna virus genome codes for two gagrelated precursors and one env-related precursor of the major structural proteins of virions i[r] ...
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Characterization of Ribonucleic Acid from Visna Virus
... Purified visna virus labeled with 32P-phosphoric acid was subjected to phenol-sodium dodecyl sulfate extraction, and the extract was centrifuged through a sucrose gradient as described i[r] ...
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The visna virus long terminal repeat directs expression of a reporter gene in activated macrophages, lymphocytes, and the central nervous systems of transgenic mice.
... To determine the role of the viral long terminal repeat LTR in targeting the virus to specific host cells and tissues, transgenic mice were constructed which contained the visna virus LT[r] ...
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Targeting of the Visna Virus Tat Protein to AP-1 Sites: Interactions with the bZIP Domains of Fos and Jun In Vitro and In Vivo
... The visna virus Tat protein is required for efficient viral transcription from the visna virus long terminal repeat ...the visna virus LTR, which can be bound by the cellular ...
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Visna virus Tat protein: a potent transcription factor with both activator and suppressor domains.
... To investigate the mechanism of action of the visna Tat protein and to localize the protein domains responsible for transcriptional activation, chimeric proteins containing visna virus T[r] ...
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Structural and functional analysis of the visna virus Rev-response element.
... 3609 Downloaded from http://jvi.asm.org/ on November 9, 2019 by guest The distantly related lentiviruses human immunodeficiency virus type 1 HIV-1 and visna virus each encode posttranscr[r] ...
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Genetic variation among lentiviruses: homology between visna virus and caprine arthritis-encephalitis virus is confined to the 5' gag-pol region and a small portion of the env gene.
... With cloned fragments of visna virus DNA 28 and different degrees of stringency for hybridization, we localized regions of nucleic acid homology and identified regions of the genomes of [r] ...
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The visna virus genome: evidence for a hypervariable site in the env gene and sequence homology among lentivirus envelope proteins.
... Our sequence confirms the relationship of visna virus and other lentiviruses to human immunodeficiency virus HIV both at the level of sequence homology and of genomic organization.. Sequ[r] ...
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Visna Virus-Induced Activation of MAPK Is Required for Virus Replication and Correlates with Virus-Induced Neuropathology
... the visna virus RRE (VV-RRE) ...the visna virus NES compared to the HIV-1 NES ...and visna virus Rev proteins) without knowing the activation states of ERK-1/2 in each of the ...
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Immune Response to Individual Maedi-Visna Virus gag Antigens
... The lesions caused by maedi-visna virus (MVV) are known to be immune mediated with a presumed contribution by the response to viral antigens. However, very little is known about the T-cell response to ...
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Role of cullin elonginB elonginC E3 complex in bovine immunodeficiency virus and maedi visna virus Vif mediated degradation of host A3Z2 Z3 proteins
... immunodeficiency virus (BIV) and maedi-visna virus (MVV) Vif proteins utilize the Cullin (Cul)-ElonginB (EloB)-ElonginC (EloC) complex (BIV Vif recruits Cul2, while MVV Vif recruits Cul5) to degrade ...
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Mapping Viral DNA Specificity to the Central Region of Integrase by Using Functional Human Immunodeficiency Virus Type 1/Visna Virus Chimeric Proteins
... immunodeficiency virus type 1 (HIV-1) and visna virus integrases are particularly well suited for domain swapping experiments because they exhibit approximately 30% amino acid identity in each ...
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In vitro activities of purified visna virus integrase.
... In particular, visna virus IN exhibits site-specific endonuclease activity following the invariant CA found two nucleotides from the 3' ends of viral DNA processing activity, joins proce[r] ...
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Visna Virus dUTPase Is Dispensable for Neuropathogenicity
... that visna virus lacking a functional dUTPase gene can replicate rather well in sheep macrophages in culture, unlike EIAV and FIV (13, 22, 25, 30), where dele- tion of the dUTPase gene practically abolished ...
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Maedi-Visna virus: current perspectives
... Maedi-Visna virus (MVV) and caprine arthritis-encephalitis virus are commonly known as small ruminant lentiviruses (SRLVs) due to their genetic, structural, and pathogenic ...the virus: ...
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Visna virus RNA synthesis.
... We show that i uninfected cells do not contain RNA sequences related to the visna virus genome, ii parental RNA is rapidly transported to the nucleus of the infected cell, iii virus RNA [r] ...
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Functional Murine Leukemia Virus Vectors Pseudotyped with the Visna Virus Envelope Show Expanded Visna Virus Cell Tropism
... The visna virus envelope transmembrane cytoplasmic tail has two occur- rences of the sequence YXX A , a sequence thought to be important in membrane protein trafficking ...the visna virus ...
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