The role of proteolytic processing and the stable signal peptide in expression of the Old World arenavirus envelope glycoprotein ectodomain.

abstract：:Vaccinia virus (VV) encodes a 37-kDa envelope protein (p37) that is palmitylated on cysteine residues 185186 of the 372-amino acid protein. We have previously reported on a loosely conserved consensus motif. Further analysis has identified a conserved consensus sequence, Hydro*AAC(C)A (Hydro* represents a hydrophobic ...

journal_title：Virology

authors： Hansen SG,Grosenbach DW,Hruby DE

更新日期：1999-02-01 00:00:00

abstract：:Porcine circovirus 2 (PCV2) has a major impact on the swine industry. Eight PCV2 genotypes (a-h) have been identified using capsid sequence analysis. PCV2d has been designated as the emerging genotype. The cryo-electron microscopy molecular envelope of PCV2d virus-like particles identifies differences between PCV2a, b...

journal_title：Virology

authors： Khayat R,Wen K,Alimova A,Gavrilov B,Katz A,Galarza JM,Gottlieb P

更新日期：2019-11-01 00:00:00

abstract：:At high concentrations, several monoclonal antibodies to the G1 glycoprotein of La Crosse (LAC) virus aggregated the virus. To determine whether this accounted for the neutralization, the monoclonal antibodies were digested to make Fab fragments. With one exception, each monovalent antibody neutralized LAC virus to th...

journal_title：Virology

authors： Kingsford L,Boucquey KH,Cardoso TP

更新日期：1991-02-01 00:00:00

abstract：:The filoviruses Ebolavirus (EBOV) and Marburgvirus (MARV) cause severe hemorrhagic fever in humans and are potential agents of biological warfare. The envelope glycoprotein (GP) of filoviruses mediates viral entry into cells and is an attractive target for therapeutic intervention and vaccine design. Here, we asked if...

journal_title：Virology

authors： Marzi A,Wegele A,Pöhlmann S

更新日期：2006-09-01 00:00:00

abstract：:Little is known about the neutralization properties of HIV-1 in India to optimally design and test vaccines. For this reason, a functional Env clone was obtained from each of ten newly acquired, heterosexually transmitted HIV-1 infections in Pune, Maharashtra. These clones formed a phylogenetically distinct genetic li...

journal_title：Virology

authors： Kulkarni SS,Lapedes A,Tang H,Gnanakaran S,Daniels MG,Zhang M,Bhattacharya T,Li M,Polonis VR,McCutchan FE,Morris L,Ellenberger D,Butera ST,Bollinger RC,Korber BT,Paranjape RS,Montefiori DC

更新日期：2009-03-15 00:00:00

abstract：:We have studied the population dynamics in response to selective drug pressure of mixtures of wild-type and mutant HIV viruses exposed to either an inhibitor of the viral protease or a nonnucleoside allosteric inhibitor of the viral reverse transcriptase. In order to quantitate mutant virus present in a mixed populati...

journal_title：Virology

authors： Rayner MM,Cordova B,Jackson DA

更新日期：1997-09-15 00:00:00

abstract：:To map and characterize functional differences between the E1A oncoproteins of Ad5 and Ad12, we previously constructed a series of hybrid Ad5/12 E1A genes and used them in combination with Ad12 E1B to transform Hooded Lister rat cells. At least two regions within the first exon of Ad12 E1A which influenced tumorigenic...

journal_title：Virology

authors： Pereira DS,Rosenthal KL,Graham FL

更新日期：1995-08-01 00:00:00

abstract：:Human cytomegalovirus (HCMV) lytic DNA replication is initiated at the cis-acting oriLyt region and requires six core replication proteins along with UL84 and IE2. Although UL84 is thought to be the replication initiator protein, little is known about its interaction with oriLyt. We have now performed chromatin immuno...

journal_title：Virology

authors： Kagele D,Gao Y,Smallenburg K,Pari GS

更新日期：2009-09-15 00:00:00

abstract：:The pe38 gene product of Autographa californica M nucleopolyhedrovirus (AcMNPV) has been shown to be involved in transcriptionally transactivating viral genes and augmenting viral DNA replication in transient assays. To assess the role of pe38 during infection, we generated a knockout virus, Delta pe38-E9/E9, in which...

journal_title：Virology

authors： Milks ML,Washburn JO,Willis LG,Volkman LE,Theilmann DA

更新日期：2003-06-05 00:00:00

abstract：:The replicative form (RF) of spiroplasma virus 4 (SpV4) has been purified from infected cells of Spiroplasma melliferum strain G1 by alkaline lysis followed by low melting point agarose gel electrophoresis. A partial restriction map has been established. The circular RF was linearized by cutting at the unique ClaI res...

journal_title：Virology

authors： Pascarel-Devilder MC,Renaudin J,Bove JM

更新日期：1986-06-01 00:00:00

abstract：:Tetherin has been defined as a restriction factor of HIV-1 and several other enveloped viruses. However, the significance of tetherin in viral infection remains to be further addressed. Here, we investigated whether tetherin plays a role in HSV-2 infection. Our study revealed that overexpression of tetherin restricted...

journal_title：Virology

authors： Liu Y,Luo S,He S,Zhang M,Wang P,Li C,Huang W,Hu B,Griffin GE,Shattock RJ,Hu Q

更新日期：2015-01-15 00:00:00

abstract：:Human papillomavirus (HPV) is a family of viruses divided into five genera: alpha, beta, gamma, mu, and nu. There is an ongoing discussion about whether beta genus HPVs (β-HPVs) contribute to cutaneous squamous cell carcinoma (cSCC). The data presented here add to this conversation by determining how a β-HPV E6 protei...

journal_title：Virology

authors： Dacus D,Riforgiate E,Wallace NA

更新日期：2020-10-01 00:00:00

abstract：:Genetic variation of the Bovine Leukemia Virus (BLV) appears to be limited in vitro and during the latent phase of the disease. However, cells in tumors often harbor deleted proviruses that are defective for expression. In order to gain insight into the involvement of viral genetic variation during pathogenesis, the B...

journal_title：Virology

authors： Willems L,Kerkhofs P,Burny A,Mammerickx M,Kettmann R

更新日期：1995-01-10 00:00:00

abstract：:Glycoprotein C (gC) of pseudorabies virus, a swine herpesvirus, initiates virus attachment by binding to heparan sulfate (HS) linked to proteoglycans (HSPGs) on the cell surface. This interaction facilitates a required step in virus entry, the binding to a non-HS coreceptor, likely by another viral glycoprotein, gD. W...

journal_title：Virology

authors： Rue CA,Ryan P

更新日期：2003-03-01 00:00:00

abstract：:We report the discovery of Nylanderia fulva virus 1 (NfV-1), the first virus identified and characterized from the ant, Nylanderia fulva. The NfV-1 genome (GenBank accession KX024775) is 10,881 nucleotides in length, encoding one large open reading frame (ORF). Helicase, protease, RNA-dependent RNA polymerase, and jel...

journal_title：Virology

authors： Valles SM,Oi DH,Becnel JJ,Wetterer JK,LaPolla JS,Firth AE

更新日期：2016-09-01 00:00:00

abstract：:The murine coronavirus polymerase gene is 22 kb in length with the potential to encode a polyprotein of approximately 750 kDa. The polyprotein has been proposed to encode three proteinase domains which are responsible for the processing of the polyprotein into mature proteins. The proteolytic activity of the first pro...

journal_title：Virology

authors： Dong S,Baker SC

更新日期：1994-11-01 00:00:00

abstract：:We have previously demonstrated that the bZIP transcription factor CREB-2, also called ATF-4, trans-activates, in association with the viral protein Tax, the human T-cell leukemia virus type I (HTLV-I) promoter. In this study, we have examined whether CREB-2 acetylation affects transcriptional activation mediated by T...

journal_title：Virology

authors： Gachon F,Devaux C,Mesnard JM

更新日期：2002-08-01 00:00:00

abstract：:Human papillomavirus (HPV) DNA is preferentially found in spontaneous abortions, specifically residing in trophoblasts, and transfected HPV-16 DNA replicates and produces progeny in 3A trophoblasts in culture. In this study 3A trophoblasts were shown to display both HPV receptors and infection by HPV-31b and HPV-6 vir...

journal_title：Virology

authors： You H,Liu Y,Agrawal N,Prasad CK,Chiriva-Internati M,Lowery CL,Kay HH,Hermonat PL

更新日期：2003-11-25 00:00:00

abstract：:Viral vectors were constructed from infectious cDNA clones of each of the three tobraviruses, tobacco rattle virus (TRV), pea early-browning virus (PEBV), and pepper ringspot virus (PepRSV). RNA2 of each of the three viruses was modified to carry an additional coat protein subgenomic promoter and was used to express g...

journal_title：Virology

authors： MacFarlane SA,Popovich AH

更新日期：2000-02-01 00:00:00

abstract：:The genome of the single-stranded DNA phage f1 contains an intergenic region (IG), 508-nucleotides long, that does not code for any known protein. By use of a system of chimeric plasmids haboring different f1 fragments, we had previously shown that this region contains, in addition to the f1 'functional origin' of DNA...

journal_title：Virology

authors： Dotto GP,Zinder ND

更新日期：1983-10-15 00:00:00

abstract：:LMP2A deletion and point mutants, with mutations in phosphotyrosine-containing protein-protein interaction motifs, were transiently expressed in 293 cells and their phosphorylation was examined in immune complex kinase assays as well as in vivo. In vitro LMP2A phosphorylation depended on tyrosine 112. In vivo, mutatio...

journal_title：Virology

authors： Scholle F,Longnecker R,Raab-Traub N

更新日期：2001-12-20 00:00:00

abstract：:Disruption of the perforin gene results in primary immunodeficiency and an increased susceptibility to opportunistic pathogens. Perforin-deficient (PKO) mice fail to clear primary lymphocytic choriomeningitis virus (LCMV) Armstrong, resulting in persistent infection and functional exhaustion of virus-specific CD8+ T c...

journal_title：Virology

authors： Humphreys TD,Khanolkar A,Badovinac VP,Harty JT

更新日期：2008-01-20 00:00:00

abstract：:Transcriptionally targeted MLV-based ProCon vectors allow expression of the transduced gene in a promoter-specific manner by replacement of the viral U3 region with a heterologous promoter. In order to evaluate the effects of sequence elements present in ProCon vectors on transgene expression (enhanced green fluoresce...

journal_title：Virology

authors： Hlavaty J,Portsmouth D,Stracke A,Salmons B,Günzburg WH,Renner M

更新日期：2004-12-05 00:00:00

abstract：:We have previously shown that peroxisome proliferator-activated receptor-gamma (PPARgamma) agonists inhibited the inflammatory response of RSV-infected human lung epithelial cells. In this study, we supply evidence that specific PPARgamma agonists (15d-PGJ2, ciglitazone, troglitazone, Fmoc-Leu) efficiently blocked the...

journal_title：Virology

authors： Arnold R,König W

更新日期：2006-07-05 00:00:00

abstract：:Here we address the role of RIG-I and TLR3 in differential cytokine responses against Simian Virus 5 (SV5) and two distinct cytokine inducing SV5 mutants. IFN-beta and IL-6 secretion was induced by infection with P/V-CPI-, an SV5 mutant with P/V substitutions, and were reduced by either siRNA-mediated knockdown of RIG...

journal_title：Virology

authors： Manuse MJ,Parks GD

更新日期：2010-02-05 00:00:00

abstract：:The Autographa californica multiple nucleopolyhedrovirus (AcMNPV) occlusion-derived virus (ODV) envelope protein ODV-E56 is essential for oral infection of larvae of Heliothis virescens. Bioassays with recombinant clones of AcMNPV lacking a functional odv-e56 gene showed that ODV-E56 was required for infectivity of bo...

journal_title：Virology

authors： Sparks WO,Harrison RL,Bonning BC

更新日期：2011-01-05 00:00:00

abstract：:A human B-lymphoid cell line, designated TG8, which does not express detectable levels of the EBV (Epstein-Barr virus)-associated nuclear antigen (EBNA), yet carries an average of one to two plasmid copies of the P3HR-1 EBV genome has been identified. TG8 can be superinfected by B95-8 EBV, resulting in up to 60-70% of...

journal_title：Virology

authors： Reisman D,Sugden B

更新日期：1984-08-01 00:00:00

abstract：:Dengue 2 (DEN 2) virus strains collected from dengue hemorrhagic fever (DHF) patients and Aedes aegypti mosquitoes in Thailand, Burma, and Vietnam over a 25-year period have been analyzed by computer assisted T1-RNase-resistant oligonucleotide fingerprinting. Fifty-seven DEN 2 virus strains of the Thailand topotype we...

journal_title：Virology

authors： Trent DW,Grant JA,Monath TP,Manske CL,Corina M,Fox GE

更新日期：1989-10-01 00:00:00

abstract：:The open reading frame of the large subunit (R1) of herpes simplex virus type 1 (HSV-1) ribonucleotide reductase has been positioned downstream of the phage T7 gene 10 promoter in the expression vector, pET. Transformation of this recombinant plasmid into Escherichia coli BL21 DE3 cells containing the T7 RNA polymeras...

journal_title：Virology

authors： Furlong J,Conner J,McLauchlan J,Lankinen H,Galt C,Marsden HS,Clements JB

更新日期：1991-06-01 00:00:00

abstract：:We have examined the expression of duck hepatitis B virus (DHBV)-associated proteins in experimentally infected ducks by an immunoblot (Western) method. The DHBV-related core protein, C protein, was identified at the position of 35,000 Da (P35). Pre-S proteins were recognized as two major bands (P37 and P28), the form...

journal_title：Virology

authors： Yokosuka O,Omata M,Ito Y

更新日期：1988-11-01 00:00:00