Rift Valley fever virus NSS gene expression correlates with a defect in nuclear mRNA export.

abstract：:Begomoviruses (family Geminiviridae) are responsible for many economically important crop diseases worldwide. The majority of these diseases are caused by bipartite begomovirus infections, although a rapidly growing number of diseases of the Old World are associated with monopartite begomoviruses. With the exception o...

journal_title：Virology

authors： Briddon RW,Stanley J

更新日期：2006-01-05 00:00:00

abstract：:Viruses in certain genera in family Caulimoviridae were shown to integrate their genomic sequences into their host genomes and exist as endogenous pararetroviral sequences (EPRV). However, members of the genus Caulimovirus remained to be the exception and are known to exist only as episomal elements in the infected ce...

journal_title：Virology

authors： Pahalawatta V,Druffel K,Pappu H

更新日期：2008-07-05 00:00:00

abstract：:Long-term non-progressive HIV infection, characterized by low but detectable viral load and stable CD4 counts in the absence of antiviral therapy, is observed in about 5% of HIV-infected patients. Here we identified four therapy naïve individuals who are strongly seropositive for HIV-1 but who lack evidence of detecta...

journal_title：Virology

authors： Kloosterboer N,Groeneveld PH,Jansen CA,van der Vorst TJ,Koning F,Winkel CN,Duits AJ,Miedema F,van Baarle D,van Rij RP,Brinkman K,Schuitemaker H

更新日期：2005-08-15 00:00:00

abstract：:Sulfolobus turreted icosahedral virus (STIV) infects Sulfolobus species found in the hot springs of Yellowstone National Park. Its 37 open reading frames (ORFs) generally lack sequence similarity to other genes. One exception, however, is ORF B116. While its function is unknown, orthologs are found in three additional...

journal_title：Virology

authors： Larson ET,Eilers BJ,Reiter D,Ortmann AC,Young MJ,Lawrence CM

更新日期：2007-07-05 00:00:00

abstract：:Central African tropical forests are home to several species of non-human primates (NHPs), infected by Simian Immunodeficiency Virus (SIV). It is well-known that HIV-1 epidemic is due to cross-transmission and adaptation of SIV to humans. The main goal of this work was to investigate if a NHP bite is a risk factor for...

journal_title：Virology

authors： Filippone C,de Oliveira F,Betsem E,Schaeffer L,Fontanet A,Lemée V,Gessain A,Plantier JC

更新日期：2017-03-01 00:00:00

abstract：:We constructed a sensitive and quantitative assay system to examine human T-cell leukemia virus type I (HTLV-I) envelope (env) glycoprotein-mediated cell fusion in which T7 RNA polymerase in donor cells coexpressing env glycoproteins activates a reporter gene in recipient cells upon cell fusion. An efficient expressio...

journal_title：Virology

authors： Okuma K,Nakamura M,Nakano S,Niho Y,Matsuura Y

更新日期：1999-02-15 00:00:00

abstract：:The Autographa californica M nucleopolyhedrovirus (AcMNPV) viral fibroblast growth factor (vFGF) has functional parallels to cellular FGFs. Deletion of the AcMNPV vfgf has no obvious phenotype in cell culture but delays the time of insect death. Here, we determined vFGF production during virus infection. vFGF was dete...

journal_title：Virology

authors： Lehiy CJ,Martinez O,Passarelli AL

更新日期：2009-12-05 00:00:00

abstract：:A collection of TK+, ACV-resistant mutants of herpes simplex virus type 1 (HSV-1) has been derived using a selection system based on biochemically transformed cells. Evidence is presented suggesting that most of these mutants induce resistant DNA polymerase activities and are thus likely to express variant DNA polymer...

journal_title：Virology

authors： Larder BA,Darby G

更新日期：1985-10-30 00:00:00

abstract：:Cell-mediated immunity plays a key role in the regression of papillomavirus-induced warts and intra-epithelial lesions but the target antigens that induce this response are not clear. Canine oral papillomavirus (COPV) infection of the oral cavity in dogs is a well-characterized model of mucosal papillomavirus infectio...

journal_title：Virology

authors： Jain S,Moore RA,Anderson DM,Gough GW,Stanley MA

更新日期：2006-12-05 00:00:00

abstract：:We have validated a flexible, high-throughput and relatively inexpensive RT-QPCR array platform for absolute quantification of Epstein-Barr virus transcripts in different latent and lytic infection states. Several novel observations are reported. First, during infection of normal B cells, Wp-initiated latent gene tran...

journal_title：Virology

authors： Tierney RJ,Shannon-Lowe CD,Fitzsimmons L,Bell AI,Rowe M

更新日期：2015-01-01 00:00:00

abstract：:Replication of the nonsegmented, plus-stranded RNA genome of Cucumber necrosis tombusvirus (CNV) requires two essential overlapping viral-coded replication proteins, the p33 replication co-factor and the p92 RNA-dependent RNA polymerase. In this paper, we demonstrate that p33 is phosphorylated in vivo and in vitro by ...

journal_title：Virology

authors： Shapka N,Stork J,Nagy PD

更新日期：2005-12-05 00:00:00

abstract：:The primary cell types that sustain polyomavirus (Py) replication following intranasal infection as well as the nature of the host cellular response to Py were unknown. As this is an essential and specific site for virus entry, it seems likely that viral gene function must be adapted to these mucosal tissues. Using im...

journal_title：Virology

authors： Gottlieb K,Villarreal LP

更新日期：2000-01-05 00:00:00

abstract：:We have studied somatically murine leukemia proviral integrations in primary N-methyl-N-nitrosourea (MNU)-induced thymic lymphomas of AKR/J mice. The majority of MNU-induced lymphomas contain newly acquired murine leukemia proviral sequences. In contrast to spontaneous AKR/J lymphomas which contain multiple integratio...

journal_title：Virology

authors： Richie ER,Angel JM,McEntire B

更新日期：1988-05-01 00:00:00

abstract：:A novel virus isolated from the feather follicles of cockatoos diagnosed as having psittacine beak and feather disease was characterized by electron microscopy, nucleic acid content, and polypeptide composition. Purified virions displayed an icosahedral symmetry, were nonenveloped, and had a mean diameter of 14 to 16 ...

journal_title：Virology

authors： Ritchie BW,Niagro FD,Lukert PD,Steffens WL 3rd,Latimer KS

更新日期：1989-07-01 00:00:00

abstract：:Mutational analyses were carried out to investigate whether the nuclear inclusion protein a (NIa) C-terminal amino acids of turnip mosaic potyvirus play any roles in the cis-cleavage between NIa and NIb. The processing rate of the NIa-NIb junction sequence was decreased significantly by either V240D or Q243A mutation ...

journal_title：Virology

authors： Kim DH,Han JS,Lew J,Kim SS,Kang BH,Hwang DC,Jang DS,Kim W,Song BD,Choi KY

更新日期：1998-02-01 00:00:00

abstract：:Recently, we reported that PrP(Sc), a surrogate marker for prion disease, is associated with the cellular fraction of blood from scrapie-infected sheep using a ligand-based immunoassay. In the study reported here, we found that a subset of peripheral blood mononuclear cells is most likely to sequester PrP(Sc) during b...

journal_title：Virology

authors： Edwards JC,Moore SJ,Hawthorn JA,Neale MH,Terry LA

更新日期：2010-09-15 00:00:00

abstract：:The SARS-coronavirus (SARS-CoV) is the etiological agent of the severe acute respiratory syndrome (SARS). The SARS-CoV spike (S) glycoprotein mediates membrane fusion events during virus entry and virus-induced cell-to-cell fusion. The cytoplasmic portion of the S glycoprotein contains four cysteine-rich amino acid cl...

journal_title：Virology

authors： Petit CM,Chouljenko VN,Iyer A,Colgrove R,Farzan M,Knipe DM,Kousoulas KG

更新日期：2007-04-10 00:00:00

abstract：:Soluble RNA-dependent RNA polymerases from healthy and alfalfa mosaic virus (AMV)-infected leaves were purified more than 400-fold from the 100,000g supernatant of leaf homogenates, using ammonium sulfate precipitation, Sephadex G-100 filtration, and chromatography on DEAE Sephadex A25 and P11-phosphocellulose. The DE...

journal_title：Virology

authors： Chifflot S,Sommer P,Hartmann D,Stussi-Garaud C,Hirth L

更新日期：1980-01-15 00:00:00

abstract：:Following a bite from an infected tick, tick-borne flaviviruses cause encephalitis, meningitis and hemorrhagic fever in humans. Although these viruses spend most of their time in the tick, little is known regarding the virus-vector interactions. We developed a simple method for synchronously infecting Ixodes scapulari...

journal_title：Virology

authors： Mitzel DN,Wolfinbarger JB,Long RD,Masnick M,Best SM,Bloom ME

更新日期：2007-09-01 00:00:00

abstract：:L83V-related variants of human papillomavirus (HPV) 16 E6, exemplified by the Asian-American variant Q14H/H78Y/L83V, were shown to be more prevalent than E6 prototype in progressing lesions and cervical cancer. We evaluated functions relevant to carcinogenesis for the E6 variants L83V, R10/L83V and Q14H/H78Y/L83V as w...

journal_title：Virology

authors： Zehbe I,Richard C,DeCarlo CA,Shai A,Lambert PF,Lichtig H,Tommasino M,Sherman L

更新日期：2009-01-05 00:00:00

abstract：:Cytotoxic T-lymphocyte (CTL) epitopes within the HIV genome are subject to negative and positive selective pressures, the balance of which influences CTL escape at a given epitope. We investigated whether viral fitness requirements dictate conservation of the HLA-A2 restricted immunodominant epitope SLYNTVATL (SL9). V...

journal_title：Virology

authors： Christie NM,Willer DO,Lobritz MA,Chan JK,Arts EJ,Ostrowski MA,Cochrane A,Luscher MA,MacDonald KS

更新日期：2009-05-25 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：:The cowpea strain of Southern bean mosaic virus (SBMV-C), a T = 3 icosahedral RNA virus, was dissociated to yield a ribonucleoprotein complex (RNPC) composed of the viral RNA and coat protein subunits. To determine if the coat protein subunits were bound to a specific site on the viral RNA, the RNPC was treated with r...

journal_title：Virology

authors： Hacker DL

更新日期：1995-03-10 00:00:00

abstract：:Human hepatitis B virus (HBV) envelopes contain three distinct glycoproteins called L, M, and S HBsAg. Each is posttranslationally modified to contain N-linked oligosaccharides. N-linked oligosaccharides, after attachment to a polypeptide backbone, are processed by enzymes within the endoplasmic reticulum (ER). There ...

journal_title：Virology

authors： Lu X,Mehta A,Dwek R,Butters T,Block T

更新日期：1995-11-10 00:00:00

abstract：:It has been suggested that, in addition to viral proteins, host proteins are involved in RNA virus replication. In this study the RNA helicase domain of the Tobacco mosaic virus (TMV) replicase proteins was used as bait in the yeast two-hybrid system to identify tobacco proteins with a putative role in TMV replication...

journal_title：Virology

authors： Abbink TE,Peart JR,Mos TN,Baulcombe DC,Bol JF,Linthorst HJ

更新日期：2002-04-10 00:00:00

abstract：:The budded form of Autographa californica nuclear polyhedrosis virus functionally enters cells by adsorptive endocytosis. During the period of virus uptake into Spodoptera frugiperda IPLB Sf21 cells (1 to 4 hr postinfection), filamentous F-actin cables, visualized by fluorescence microscopy, were formed within the cyt...

journal_title：Virology

authors： Charlton CA,Volkman LE

更新日期：1993-11-01 00:00:00

abstract：:Our recent results demonstrated that bile acids facilitate virus escape from the endosomes into the cytoplasm for successful replication of porcine enteric calicivirus (PEC). We report a novel finding that bile acids can be substituted by cold treatment for endosomal escape and virus replication. This endosomal escape...

journal_title：Virology

authors： Shivanna V,Kim Y,Chang KO

更新日期：2015-09-01 00:00:00

abstract：:Human papillomaviruses (HPVs) are epitheliotropic viruses, and their life cycle is intimately linked to the stratification and differentiation state of the host epithelial tissues. Defining a role for the E5 gene product in the differentiation-dependent viral life cycle has been difficult due to the lack of a suitable...

journal_title：Virology

authors： Mayer TJ,Meyers C

更新日期：1998-09-01 00:00:00

abstract：:Two novel halophilic archaebacterial bacteriophages, HF1 and HF2, were isolated from an Australian solar saltern. They were morphologically identical with icosahedral-shaped heads (diameter 58 nm) and contractile tails (length 94 nm). Other similarities included sensitivity to reduced ionic conditions, similar protein...

journal_title：Virology

authors： Nuttall SD,Dyall-Smith ML

更新日期：1993-12-01 00:00:00

abstract：:Myeloid differential primary response protein (MyD88) is a critical component in the signaling cascade through Toll-like receptors (TLRs) and is induced by alpha interferon (IFN-alpha). To examine the role of MyD88 in the antiviral activity of IFN-alpha against hepatitis B virus (HBV), we established MyD88 stably expr...

journal_title：Virology

authors： Xiong W,Wang X,Liu X,Xiang L,Zheng L,Yuan Z

更新日期：2004-02-20 00:00:00