Impaired entry of soluble receptor-resistant mutants of mouse hepatitis virus into cells expressing MHVR2 receptor.

abstract：:Langat (LGT) flavivirus, derived from infectious full-length cDNA clone 636, was investigated for its apoptotic activities in mouse neuroblastoma (Neuro-2a) and simian kidney (Vero and LLC-MK(2)) cells. The hallmark of apoptosis, cleavage of cellular DNA, was observed 48 h after infection of Vero, LLC-MK(2), and Neuro...

journal_title：Virology

authors： Prikhod'ko GG,Prikhod'ko EA,Cohen JI,Pletnev AG

更新日期：2001-08-01 00:00:00

abstract：:The synthesis of linear duplex replicative structures (monomers, head-to-head, and tail-to-tail dimers) is an important hallmark of the productive phase of the adeno-associated virus (AAV) life cycle. These structures are generated by a strand-displacement replication mechanism and believed to be a reservoir for singl...

journal_title：Virology

authors： Musatov SA,Scully TA,Dudus L,Fisher KJ

更新日期：2000-09-30 00:00:00

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：:ZEBRA, a transcription factor and DNA replication protein encoded by the Epstein-Barr virus (EBV) BZLF1 gene, plays indispensable roles in the EBV lytic cycle. We recently described the phenotypes of 46 single amino acid substitutions introduced into the DNA-recognition region of ZEBRA [Heston, L., El-Guindy, A., Coun...

journal_title：Virology

authors： Park R,Heston L,Shedd D,Delecluse HJ,Miller G

更新日期：2008-12-20 00:00:00

abstract：:We measured the effects of non-nucleoside reverse transcriptase (RT) inhibitor-resistant mutations K101E+G190S, on replication fitness and EFV-resistance of HIV(NL4-3). K101E+G190S reduced fitness in the absence of EFV and increased EFV resistance, compared to either single mutant. Unexpectedly, K101E+G190S also repli...

journal_title：Virology

authors： Wang J,Liang H,Bacheler L,Wu H,Deriziotis K,Demeter LM,Dykes C

更新日期：2010-07-05 00:00:00

abstract：:HIV-1 Rev escorts unspliced viral mRNAs out of the nucleus of infected cells, which allows formation of infectious HIV-1 virions. We have identified a putative DEAD box (Asp-Glu-Ala-Asp) RNA helicase, DDX1, as a cellular co-factor of Rev, through yeast and mammalian two-hybrid systems using the N-terminal motif of Rev...

journal_title：Virology

authors： Fang J,Kubota S,Yang B,Zhou N,Zhang H,Godbout R,Pomerantz RJ

更新日期：2004-12-20 00:00:00

abstract：:We have examined the nuclear and cytoplasmic distribution of the latency-associated transcripts (LATs) of HSV-1. During latency these transcripts accumulate in the nuclei of neurons in the peripheral and central nervous system of infected animals. However, our Northern blot analyses demonstrate that the 2-kb LAT is fo...

journal_title：Virology

authors： Nicosia M,Zabolotny JM,Lirette RP,Fraser NW

更新日期：1994-11-01 00:00:00

abstract：:The uncoating of tobacco mosaic virus (TMV) particles in protoplasts isolated from leaves of transgenic tobacco plants that express the TMV coat protein gene was investigated. Extracts of these protoplasts collected up to 1 hr after inoculation with TMV contained fewer of the complexes ("striposomes") thought to be in...

journal_title：Virology

authors： Wu XJ,Beachy RN,Wilson TM,Shaw JG

更新日期：1990-12-01 00:00:00

abstract：:This study was initiated to evaluate the in vivo infectivity and pathogenicity of a group of recombinant feline leukemia viruses (rFeLVs) previously generated by in vitro forced recombination between a FeLV subgroup A virus (FeLV-A) and an endogenous FeLV (enFeLV) envelope (env) element (Sheets et al., 1992, Virology ...

journal_title：Virology

authors： Pandey R,Bechtel MK,Su Y,Ghosh AK,Hayes KA,Mathes LE,Roy-Burman P

更新日期：1995-12-20 00:00:00

abstract：:We previously described a thymus-tropic HIV-1 envelope (R3A Env) from a rapid progressor obtained at the time of transmission. An HIV-1 molecular recombinant with the R3A Env supported extensive replication and pathogenesis in the thymus and did not require Nef. Another Env from the same patient did not display the sa...

journal_title：Virology

authors： Meissner EG,Coffield VM,Su L

更新日期：2005-06-05 00:00:00

abstract：:Expression of alphavirus glycoproteins on the surface of infected cells leads to cell fusion after exposure to acidic pH. Two strains of Sindbis virus, AR339 (SV) and neuroadapted Sindbis virus (NSV), which differ in virulence for weanling mice, were found to differ in pH-dependent fusion. BHK-21 cells infected with S...

journal_title：Virology

authors： Boggs WM,Hahn CS,Strauss EG,Strauss JH,Griffin DE

更新日期：1989-04-01 00:00:00

abstract：:Direct attenuation of West Nile (WN) virus strain NY99 for the purpose of vaccine development is not feasible due to its high virulence and pathogenicity. Instead, we created highly attenuated chimeric virus W1806 with the serological identity of NY99. To further attenuate W1806, we investigated effects of mutations f...

journal_title：Virology

authors： Yamshchikov V,Manuvakhova M,Rodriguez E

更新日期：2016-01-01 00:00:00

abstract：:We characterized three subsets of NK cells in blood, and two subsets in mucosal tissues. SIVmac251 infection increased total and CD16(+) NK cells in the blood. In the rectum, we observed a significant increase in total and NKG2A(+) NK cells during SIV infection. In contrast, the NKp44(+) subset significantly depleted ...

journal_title：Virology

authors： Liyanage NP,Gordon SN,Doster MN,Pegu P,Vaccari M,Shukur N,Schifanella L,Pise-Masison CA,Lipinska D,Grubczak K,Moniuszko M,Franchini G

更新日期：2014-02-01 00:00:00

abstract：:The Epstein-Barr virus (EBV) predominantly establishes a latent infection in B lymphocytes, and occasionally switches from the latent state to the lytic cycle. In this report, we identified and examined the role of a lytic gene, BRRF2. We first prepared an antibody against BRRF2 and identified the gene product as a vi...

journal_title：Virology

authors： Watanabe T,Tsuruoka M,Narita Y,Katsuya R,Goshima F,Kimura H,Murata T

更新日期：2015-10-01 00:00:00

abstract：:The human immunodeficiency virus (HIV-1) causes various hematopoietic abnormalities, with thrombocytopenia (TP) occurring in 30% of infected individuals. In the present study, we aimed to determine whether HIV-1 in the bone marrow of TP patients can infect primary megakaryocytes in vitro, which may contribute to the d...

journal_title：Virology

authors： Voulgaropoulou F,Pontow SE,Ratner L

更新日期：2000-03-30 00:00:00

abstract：:Human cytomegalovirus (HCMV) can be isolated from peripheral blood leukocytes; however, in vitro, only abortive infection of monocytes, lymphocytes, and granulocytes has been detected. These studies demonstrate that freshly isolated monocytes can be infected with HCMV. Infection of monocytes was not associated with lo...

journal_title：Virology

authors： Maciejewski JP,Bruening EE,Donahue RE,Sellers SE,Carter C,Young NS,St Jeor S

更新日期：1993-08-01 00:00:00

abstract：:Expansion of CHIKV outbreaks with appearance of novel mutations are reported from many parts of the world. Two novel mutations viz. E1:K211E and E2:V264A in background of E1:226A are recently identified from Aedes aegypti dominated areas of India. In this study, the role of these mutations in modulation of infectivity...

journal_title：Virology

authors： Agarwal A,Sharma AK,Sukumaran D,Parida M,Dash PK

更新日期：2016-10-01 00:00:00

abstract：:Alpacas develop diminished disease following bovine viral diarrhea virus (BVDV) infection compared to cattle. We hypothesized that alpaca and bovine cells have differential permissiveness and responses to BVDV infection. To characterize alpaca testicular (AT) and bovine turbinate (BT) cells BVDV infection permissivene...

journal_title：Virology

authors： Samson HC,Topliff CL,Donis RO,Kelling CL

更新日期：2011-04-25 00:00:00

abstract：:Corn lethal necrosis (CLN) is caused by the synergistic interaction between maize chlorotic mottle machlomovirus (MCMV) and any potyvirus which infects cereals. Interactions between MCMV and wheat streak mosaic rymovirus (WSMV) in N28Ht corn produced MCMV concentrations that averaged 3.3- to 11.2-fold higher in doubly...

journal_title：Virology

authors： Scheets K

更新日期：1998-03-01 00:00:00

abstract：:Tetherin (ST2/CD317) is a cellular protein that restricts the release from cells of some enveloped viruses including HIV-1. To examine if influenza virus is affected by tetherin, MDCK cells constitutively expressing human tetherin and control MDCK cells were infected with influenza virus. No difference was observed in...

journal_title：Virology

authors： Watanabe R,Leser GP,Lamb RA

更新日期：2011-08-15 00:00:00

abstract：:cDNA clones encoding the envelope glycoprotein E1 of rubella virus (RV) were altered by site-directed mutagenesis at consensus sites for addition of N-linked glycans. The resulting plasmids were introduced into COS cells and the mutant E1 proteins were analyzed by indirect immunofluorescence, radioimmunoprecipitation,...

journal_title：Virology

authors： Hobman TC,Qiu ZY,Chaye H,Gillam S

更新日期：1991-04-01 00:00:00

abstract：:Infection with a broad diversity of viruses often activates host cell signaling pathways including the mitogen-activated protein kinase pathway. The present study established that dengue virus infection of human macrophages activates Jun NH(2)-terminal kinase (JNK) and the p38 MAPKs pathways. The activation was observ...

journal_title：Virology

authors： Ceballos-Olvera I,Chávez-Salinas S,Medina F,Ludert JE,del Angel RM

更新日期：2010-01-05 00:00:00

abstract：:The equine herpesvirus 1 (EHV-1) immediate-early (IE) phosphoprotein is essential for the activation of transcription from viral early and late promoters and regulates transcription from its own promoter. The IE protein of 1487 amino acids contains a serine-rich tract (SRT) between residues 181 and 220. Deletion of th...

journal_title：Virology

authors： Kim SK,Buczynski KA,Caughman GB,O'Callaghan DJ

更新日期：2001-01-05 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) transmembrane glycoprotein gp41 is targeted by broadly-reactive neutralizing antibodies 2F5 and 4E10, making it an attractive target for vaccine development. To better assess immunogenic properties of gp41, we generated five soluble glutathione S-transferase fusion proteins ...

journal_title：Virology

authors： Penn-Nicholson A,Han DP,Kim SJ,Park H,Ansari R,Montefiori DC,Cho MW

更新日期：2008-03-15 00:00:00

abstract：:Hepatitis C virus (HCV) core protein constitutes a viral nucleocapsid and may possess multiple functions. In this study, we demonstrated the homotypic interaction and multimerization of HCV core protein in vitro and in vivo. By using a yeast two-hybrid system, we showed that the amino-terminal hydrophilic portion (ami...

journal_title：Virology

authors： Matsumoto M,Hwang SB,Jeng KS,Zhu N,Lai MM

更新日期：1996-04-01 00:00:00

abstract：:Dengue-2 virus strains from different locations were compared by T1-RNAse-resistant oligonucleotide fingerprinting and antigen signature analysis. The latter technique involved construction of radioimmunoassays using monoclonal antibodies that recognize nine distinct dengue-2 type-specific and flavivirus cross-reactiv...

journal_title：Virology

authors： Monath TP,Wands JR,Hill LJ,Brown NV,Marciniak RA,Wong MA,Gentry MK,Burke DS,Grant JA,Trent DW

更新日期：1986-10-30 00:00:00

abstract：:The yellow fever 17D virus is attenuated and used for human vaccination. Two of its substrains, 17D-204 and 17DD, are used for vaccine production. One of the remarkable properties of this vaccine is limited viral replication in the host but with significant dissemination of the viral mass, yielding a robust and long-l...

journal_title：Virology

authors： Marchevsky RS,Freire MS,Coutinho ES,Galler R

更新日期：2003-11-10 00:00:00

abstract：:Recombinant RNAs generated in plants 3 weeks postinoculation with turnip crinkle virus (TCV) genomic RNA and an associated satellite RNA, sat-RNA D, have a majority of TCV crossover sites in a 24-nucleotide repeat (motif IIIA/IIIB) that forms part of a stable hairpin (Carpenter et al., 1995, J. Mol.Biol. 245, 608-622)...

journal_title：Virology

authors： Carpenter CD,Simon AE

更新日期：1996-09-01 00:00:00

abstract：:Demyelination of the human peripheral nervous system (PNS) can be caused by diverse mechanisms including viral infection. Despite association of several viruses with the development of peripheral demyelination, animal models of the condition have been limited to disease that is either autoimmune or genetic in origin. ...

journal_title：Virology

authors： Drescher KM,Tracy SM

更新日期：2007-03-01 00:00:00

abstract：:The influenza virus mRNAs are structurally similar to cellular mRNAs nevertheless; the virus promotes selective translation of viral mRNAs despite the inhibition of host cell protein synthesis. The infection proceeds normally upon functional impairment of eIF4E cap-binding protein, but requires functional eIF4A helica...

journal_title：Virology

authors： Yángüez E,Rodriguez P,Goodfellow I,Nieto A

更新日期：2012-01-20 00:00:00