Sindbis virus proteins nsP1 and nsP2 contain homology to nonstructural proteins from several RNA plant viruses.

abstract：:To evaluate the possibility of producing transducible replication-defective hepadnaviruses, cloned mutant duck hepatitis B virus genomes were tested both for virus antigen production and viral DNA synthesis following transfection into the human hepatoma cell line HuH7. Deletion of a cis-acting 12-nucleotide sequence i...

journal_title：Journal of virology

authors： Horwich AL,Furtak K,Pugh J,Summers J

更新日期：1990-02-01 00:00:00

abstract：:Panicum mosaic virus (PMV) is a recently molecularly characterized RNA virus with the unique feature of supporting the replication of two subviral RNAs in a few species of the family Gramineae. The subviral agents include a satellite RNA (satRNA) that is devoid of a coding region and the unrelated satellite panicum mo...

journal_title：Journal of virology

authors： Qiu W,Scholthof KB

更新日期：2001-06-01 00:00:00

abstract：:The iridovirus frog virus 3 (FV3) can replicate in culture in fat head minnow (FHM) fish cells or in BHK-21 hamster cells. Viral DNA replication commences about 3 h after infection of FHM cells with FV3. Between 3 and 6 h postinfection (p.i.), a portion of the intranuclear FV3 DNA is partly unmethylated. At later time...

journal_title：Journal of virology

authors： Schetter C,Grünemann B,Hölker I,Doerfler W

更新日期：1993-12-01 00:00:00

abstract：UNLABELLED:The HIV-1 envelope glycoprotein (Env) is a trimer of gp120-gp41 heterodimers and is essential for viral entry. The gp41 subunit in native, prefusion trimeric Env exists in a metastable conformation and attains a stable six-helix bundle (6-HB) conformation comprised of a trimer of N-heptad repeat (NHR) and C-...

journal_title：Journal of virology

authors： Kesavardhana S,Varadarajan R

更新日期：2014-09-01 00:00:00

abstract：:Cloned DNA from the P155 mutant of polyoma virus transforms cells in culture as efficiently as wild-type DNA, but has a much lower tumorigenic potential when injected into newborn rats. Like cells transformed by wild-type DNA, cells transformed by the mutant DNA grow in low serum concentrations, form colonies in agar ...

journal_title：Journal of virology

authors： Gelinas C,Chartrand P,Bastin M

更新日期：1982-09-01 00:00:00

abstract：:We describe a modification of the polymerase chain reaction technique which allows amplification of cellular DNA adjacent to an integrated provirus given sequence information for the provirus only. The modified technique should be generally useful for studies of insertional mutagenesis and other situations in which on...

journal_title：Journal of virology

authors： Silver J,Keerikatte V

更新日期：1989-05-01 00:00:00

abstract：:The U(S)3 open reading frame of herpes simplex virus 1 (HSV-1) was reported to encode two mRNAs each directing the synthesis of the same protein. We report that the U(S)3 gene encodes two proteins. The predominant U(S)3 protein is made in wild-type HSV-1-infected cells. The truncated mRNA and a truncated protein desig...

journal_title：Journal of virology

authors： Poon AP,Roizman B

更新日期：2005-07-01 00:00:00

abstract：:Open reading frame 24 (ORF24) of murine gammaherpesvirus 68 (MHV-68) is conserved among beta- and gammaherpesviruses; however, its function in viral replication has not been defined. Using MHV-68 as a model, we have identified ORF24 as being essential for viral replication. An ORF24-null virus was generated and shown ...

journal_title：Journal of virology

authors： Wong E,Wu TT,Reyes N,Deng H,Sun R

更新日期：2007-06-01 00:00:00

abstract：:Historically, coronaviruses were predominantly associated with mild upper respiratory disease in humans. More recently, three novel coronaviruses associated with severe human respiratory disease were found, including (i) the severe acute respiratory syndrome coronavirus, associated with a significant atypical pneumoni...

journal_title：Journal of virology

authors： Donaldson EF,Yount B,Sims AC,Burkett S,Pickles RJ,Baric RS

更新日期：2008-12-01 00:00:00

abstract：:BST-2/CD317/tetherin is a host factor that inhibits the release of HIV-1 and other unrelated viruses. A current model proposes that BST-2 physically tethers virions to the surface of virus-producing cells. The HIV-1-encoded Vpu protein effectively antagonizes the activity of BST-2. How Vpu accomplishes this task remai...

journal_title：Journal of virology

authors： Andrew AJ,Miyagi E,Strebel K

更新日期：2011-03-01 00:00:00

abstract：:Norovirus (NoV) infections are a significant health burden to society, yet the lack of reliable tissue culture systems has hampered the development of appropriate antiviral therapies. Here we show that the NoV NS3 protein, derived from murine NoV (MNV), is intimately associated with the MNV replication complex and the...

journal_title：Journal of virology

authors： Cotton BT,Hyde JL,Sarvestani ST,Sosnovtsev SV,Green KY,White PA,Mackenzie JM

更新日期：2017-01-18 00:00:00

abstract：:Kaposi's sarcoma (KS)-associated herpesvirus (KSHV) open reading frame 50 (ORF50) encodes a viral transcriptional activator, which binds to the KSHV promoter and stimulates the transcription of viral early and late genes, thus activating the lytic cycle of KSHV. We report here that KSHV ORF50 binds to the cellular pro...

journal_title：Journal of virology

authors： Gwack Y,Byun H,Hwang S,Lim C,Choe J

更新日期：2001-02-01 00:00:00

abstract：:Using isogenic recombinant murine coronaviruses expressing wild-type murine hepatitis virus strain 4 (MHV-4) or MHV-A59 spike glycoproteins or chimeric MHV-4/MHV-A59 spike glycoproteins, we have demonstrated the biological functionality of the N-terminus of the spike, encompassing the receptor binding domain (RBD). We...

journal_title：Journal of virology

authors： Tsai JC,Zelus BD,Holmes KV,Weiss SR

更新日期：2003-01-01 00:00:00

abstract：:The primary herpes simplex virus type 2 (HSV-2) latency-associated transcript (LAT) promoter influences LAT expression and rates of virus reactivation. We explored the biological importance of particular neuronally responsive regions within the promoter by creating new recombinant viruses bearing a targeted deletion (...

journal_title：Journal of virology

authors： Wang K,Pesnicak L,Straus SE

更新日期：1997-10-01 00:00:00

abstract：:Borna disease virus (BDV) uses a unique strategy of replication and transcription which takes place in the nucleus, unlike other known, nonsegmented, negative-stranded RNA viruses of animal origin. In this process, viral constituents necessary for replication must be transported to the nucleus from the cytoplasm. We r...

journal_title：Journal of virology

authors： Shoya Y,Kobayashi T,Koda T,Ikuta K,Kakinuma M,Kishi M

更新日期：1998-12-01 00:00:00

abstract：:DNA vaccines have recently emerged at the forefront of approaches to harness the immune system in the prevention and treatment of viral infections, as well as the prevention and treatment of cancers. However, these vaccines suffer from limited efficacy since they often fail to produce significant antigen-specific CD8(...

journal_title：Journal of virology

authors： Mao CP,Hung CF,Kang TH,He L,Tsai YC,Wu CY,Wu TC

更新日期：2010-03-01 00:00:00

abstract：:Mus dunni endogenous virus (MDEV) is activated from cells of the Asian wild mouse M. dunni (also known as Mus terricolor) in response to treatment with either 5-iodo-2'-deoxyuridine or hydrocortisone. MDEV represents a new murine retrovirus interference group and thus appears to use a different receptor for entry into...

journal_title：Journal of virology

authors： Bonham L,Wolgamot G,Miller AD

更新日期：1997-06-01 00:00:00

abstract：:The mosquito-transmitted dengue virus (DENV) infects millions of people in tropical and subtropical regions. Maturation of DENV particles requires proper cleavage of the viral polyprotein, including processing of 8 of the 13 substrate cleavage sites by dengue virus NS2B/NS3 protease. With no available direct-acting an...

journal_title：Journal of virology

authors： Lin KH,Ali A,Rusere L,Soumana DI,Kurt Yilmaz N,Schiffer CA

更新日期：2017-04-28 00:00:00

abstract：:Porcine reproductive and respiratory syndrome virus (PRRSV) is a recently described arterivirus responsible for disease in swine worldwide. Comparative sequence analysis of 3'-terminal structural genes of the single-stranded RNA viral genome revealed the presence of two genotypic classes of PRRSV, represented by the p...

journal_title：Journal of virology

authors： Nelsen CJ,Murtaugh MP,Faaberg KS

更新日期：1999-01-01 00:00:00

abstract：:White root rot, caused by the ascomycete Rosellinia necatrix, is a devastating disease worldwide, particularly in fruit trees in Japan. Here we report on the biological and molecular properties of a novel bipartite double-stranded RNA (dsRNA) virus encompassing dsRNA-1 (8,931 bp) and dsRNA-2 (7,180 bp), which was isol...

journal_title：Journal of virology

authors： Chiba S,Salaipeth L,Lin YH,Sasaki A,Kanematsu S,Suzuki N

更新日期：2009-12-01 00:00:00

abstract：:Serological surveys have revealed that 30 to 50% of wild-caught African green monkeys have antibodies reactive to simian immunodeficiency virus (SIV), a retrovirus related to human immunodeficiency virus (HIV). Although the nucleotide sequence of one SIVagm isolate, Tyo1, was recently reported, the extent of genetic v...

journal_title：Journal of virology

authors： Li Y,Naidu YM,Daniel MD,Desrosiers RC

更新日期：1989-04-01 00:00:00

abstract：:Treatment of patients with lamivudine (3TC) results in loss of detectable levels of hepatitis B virus (HBV) DNA from serum; however, the relapse rate, with regard to both reappearance of virus in the bloodstream and hepatic inflammation, is high when therapy is terminated. Although the rebound observed in patients has...

journal_title：Journal of virology

authors： Abdelhamed AM,Kelley CM,Miller TG,Furman PA,Isom HC

更新日期：2002-08-01 00:00:00

abstract：:We have analyzed the effects of reducing conditions on the folding of the spike (S) protein and on the intracellular transport of the membrane (M) protein of the mouse hepatitis coronavirus. These proteins differ in their potential to form disulfide bonds in the lumen of the endoplasmic reticulum (ER). Intrachain disu...

journal_title：Journal of virology

authors： Opstelten DJ,de Groote P,Horzinek MC,Vennema H,Rottier PJ

更新日期：1993-12-01 00:00:00

abstract：:Current adeno-associated virus (AAV) gene therapy vectors package a transgene flanked by the terminal repeats (TRs) of AAV type 2 (AAV2). Although these vectors are replication deficient, wild-type (wt) AAV2 prevalent in the human population could lead to replication and packaging of a type 2 TR (TR2)-flanked transgen...

journal_title：Journal of virology

authors： Hewitt FC,Li C,Gray SJ,Cockrell S,Washburn M,Samulski RJ

更新日期：2009-04-01 00:00:00

abstract：:In order to study cell tropism and attenuation of hepatitis A virus (HAV), the genome of HAV wild-type GBM and two cell culture-adapted variants, GBM/FRhK and GBM/HFS, were cloned and sequenced after amplification by reverse transcriptase-PCR. During virus cultivation, the HAV variant GBM/FRhK had a strict host range ...

journal_title：Journal of virology

authors： Graff J,Normann A,Feinstone SM,Flehmig B

更新日期：1994-01-01 00:00:00

abstract：:We constructed a matched set of plasmids to investigate the interactions of essential core sequences of the simian virus 40 replication origin with flanking regulatory sequences. Deletions of either T-antigen-binding region I or the 21-base-pair repeated promoter elements reduced replication to 50 to 70% of wild-type ...

journal_title：Journal of virology

authors： DeLucia AL,Deb S,Partin K,Tegtmeyer P

更新日期：1986-01-01 00:00:00

abstract：:Human immunodeficiency virus type 1 infection of mononuclear phagocytes has been implicated in disease manifestations, but postentry viral replication events in these cells have not been well characterized. Productive infection of activated T cells is associated with cell proliferation and accumulation of full-length ...

journal_title：Journal of virology

authors： O'Brien WA,Namazi A,Kalhor H,Mao SH,Zack JA,Chen IS

更新日期：1994-02-01 00:00:00

abstract：:Recombinant vaccinia viruses that express defective retroviral vectors upon a single infection event in normal host cells were constructed. The gag-pol and envelope genes and a retroviral vector unit were inserted as vaccinia virus promoter-controlled transcription units at three separate loci. The triple recombinant ...

journal_title：Journal of virology

authors： Konetschny C,Holzer GW,Urban C,Hämmerle T,Mayrhofer J,Falkner FG

更新日期：2003-06-01 00:00:00

abstract：:The 70S RNA of Rous sarcoma virus contains 4S RNAs which serve as primers for the initiation of DNA synthesis in vitro by the RNA-directed DNA polymerase of the virus. We purified these primers in three different ways-by isolation of the covalent complex between primer and nascent DNA, by differential melting of the 7...

journal_title：Journal of virology

authors： Faras AJ,Dahlberg JE,Sawyer RC,Harada F,Taylor JM,Levinson WE,Bishop JM,Goodman HM

更新日期：1974-05-01 00:00:00

abstract：:Murine gammaherpesvirus 68 (MHV68) infection of mice provides a tractable small-animal system for assessing viral requirements for establishment of and reactivation from latency. The M2 gene product has no homology to any known proteins but has been shown to play a role in both the establishment of MHV68 latency and r...

journal_title：Journal of virology

authors： DeZalia M,Speck SH

更新日期：2008-08-01 00:00:00