Switch to unusual amino acids at codon 215 of the human immunodeficiency virus type 1 reverse transcriptase gene in seroconvertors infected with zidovudine-resistant variants.

abstract：UNLABELLED:Of the various genetic subtypes of human immunodeficiency virus types 1 and 2 (HIV-1 and HIV-2) and simian immunodeficiency virus (SIV), only in subtype C of HIV-1 is a genetically variant NF-κB binding site found at the core of the viral promoter in association with a subtype-specific Sp1III motif. How the ...

journal_title：Journal of virology

authors： Verma A,Rajagopalan P,Lotke R,Varghese R,Selvam D,Kundu TK,Ranga U

更新日期：2016-07-27 00:00:00

abstract：:We analyzed a region of the capsid of canine parvovirus (CPV) which determines the ability of the virus to infect canine cells. This region is distinct from those previously shown to determine the canine host range differences between CPV and feline panleukopenia virus. It lies on a ridge of the threefold spike of the...

journal_title：Journal of virology

authors： Parker JS,Parrish CR

更新日期：1997-12-01 00:00:00

abstract：:Small interfering RNAs (siRNAs) processed from double-stranded RNA (dsRNA) of virus origins mediate potent antiviral defense through a process referred to as RNA interference (RNAi) or RNA silencing in diverse organisms. In the simple invertebrate Caenorhabditis elegans, the RNAi process is initiated by a single Dicer...

journal_title：Journal of virology

authors： Guo X,Zhang R,Wang J,Lu R

更新日期：2013-10-01 00:00:00

abstract：:Human coronaviruses (HCoV) are respiratory pathogens with neuroinvasive, neurotropic, and neurovirulent properties, highlighting the importance of studying the potential implication of these viruses in neurological diseases. The OC43 strain (HCoV-OC43) was reported to induce neuronal cell death, which may participate ...

journal_title：Journal of virology

authors： Meessen-Pinard M,Le Coupanec A,Desforges M,Talbot PJ

更新日期：2016-12-16 00:00:00

abstract：:Rift Valley fever (RVF) virus (RVFV) can cause severe human disease characterized by either acute-onset hepatitis, delayed-onset encephalitis, retinitis and blindness, or a hemorrhagic syndrome. The existing nonhuman primate (NHP) model for RVF utilizes an intravenous (i.v.) exposure route in rhesus macaques (Macaca m...

journal_title：Journal of virology

authors： Smith DR,Bird BH,Lewis B,Johnston SC,McCarthy S,Keeney A,Botto M,Donnelly G,Shamblin J,Albariño CG,Nichol ST,Hensley LE

更新日期：2012-02-01 00:00:00

abstract：:We have previously described several helper independent vector constructions (S. Hughes and E. Kosik, Virology 136:89-99, 1984; J. Sorge and S. H. Hughes, J. Mol. Appl. Genet. 1:547-599, 1982; J. Sorge, B. Ricci, and S. Hughes, J. Virol. 48:667-675, 1983), all of which derive from Rous sarcoma virus. In this report we...

journal_title：Journal of virology

authors： Hughes SH,Greenhouse JJ,Petropoulos CJ,Sutrave P

更新日期：1987-10-01 00:00:00

abstract：:The structure of VRC01 in complex with the HIV-1 gp120 core reveals that this broadly neutralizing CD4 binding site (CD4bs) antibody partially mimics the interaction of the primary virus receptor, CD4, with gp120. Here, we extended the investigation of the VRC01-gp120 core interaction to the biologically relevant vira...

journal_title：Journal of virology

authors： Li Y,O'Dell S,Walker LM,Wu X,Guenaga J,Feng Y,Schmidt SD,McKee K,Louder MK,Ledgerwood JE,Graham BS,Haynes BF,Burton DR,Wyatt RT,Mascola JR

更新日期：2011-09-01 00:00:00

abstract：:Type III interferons ([IFNs] IFN-lambda and interleukin-28 and -29 [IL-28/29]) are recently recognized cytokines with innate antiviral effects similar to those of type I IFNs (IFN-alpha/beta). Like IFN-alpha/beta, IFN-lambda-expression can be induced by viruses, and it is believed that type I and III IFNs are regulate...

journal_title：Journal of virology

authors： Stoltz M,Klingström J

更新日期：2010-09-01 00:00:00

abstract：:Processes by which human herpesviruses penetrate and are released from polarized epithelial cells, which have distinct apical and basolateral membrane domains differing in protein and lipid content, are poorly understood. We recently reported that human cytomegalovirus (CMV) mutants with deletions of the gene US9 form...

journal_title：Journal of virology

authors： Maidji E,Tugizov S,Abenes G,Jones T,Pereira L

更新日期：1998-07-01 00:00:00

abstract：:To identify the domains of Vpr that are involved nuclear localization, we transfected HeLa cells with a panel of expression vectors that encode mutant Vpr protein with deletions or substitutions within putative domains. Immunofluorescence staining of transfected cells revealed that wild-type Vpr was localized predomin...

journal_title：Journal of virology

authors： Kamata M,Aida Y

更新日期：2000-08-01 00:00:00

abstract：:Epstein-Barr (EBV) is a powerful immortalizing virus for human B lymphocytes in vitro and is associated with several human neoplasias in vivo. Previously, we have shown that the majority of EBV-infected cells in the peripheral blood of healthy, persistently infected individuals do not express the activated phenotype, ...

journal_title：Journal of virology

authors： Miyashita EM,Yang B,Babcock GJ,Thorley-Lawson DA

更新日期：1997-07-01 00:00:00

abstract：:Many complex viruses use an assembly pathway in which their genome is packaged into an empty procapsid which subsequently matures into its final expanded form. We utilized Pseudomonas phage 6, a well-established virus assembly model, to probe the plasticity of the procapsid maturation pathway. The 6 packaging nucleosi...

journal_title：Journal of virology

authors： Sun X,Pirttimaa MJ,Bamford DH,Poranen MM

更新日期：2013-12-01 00:00:00

abstract：:Among prion infections, two scenarios of prion spread are generally observed: (i) early lymphoid tissue replication or (ii) direct neuroinvasion without substantial antecedent lymphoid amplification. In nature, cervids are infected with chronic wasting disease (CWD) prions by oral and nasal mucosal exposure, and studi...

journal_title：Journal of virology

authors： Hoover CE,Davenport KA,Henderson DM,Denkers ND,Mathiason CK,Soto C,Zabel MD,Hoover EA

更新日期：2017-04-28 00:00:00

abstract：UNLABELLED:Identification and characterization of CD8(+) T cells effectively controlling HIV-1 variants are necessary for the development of AIDS vaccines and for studies of AIDS pathogenesis, although such CD8(+) T cells have been only partially identified. In this study, we sought to identify CD8(+) T cells controlli...

journal_title：Journal of virology

authors： Murakoshi H,Akahoshi T,Koyanagi M,Chikata T,Naruto T,Maruyama R,Tamura Y,Ishizuka N,Gatanaga H,Oka S,Takiguchi M

更新日期：2015-05-01 00:00:00

abstract：:We analyzed wild mouse DNAs for the number and type of proviral genes related to the env sequences of various murine leukemia viruses (MuLVs). Only Mus species closely related to laboratory mice carried these retroviral sequences, and the different subclasses of viral env genes tended to be restricted to specific taxo...

journal_title：Journal of virology

authors： Kozak CA,O'Neill RR

更新日期：1987-10-01 00:00:00

abstract：:The pathway of envelopment and egress of the varicella-zoster virus (VZV) and the primary site of viral production within the epidermal layer of the skin are not fully understood. There are several hypotheses to explain how the virus may receive an envelope as it travels to the surface of the monolayer. In this study,...

journal_title：Journal of virology

authors： Harson R,Grose C

更新日期：1995-08-01 00:00:00

abstract：:During ϕX174 morphogenesis, 240 copies of the external scaffolding protein D organize 12 pentameric assembly intermediates into procapsids, a reaction reconstituted in vitro In previous studies, ϕX174 strains resistant to exogenously expressed dominant lethal D genes were experimentally evolved. Resistance was achieve...

journal_title：Journal of virology

authors： Cherwa JE Jr.,,Tyson J,Bedwell GJ,Brooke D,Edwards AG,Dokland T,Prevelige PE,Fane BA

更新日期：2016-12-16 00:00:00

abstract：:The localization of the adenovirus type 5 34-kDa E4 and 55-kDa E1B proteins was determined in the absence of other adenovirus proteins. When expressed by transfection in human, monkey, hamster, rat, and mouse cell lines, the E1B protein was predominantly cytoplasmic and typically was excluded from the nucleus. When ex...

journal_title：Journal of virology

authors： Goodrum FD,Shenk T,Ornelles DA

更新日期：1996-09-01 00:00:00

abstract：:Japanese encephalitis virus (JEV) is a mosquito-borne pathogenic flavivirus responsible for acute viral encephalitis in humans. The cellular entry of JEV is poorly characterized in terms of molecular requirements and pathways. Here we present a systematic study of the internalization mechanism of JEV in fibroblasts an...

journal_title：Journal of virology

authors： Kalia M,Khasa R,Sharma M,Nain M,Vrati S

更新日期：2013-01-01 00:00:00

abstract：:We have developed a high-throughput sequencing (HTS) workflow for investigating paramyxovirus transcription and replication. We show that sequencing of oligo(dT)-selected polyadenylated mRNAs, without considering the orientation of the RNAs from which they had been generated, cannot accurately be used to analyze the a...

journal_title：Journal of virology

authors： Wignall-Fleming EB,Hughes DJ,Vattipally S,Modha S,Goodbourn S,Davison AJ,Randall RE

更新日期：2019-08-13 00:00:00

abstract：:To examine the prerequisites for cleavage activation of the hemagglutinin of human influenza viruses, a cDNA clone obtained from strain A/Port Chalmers/1/73 (serotype H3) was subjected to site-directed mutagenesis and expressed in CV-1 cells by using a simian virus 40 vector. The number of basic residues at the cleava...

journal_title：Journal of virology

authors： Ohuchi R,Ohuchi M,Garten W,Klenk HD

更新日期：1991-07-01 00:00:00

abstract：:Interallelic complementation between certain temperature-sensitive mutants of gene 42 of bacteriophage T4 was demonstrated by measuring the incorporation of labeled thymine into DNA. ...

journal_title：Journal of virology

authors： Chiu CS,Greenberg GR

更新日期：1973-08-01 00:00:00

abstract：:The vpr gene product of human immunodeficiency virus type (HIV-1) is a virion-associated regulatory protein. A transferable virion association motif for Vpr is located in the p6 domain of the HIV-1 Gag polyprotein. To map the sequences in p6 that are involved in Vpr incorporation, we analyzed the ability of mutant for...

journal_title：Journal of virology

authors： Kondo E,Göttlinger HG

更新日期：1996-01-01 00:00:00

abstract：:The carboxyl-terminal three-fourths of the hepatitis C virus (HCV) NS3 protein has been shown to possess an RNA helicase activity, typical of members of the DEAD box family of RNA helicases. In addition, the NS3 protein contains four amino acid motifs conserved in DEAD box proteins. In order to inspect the roles of in...

journal_title：Journal of virology

authors： Kim DW,Kim J,Gwack Y,Han JH,Choe J

更新日期：1997-12-01 00:00:00

abstract：:In bacterial strains containing the deoxyribonuclease endonuclease I (endonuclease I(+) strains), 70 to 80% of the injected superinfecting T-even phage deoxyribonucleic acid (DNA) is rapidly degraded to oligonucleotides having an average chain length of 8, the same value as that obtained by endonuclease I digestion of...

journal_title：Journal of virology

authors： Anderson CW,Eigner J

更新日期：1971-12-01 00:00:00

abstract：:Open reading frame (ORF) E4 is a 353-base-pair ORF of bovine papillomavirus type 1. To determine the biological activities of this ORF in mouse C127 cells, we analyzed the effects of two constructed mutations which are predicted to prevent synthesis of ORF E4 proteins while leaving the amino acid sequence encoded by t...

journal_title：Journal of virology

authors： Neary K,Horwitz BH,DiMaio D

更新日期：1987-04-01 00:00:00

abstract：:The complete genomic sequence of kelp fly virus (KFV), originally isolated from the kelp fly, Chaetocoelopa sydneyensis, has been determined. Analyses of its genomic and structural organization and phylogeny show that it belongs to a hitherto undescribed group within the picorna-like virus superfamily. The single-stra...

journal_title：Journal of virology

authors： Hartley CJ,Greenwood DR,Gilbert RJ,Masoumi A,Gordon KH,Hanzlik TN,Fry EE,Stuart DI,Scotti PD

更新日期：2005-11-01 00:00:00

abstract：:Discovery of genetically distinct hantaviruses in multiple species of shrews (order Soricomorpha, family Soricidae) and moles (family Talpidae) contests the conventional view that rodents (order Rodentia, families Muridae and Cricetidae) are the principal reservoir hosts and suggests that the evolutionary history of h...

journal_title：Journal of virology

authors： Kang HJ,Bennett SN,Hope AG,Cook JA,Yanagihara R

更新日期：2011-08-01 00:00:00

abstract：:The Epstein-Barr virus (EBV) nuclear antigen 3B (EBNA-3B) is considered nonessential for EBV-mediated B-cell growth transformation in vitro based on three virus isolates with EBNA-3B mutations. Two of these isolates could potentially express truncated EBNA-3B products, and, similarly, we now show that the third isolat...

journal_title：Journal of virology

authors： Chen A,Divisconte M,Jiang X,Quink C,Wang F

更新日期：2005-04-01 00:00:00

abstract：:The genome of infectious bursal disease virus consists of two segments of double-stranded RNA of 2.5 X 10(6) and 2.2 X 10(6) molecular weight. Polyacrylamide gel electrophoresis of purified virus resolved four structural polypeptides: VP-1 (90,000), VP-2 (41,000), VP-3 (35,000), and VP-4 (28,000). Peptide map comparis...

journal_title：Journal of virology

authors： Dobos P

更新日期：1979-12-01 00:00:00