A cell-free replication system for human polyomavirus JC DNA.

abstract：:The replication proteins Rep and Rep' of porcine circovirus type 1 (PCV1) are both capable of introducing and resealing strand discontinuities at the viral origin of DNA replication in vitro underlying genome amplification by rolling-circle replication. The PCV1 origin of replication encompasses the minimal binding si...

journal_title：Journal of virology

authors： Steinfeldt T,Finsterbusch T,Mankertz A

更新日期：2007-06-01 00:00:00

abstract：:The herpes simplex virus type 1 (HSV-1) alkaline nuclease, encoded by the UL12 gene, plays an important role in HSV-1 replication, as a UL12 null mutant displays a severe growth defect. The HSV-1 alkaline exonuclease UL12 interacts with the viral single-stranded DNA binding protein ICP8 and promotes strand exchange in...

journal_title：Journal of virology

authors： Balasubramanian N,Bai P,Buchek G,Korza G,Weller SK

更新日期：2010-12-01 00:00:00

abstract：:Egress of wrapped virus (WV) to the cell periphery following vaccinia virus (VACV) replication is dependent on interactions with the microtubule motor complex kinesin-1 and is mediated by the viral envelope protein A36. Here we report that ectromelia virus (ECTV), a related orthopoxvirus and the causative agent of mou...

journal_title：Journal of virology

authors： Lynn H,Horsington J,Ter LK,Han S,Chew YL,Diefenbach RJ,Way M,Chaudhri G,Karupiah G,Newsome TP

更新日期：2012-07-01 00:00:00

abstract：:Knowledge of the mechanisms of virus dissemination in acute measles is cursory, but cells of the monocyte/macrophage (MM) lineage appear to be early targets. We characterized the dissemination of the Edmonston B vaccine strain of measles virus (MV-Ed) in peripheral blood mononuclear cells (PBMC) of two mouse strains e...

journal_title：Journal of virology

authors： Roscic-Mrkic B,Schwendener RA,Odermatt B,Zuniga A,Pavlovic J,Billeter MA,Cattaneo R

更新日期：2001-04-01 00:00:00

abstract：:Antibody to the capsid (PORF2) protein of hepatitis E virus (HEV) is sufficient to confer immunity, but knowledge of B-cell epitopes in the intact capsid is limited. A panel of murine monoclonal antibodies (MAbs) was generated following immunization with recombinant ORF2.1 protein, representing the C-terminal 267 amin...

journal_title：Journal of virology

authors： Riddell MA,Li F,Anderson DA

更新日期：2000-09-01 00:00:00

abstract：:Recombinant human metapneumovirus (HMPV) in which the SH, G, or M2 gene or open reading frame was deleted by reverse genetics was evaluated for replication and vaccine efficacy following topical administration to the respiratory tract of African green monkeys, a permissive primate host. Replication of the deltaSH viru...

journal_title：Journal of virology

authors： Biacchesi S,Pham QN,Skiadopoulos MH,Murphy BR,Collins PL,Buchholz UJ

更新日期：2005-10-01 00:00:00

abstract：:In this report, we describe the isolation, molecular genetic mapping, and phenotypic characterization of vaccinia virus mutants resistant to cytosine arabinoside (araC) and phosphonoacetic acid (PAA). At 37 degrees C, 8 microM araC was found to prevent macroscopic plaque formation by wild-type virus and to cause a 10(...

journal_title：Journal of virology

authors： Taddie JA,Traktman P

更新日期：1993-07-01 00:00:00

abstract：:The chimeric recombinant virus rHPIV3-N(B), a version of human parainfluenza virus type 3 (HPIV3) that is attenuated due to the presence of the bovine PIV3 nucleocapsid (N) protein open reading frame (ORF) in place of the HPIV3 ORF, was modified to encode the measles virus hemagglutinin (HA) inserted as an additional,...

journal_title：Journal of virology

authors： Skiadopoulos MH,Surman SR,Riggs JM,Collins PL,Murphy BR

更新日期：2001-11-01 00:00:00

abstract：UNLABELLED:Phenotypic diversity in prion diseases can be specified by prion strains in which biological traits are propagated through an epigenetic mechanism mediated by distinct PrP(Sc) conformations. We investigated the role of host-dependent factors on phenotypic diversity of chronic wasting disease (CWD) in differe...

journal_title：Journal of virology

authors： Crowell J,Hughson A,Caughey B,Bessen RA

更新日期：2015-10-01 00:00:00

abstract：:The structural polypeptides of purified Plodia interpunctella granulosis virus were analyzed by three different two-dimensional gel systems. Isoelectric focusing followed by sodium dodecyl sulfate-polyacrylamide gel electrophoresis allowed resolution of 53 acidic polypeptides in the enveloped nucleocapsid of the virus...

journal_title：Journal of virology

authors： Russell DL,Consigli RA

更新日期：1986-10-01 00:00:00

abstract：:The principal neutralizing epitope of the human immunodeficiency virus type 1 (HIV-1) lies between two invariant cysteines in the third variable region (V3) of the viral envelope (gp120), and its amino acid sequence varies among different HIV-1 isolates. HIV-2 carries an analogous amino acid sequence between two cyste...

journal_title：Journal of virology

authors： Boeri E,Giri A,Lillo F,Ferrari G,Varnier OE,Ferro A,Sabbatani S,Saxinger WC,Franchini G

更新日期：1992-07-01 00:00:00

abstract：:Epstein-Barr virus (EBV) establishes a persistent latent infection in B lymphocytes and is associated with the development of numerous human tumors. Epstein-Barr nuclear antigen 3C (EBNA 3C) is essential for B-cell immortalization, has potent cell cycle deregulation capabilities, and functions as a regulator of both v...

journal_title：Journal of virology

authors： McClellan MJ,Khasnis S,Wood CD,Palermo RD,Schlick SN,Kanhere AS,Jenner RG,West MJ

更新日期：2012-05-01 00:00:00

abstract：:The nature and theory of flow field-flow fractionation is described, and its potential applicability to virus-like particles is discussed. Different virus types are shown to be retained at different levels. Retention can be controlled by variation of the experimental parameters, in good agreement with theory. However,...

journal_title：Journal of virology

authors： Giddings JC,Yang FJ,Myers MN

更新日期：1977-01-01 00:00:00

abstract：:Astrovirus is one of the major causes of infant and childhood diarrhea worldwide. Our understanding of astrovirus pathogenesis trails behind our knowledge of its molecular and epidemiologic properties. Using a recently developed small-animal model, we investigated the mechanisms by which astrovirus induces diarrhea an...

journal_title：Journal of virology

authors： Koci MD,Kelley LA,Larsen D,Schultz-Cherry S

更新日期：2004-02-01 00:00:00

abstract：:In all retroviruses analyzed to date (except for the spumaretroviruses), the Zn(2+)-coordinating residues of nucleocapsid (NC) perform or assist in crucial reactions necessary to complete the retrovirus life cycle. Six replication-defective mutations have been engineered in the two NC Zn(2+) fingers (ZFs) of simian im...

journal_title：Journal of virology

authors： Yovandich JL,Chertova EN,Kane BP,Gagliardi TD,Bess JW Jr,Sowder RC 2nd,Henderson LE,Gorelick RJ

更新日期：2001-01-01 00:00:00

abstract：:A region of the herpesvirus saimiri genome encoding an mRNA with two open reading frames (ORFs) has been identified to be essential for transformation of T cells. Deletion of either ORF resulted in the loss of transforming ability. ORF-1 has been shown to code for a collagen-like oncoprotein. This study shows for the ...

journal_title：Journal of virology

authors： Lund T,Medveczky MM,Geck P,Medveczky PG

更新日期：1995-07-01 00:00:00

abstract：:Six overlapping viral RNAs are synthesized in cells infected with the avian coronavirus infectious bronchitis virus (IBV). These RNAs contain a 3'-coterminal nested sequence set and were assumed to be viral mRNAs. The seven major IBV virion proteins are all produced by processing of three polypeptides of ca. 23, 51, a...

journal_title：Journal of virology

authors： Stern DF,Sefton BM

更新日期：1984-04-01 00:00:00

abstract：:Treatment of purified simian virus 40 large T antigen (LT) with protein phosphatase 2A stimulates LT-dependent DNA unwinding and replication (D. M. Virshup, M. G. Kauffman, and T. J. Kelly, EMBO J. 8: 3891-3898, 1989). The specificity of the catalytic subunit of protein phosphatase 2A toward LT was investigated by two...

journal_title：Journal of virology

authors： Scheidtmann KH,Virshup DM,Kelly TJ

更新日期：1991-04-01 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) Vif recruits a cellular ubiquitin ligase complex to degrade antiviral APOBEC3 enzymes (APOBEC3C-H) and PP2A phosphatase regulators (PPP2R5A to PPP2R5E). While APOBEC3 antagonism is the canonical function of HIV-1 Vif, this viral accessory protein is also known to trigger G2/...

journal_title：Journal of virology

authors： Salamango DJ,McCann JL,Demir Ö,Becker JT,Wang J,Lingappa JR,Temiz NA,Brown WL,Amaro RE,Harris RS

更新日期：2020-10-14 00:00:00

abstract：:Control of HIV-1 replication following nonsterilizing HIV-1 vaccination could be achieved by vaccine-elicited CD8(+) T-cell-mediated antiviral activity. To date, neither the functional nor the phenotypic profiles of CD8(+) T cells capable of this activity are clearly understood; consequently, little is known regarding...

journal_title：Journal of virology

authors： Freel SA,Lamoreaux L,Chattopadhyay PK,Saunders K,Zarkowsky D,Overman RG,Ochsenbauer C,Edmonds TG,Kappes JC,Cunningham CK,Denny TN,Weinhold KJ,Ferrari G,Haynes BF,Koup RA,Graham BS,Roederer M,Tomaras GD

更新日期：2010-05-01 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) Tat is a mediator of viral transcription and is involved in the control of virus replication. However, associations between HIV-1 Tat diversity and functional effects during primary HIV-1 infection are still unclear. We estimated selection pressures in tat exon 1 using the m...

journal_title：Journal of virology

authors： Rossenkhan R,MacLeod IJ,Sebunya TK,Castro-Nallar E,McLane MF,Musonda R,Gashe BA,Novitsky V,Essex M

更新日期：2013-05-01 00:00:00

abstract：:Data showing that an apoptotic reaction (the exit into the cytoplasm and nucleolytic internucleosomal degradation of chromosomal DNA, compaction and fragmentation of chromatin, cellular shrinkage, and cytoplasmic blebbing) developed in a subline of HeLa-S3 cells upon nonpermissive poliovirus infection with either a gu...

journal_title：Journal of virology

authors： Tolskaya EA,Romanova LI,Kolesnikova MS,Ivannikova TA,Smirnova EA,Raikhlin NT,Agol VI

更新日期：1995-02-01 00:00:00

abstract：:"L-cell virion," obtained from chronically infected 929 L-cell lines, was purified on 70% sucrose pads and its ribonucleic acid (RNA) was extracted and analyzed on sucrose gradients. Two RNA components were isolated from the virion, a rapidly sedimenting species (82S) and a more slowly sedimenting species (6S). When t...

journal_title：Journal of virology

authors： Faras AJ,Erikson RL

更新日期：1969-07-01 00:00:00

abstract：:The outer layer of the bacteriophage phi 6 nucleocapsid (NC) was removed by EDTA and reassociated with the core in the presence of Ca2+ or Mg2+. The core was relatively inaccessible to trypsin digestion, was composed of protein P1, and was in the dodecahedral framework reported previously. (H.T. Steely, Jr., and D. La...

journal_title：Journal of virology

authors： Ktistakis NT,Lang D

更新日期：1987-08-01 00:00:00

abstract：:Brome mosaic virus (BMV), a member of the alphavirus-like super-family of positive-strand RNA viruses, encodes two proteins required for viral RNA replication: 1a and 2a. 1a contains m7G methyltransferase- and helicase-like domains, while 2a contains a polymerase (pol)-like core flanked by N- and C-terminal extensions...

journal_title：Journal of virology

authors： Smirnyagina E,Lin NS,Ahlquist P

更新日期：1996-07-01 00:00:00

abstract：:VP16-H is an essential structural protein of herpes simplex virus type 1 (HSV-1) and is also a potent activator of virus immediate-early (IE) gene expression. Current models of functional determinants within VP16-H indicate that it consists of two domains, an N-terminal domain involved in recruiting VP16-H to a multic...

journal_title：Journal of virology

authors： Grapes M,O'Hare P

更新日期：2000-11-01 00:00:00

abstract：:Arthropod genomes contain sequences derived from integrations of DNA and nonretroviral RNA viruses. These sequences, known as endogenous viral elements (EVEs), have been acquired over the course of evolution and have been proposed to serve as a record of past viral infections. Recent evidence indicates that EVEs can f...

journal_title：Journal of virology

authors： Ter Horst AM,Nigg JC,Dekker FM,Falk BW

更新日期：2019-03-05 00:00:00

abstract：:Deer mice are the principal reservoir hosts of Sin Nombre virus, the etiologic agent of most hantavirus cardiopulmonary syndrome cases in North America. Infection of deer mice results in persistence without conspicuous pathology, and most, if not all, infected mice remain infected for life, with periods of viral shedd...

journal_title：Journal of virology

authors： Schountz T,Acuña-Retamar M,Feinstein S,Prescott J,Torres-Perez F,Podell B,Peters S,Ye C,Black WC 4th,Hjelle B

更新日期：2012-09-01 00:00:00

abstract：:RNA-dependent RNA polymerases were found to be associated with two salmonid rhabdoviruses: infectious hematopoietic necrosis (IHN) virus and the virus of hemorrhagic septicemia (VHS). The protein composition of these rhabdoviruses closely resembles that of rabies virus rather than that of vesicular stomatitis virus (M...

journal_title：Journal of virology

authors： McAllister PE,Wagner RR

更新日期：1977-06-01 00:00:00

abstract：:Varicella-zoster virus (VZV) is distinguished from herpes simplex virus type 1 (HSV-1) by the fact that cell-to-cell fusion and syncytium formation require only gH and gL within a transient-expression system. In the HSV system, four glycoproteins, namely, gH, gL, gB, and gD, are required to induce a similar fusogenic ...

journal_title：Journal of virology

authors： Maresova L,Pasieka TJ,Grose C

更新日期：2001-10-01 00:00:00