DNA polymerase activities in growing cells infected with simian virus 40.

abstract：:The herpes simplex virus 2 (HSV-2) viral microRNA (miRNA) designated miR-H6 is located upstream of the latency-associated transcript (LAT) promoter region on the strand opposite the LAT. Deletion of the LAT promoter and part of LAT exon 1 abolished HSV-2 miR-H6 expression in acutely and latently infected guinea pig do...

journal_title：Journal of virology

authors： Tang S,Bertke AS,Patel A,Margolis TP,Krause PR

更新日期：2011-05-01 00:00:00

abstract：:In this study, we investigated the interaction of reovirus particles with cell membranes by using a 51Cr release assay. We confirmed prior observations (J. Borsa, B. D. Morash, M. D. Sargent, T. P. Copps, P. A. Lievaart, and J. G. Szekely, J. Gen. Virol. 45:161-170, 1979) that intermediate subviral particles (ISVPs) o...

journal_title：Journal of virology

authors： Lucia-Jandris P,Hooper JW,Fields BN

更新日期：1993-09-01 00:00:00

abstract：:Mengovirus 14S subviral protein particles generated in infected L cells and in a cell-free translation system primed with mengovirus RNA were purified by sucrose gradient centrifugation and immunoaffinity chromatography. The preparations from both sources contained essentially pure proteins epsilon, alpha, and gamma, ...

journal_title：Journal of virology

authors： Boege U,Ko DS,Scraba DG

更新日期：1986-01-01 00:00:00

abstract：:Cell lines were generated by cotransfection of Vero cells with pSV2neo and a plasmid containing the herpes simplex virus type 1 (HSV-1) EcoRI D fragment (coordinates 0.086 to 0.194). One such cell line (S22) contained the genes for alkaline exonuclease and several uncharacterized functions. Three mutant isolates of HS...

journal_title：Journal of virology

authors： Carmichael EP,Kosovsky MJ,Weller SK

更新日期：1988-01-01 00:00:00

abstract：:The nucleotide sequences of the termini of the mature pseudorabies virus genome and of the junction between these termini in concatemeric DNA were compared. To ensure conservation of unmodified 5' and 3' termini, the end fragments obtained directly (uncloned) from mature viral DNA were sequenced. The sequence obtained...

journal_title：Journal of virology

authors： Harper L,Demarchi J,Ben-Porat T

更新日期：1986-12-01 00:00:00

abstract：UNLABELLED:CD4+ T cells play a pivotal role in the control of chronic viral infections. Recently, nontraditional CD4+ T cell functions beyond helper effects have been described, and a role for cytolytic CD4+ T cells in the control of HIV infection has been suggested. We define here the transcriptional, phenotypic, and ...

journal_title：Journal of virology

authors： Johnson S,Eller M,Teigler JE,Maloveste SM,Schultz BT,Soghoian DZ,Lu R,Oster AF,Chenine AL,Alter G,Dittmer U,Marovich M,Robb ML,Michael NL,Bolton D,Streeck H

更新日期：2015-08-01 00:00:00

abstract：:A particles with the diameter of 70 to 80 nm were isolated from the cytoplasm of HEp-2, HeLa, and AO cells producing oncornavirus of Mason-Pfizer-like type. Most of the A particles banded at 1.23 to 1.24 g/ml, whereas 3 to 10% banded at 1.29 g/ml in equilibrium sucrose gradients. They banded at 1.30 g/ml in CsCl gradi...

journal_title：Journal of virology

authors： Bukrinskaya AG,Miller GG,Lebedeva EN,Agaphonova LV,Masurenko NN,Ilyin KV

更新日期：1974-10-01 00:00:00

abstract：:We have used deletion and recombinant long terminal repeat (LTR) mutants to examine enhancer activity differences between LTRs of the nonpathogenic Akv and the thymus lymphomagenic MCF13 murine retroviruses. Deletion mutant analysis revealed that major control regions for MCF13 and Akv LTR enhancer activity were simil...

journal_title：Journal of virology

authors： Hollon T,Yoshimura FK

更新日期：1989-08-01 00:00:00

abstract：:The impact of antiretroviral therapy (ART) on the genetics of simian immunodeficiency virus (SIV) or human immunodeficiency virus (HIV) populations has been incompletely characterized. We analyzed SIV genetic variation before, during, and after ART in a macaque model. Six pigtail macaques were infected with an SIV/HIV...

journal_title：Journal of virology

authors： Kearney M,Spindler J,Shao W,Maldarelli F,Palmer S,Hu SL,Lifson JD,KewalRamani VN,Mellors JW,Coffin JM,Ambrose Z

更新日期：2011-01-01 00:00:00

abstract：:Diminished in vitro proliferation of human immunodeficiency virus type 1 (HIV-1)-specific CD4+T cells has been associated with HIV-1 viremia and declining CD4+ T-cell counts during chronic infection. To better understand this phenomenon, we examined whether HIV-1 Gag p24 antigen-induced CD4+ T-cell proliferation might...

journal_title：Journal of virology

authors： Boritz E,Palmer BE,Wilson CC

更新日期：2004-11-01 00:00:00

abstract：:The vaccinia virus F10 protein is one of two virally encoded protein kinases. A phenotypic analysis of infections involving a tetracycline-inducible recombinant (vDeltaiF10) indicated that F10 is involved in the early stages of virion morphogenesis, as previously reported for the mutants ts28 and ts15. The proteins en...

journal_title：Journal of virology

authors： Punjabi A,Traktman P

更新日期：2005-02-01 00:00:00

abstract：:The nonstructural 4B (NS4B) protein of hepatitis C virus (HCV) plays a central role in the formation of the HCV replication complex. To gain insight into the role of charged residues for NS4B function in HCV RNA replication, alanine substitutions were engineered in place of 28 charged residues residing in the N- and C...

journal_title：Journal of virology

authors： Blight KJ

更新日期：2011-08-01 00:00:00

abstract：:The synthesis of different viral ribonucleic acid (RNA) species was studied in chick embryo (CE) and mouse L-cell cultures infected with the Herts strain of Newcastle disease virus (NDV(o)) and a mutant isolated from persistently infected L cells (NDV(pi)). In CE cell cultures, both viruses synthesized significant amo...

journal_title：Journal of virology

authors： Thacore HR,Youngner JS

更新日期：1972-03-01 00:00:00

abstract：:To understand the roles of heptad repeat 1(HR1) and HR2 of the spike (S) protein of the severe acute respiratory syndrome coronavirus (SARS-CoV) in virus-cell interactions, the conserved Leu or Ile residues located at positions 913, 927, 941, and 955 in HR1 and 1151, 1165, and 1179 in HR2 were individually replaced wi...

journal_title：Journal of virology

authors： Chan WE,Chuang CK,Yeh SH,Chang MS,Chen SS

更新日期：2006-04-01 00:00:00

abstract：:We have examined the attachment and penetration phenotypes of several glycoprotein gIII mutants of pseudorabies virus (PRV) and have identified the first one-third of gIII as a region that mediates efficient virus attachment to PK15 and Vero cells. This portion of gIII, amino acids 25 through 157 of the wild-type sequ...

journal_title：Journal of virology

authors： Flynn SJ,Burgett BL,Stein DS,Wilkinson KS,Ryan P

更新日期：1993-05-01 00:00:00

abstract：:The cytoplasmic assembly of vaccinia virus is reversibly blocked by the antibiotic rifampin, leading to the accumulation of partially membrane-delineated rifampin bodies in infected cells. Rifampin-resistant vaccinia virus mutants have point mutations in the D13L gene, which is controlled by a late promoter and expres...

journal_title：Journal of virology

authors： Sodeik B,Griffiths G,Ericsson M,Moss B,Doms RW

更新日期：1994-02-01 00:00:00

abstract：:Three defense functions of immunoglobulin A (IgA), immune exclusion, intracellular neutralization, and virus excretion, were assessed in a measles virus model using polarized epithelial cells expressing the polymeric immunoglobulin receptor and monoclonal antibodies against the viral H and F envelope proteins and the ...

journal_title：Journal of virology

authors： Yan H,Lamm ME,Björling E,Huang YT

更新日期：2002-11-01 00:00:00

abstract：:The bacteriophage T5 is known to spontaneously generate deletion mutants (st mutants) exhibiting enhanced resistance to heat inactivation in citrate buffer. A series of such mutants has been isolated and the deletions visualized by electron microscopy of heteroduplex molecules. The deletions are found to cluster in on...

journal_title：Journal of virology

authors： Scheible PP,Rhoades M

更新日期：1975-05-01 00:00:00

abstract：:Recombinant rotavirus (RV) with cDNA-derived chimeric VP4 was generated using recently developed reverse genetics for RV. The rescued virus, KU//rVP4(SA11)-II(DS-1), contains SA11 (simian RV strain, G3P[2])-based VP4, in which a cross-reactive neutralization epitope (amino acids 381 to 401) on VP5* is replaced by the ...

journal_title：Journal of virology

authors： Komoto S,Kugita M,Sasaki J,Taniguchi K

更新日期：2008-07-01 00:00:00

abstract：:Covalently closed circular molecules of viral DNA synthesized in virus-infected cells are composed mainly of monomers sedimenting at 22 to 27S in neutral sucrose gradients. These monomers are detected by annealing with complementary DNA or transfection assay. However, 11% of the infectious circles sediment faster than...

journal_title：Journal of virology

authors： Goubin G,Hill M

更新日期：1979-02-01 00:00:00

abstract：:The rate of transcription in isolated nuclei of primary mouse kidney cells increases by a factor of about 1.5 between 5 and 8 h after infection with polyoma virus or simian virus 40. This process requires intact virus and is inhibited by cycloheximide and actinomycin D. It appears to involve the activity of all three ...

journal_title：Journal of virology

authors： Pöckl E,Wintersberger E

更新日期：1980-07-01 00:00:00

abstract：UNLABELLED:The immunoglobulin superfamily protein receptors for poliovirus, human rhinovirus, and coxsackievirus B (CVB) serve to bind the viruses to target cells and to facilitate the release of the virus genome by catalyzing the transition from the mature infectious virus to the A-particle uncoating intermediate. Rec...

journal_title：Journal of virology

authors： Carson SD

更新日期：2014-10-01 00:00:00

abstract：:Epstein-Barr virus (EBV) latent membrane protein 2A (LMP2A) is widely expressed in EBV-infected cells within the infected human host and EBV-associated malignancies, suggesting that LMP2A is important for EBV latency, persistence, and EBV-associated tumorigenesis. Previously, we demonstrated that LMP2A provides an ant...

journal_title：Journal of virology

authors： Fukuda M,Longnecker R

更新日期：2007-09-01 00:00:00

abstract：:Molecularly defined vaccine formulations capable of inducing antiviral CD8+ T-cell-specific immunity in a manner compatible with human delivery are limited. Few molecules achieve this target without the support of an appropriate immunological adjuvant. In this study, we investigate the potential of totally synthetic p...

journal_title：Journal of virology

authors： Zhang X,Issagholian A,Berg EA,Fishman JB,Nesburn AB,BenMohamed L

更新日期：2005-12-01 00:00:00

abstract：:The coding capacity of human cytomegalovirus (HCMV) for glycoproteins by far exceeds that of other herpesviruses. Few of these proteins have been characterized so far. We have investigated the gene product of reading frame UL132. The putative protein product of UL132 is a glycoprotein with a theoretical mass of 29.8 k...

journal_title：Journal of virology

authors： Spaderna S,Kropff B,Ködel Y,Shen S,Coley S,Lu S,Britt W,Mach M

更新日期：2005-09-01 00:00:00

abstract：:Reverse transcription in avian sarcoma virus (ASV) initiates from the 3' end of a tRNA(Trp) primer, which anneals near the 5' end of the RNA genome. The region around the primer-binding site (PBS) forms an elaborate stem structure composed of the U5-inverted repeat (U5-IR) stem, the U5-leader stem, and the association...

journal_title：Journal of virology

authors： Morris S,Johnson M,Stavnezer E,Leis J

更新日期：2002-08-01 00:00:00

abstract：:Vaccine-induced memory T cells localized at mucosal sites can provide rapid protection from viral infection. All-trans-retinoic acid (ATRA) has been shown to act physiologically to induce the expression of gut-homing receptors on lymphocytes. We tested whether the administration of exogenous ATRA during a systemic vac...

journal_title：Journal of virology

authors： Tan X,Sande JL,Pufnock JS,Blattman JN,Greenberg PD

更新日期：2011-08-01 00:00:00

abstract：UNLABELLED:Kaposi's sarcoma-associated herpesvirus (KSHV) typically displays two different phases in its life cycle, the default latent phase and the lytic phase. There is a short period of lytic gene expression in the early stage of KSHV primary infection. The factors involved in the shutdown process of lytic gene exp...

journal_title：Journal of virology

authors： Sun R,Liang D,Gao Y,Lan K

更新日期：2014-07-01 00:00:00

abstract：:10A1 murine leukemia virus can enter cells by using either of two different cell surface phosphate transport proteins, the gibbon ape leukemia virus receptor Glvr-1 (Pit-1) or the amphotropic retrovirus receptor Ram-1 (Pit-2). Glvr-1 and Ram-1 are widely expressed in different tissues, but the relative amounts of each...

journal_title：Journal of virology

authors： Miller AD,Chen F

更新日期：1996-08-01 00:00:00

abstract：:Anti-human immunodeficiency virus type 1 (HIV-1) antibodies whose binding to gp120 is enhanced by CD4 binding (CD4i antibodies) are generally considered nonneutralizing for primary HIV-1 isolates. However, a novel CD4i-specific Fab fragment, X5, has recently been found to neutralize a wide range of primary isolates. T...

journal_title：Journal of virology

authors： Labrijn AF,Poignard P,Raja A,Zwick MB,Delgado K,Franti M,Binley J,Vivona V,Grundner C,Huang CC,Venturi M,Petropoulos CJ,Wrin T,Dimitrov DS,Robinson J,Kwong PD,Wyatt RT,Sodroski J,Burton DR

更新日期：2003-10-01 00:00:00