Infection and cellular activation by human T-cell leukemia viruses, types I and II.

abstract：:Adeno-associated virus (AAV) replication proteins Rep78 and Rep68 play major roles in the life cycle of AAV. We have recently provided in vivo evidence for the existence of a covalent association between Rep78 and virion single-stranded (ss) AAV DNA (K. M. R. Prasad and J.P. Trempe(1995) Virology 214, 360-370). In thi...

journal_title：Virology

authors： Prasad KM,Zhou C,Trempe JP

更新日期：1997-03-03 00:00:00

abstract：:Bovine herpesvirus 5 (BHV-5) is a neurovirulent alpha-herpesvirus that causes fatal encephalitis in calves. We previously demonstrated that deletion of a glycine-rich epitope in the gE ectodomain dramatically reduced BHV-5 neurovirulence. To investigate the role of gE cytoplasmic tail sequences in the neuropathogenesi...

journal_title：Virology

authors： Al-Mubarak A,Simon J,Coats C,Okemba JD,Burton MD,Chowdhury SI

更新日期：2007-09-01 00:00:00

abstract：:Epstein-Barr virus (EBV) DNA polymerase mediates viral DNA replication during the lytic phase of the EB virus life cycle. In order to characterize its enzymatic activities EBV DNA polymerase was purified more than 1200-fold from chemically induced B95-8 cells. One polypeptide with molecular weight of 110,000 correspon...

journal_title：Virology

authors： Tsurumi T

更新日期：1991-05-01 00:00:00

abstract：:Stress granule (SG)-like antiviral granules (AVG) had been found in some vaccinia virus infection conditions and shown to repress translation. Similar RNA granules are also associated with translational inhibition and poxvirus restriction mediated by the host restriction factor SAMD9, but their function is less clear....

journal_title：Virology

authors： Meng X,Xiang Y

更新日期：2019-03-01 00:00:00

abstract：:We have studied somatically murine leukemia proviral integrations in primary N-methyl-N-nitrosourea (MNU)-induced thymic lymphomas of AKR/J mice. The majority of MNU-induced lymphomas contain newly acquired murine leukemia proviral sequences. In contrast to spontaneous AKR/J lymphomas which contain multiple integratio...

journal_title：Virology

authors： Richie ER,Angel JM,McEntire B

更新日期：1988-05-01 00:00:00

abstract：:The recent emergence and spread of dengue hemorrhagic fever in the Americas have been a major source of concern. Efforts to control this disease are dependent on understanding the pathogenicity of dengue viruses and their transmission dynamics. Pathogenicity studies have been hampered by the lack of in vitro or in viv...

journal_title：Virology

authors： Rico-Hesse R,Harrison LM,Salas RA,Tovar D,Nisalak A,Ramos C,Boshell J,de Mesa MT,Nogueira RM,da Rosa AT

更新日期：1997-04-14 00:00:00

abstract：:The herpes simplex virus type 1 (HSV-1) latency associated transcript (LAT) gene's anti-apoptosis activity plays a central, but not fully elucidated, role in enhancing the virus's reactivation phenotype. In transient transfection experiments, LAT increases cell survival following an apoptotic insult in the absence of ...

journal_title：Virology

authors： Carpenter D,Hsiang C,Brown DJ,Jin L,Osorio N,BenMohamed L,Jones C,Wechsler SL

更新日期：2007-12-05 00:00:00

abstract：:The measles virus (MV) phosphoprotein (P) and V proteins block the interferon (IFN) response by impeding phosphorylation of the signal transducer and activator of transcription 1 (STAT1) by the Janus kinase 1 (JAK1). We characterized how STAT1 mutants interact with P and JAK1 phosphorylation. Certain mutants of the li...

journal_title：Virology

authors： Devaux P,Priniski L,Cattaneo R

更新日期：2013-09-01 00:00:00

abstract：:We cloned and sequenced the cDNAs against genomic RNAs and mRNAs for phosphoproteins (Ps) of human parainfluenza virus types 4A (PIV-4A) and 4B (PIV-4B). The PIV-4A and -4B P genes were 1535 nucleotides including poly(A) tract and were found to have two small open reading frames, neither of which was apparently large ...

journal_title：Virology

authors： Kondo K,Bando H,Tsurudome M,Kawano M,Nishio M,Ito Y

更新日期：1990-09-01 00:00:00

abstract：:We previously demonstrated a high permissiveness of HTLV-II-transformed T lymphocytes (C3) to human immunodeficiency virus (HIV) infection in vitro, and that this infection results in the lysis of cells (D.C. Montefiori and W.M. Mitchell (1986) Virology 155, 726-731). We now show that a small percentage of HIV-infecte...

journal_title：Virology

authors： Montefiori DC,Mitchell WM

更新日期：1987-10-01 00:00:00

abstract：:The assembly of the tegument of herpes simplex virus type 1 (HSV-1) is a complex process that involves a number of events at various sites within virus-infected cells. Our studies focused on determining whether tegument proteins, VP1/2 and UL37, are added to capsids located within the nucleus. Capsids were isolated fr...

journal_title：Virology

authors： Bucks MA,O'Regan KJ,Murphy MA,Wills JW,Courtney RJ

更新日期：2007-05-10 00:00:00

abstract：:Long-term non-progressive HIV infection, characterized by low but detectable viral load and stable CD4 counts in the absence of antiviral therapy, is observed in about 5% of HIV-infected patients. Here we identified four therapy naïve individuals who are strongly seropositive for HIV-1 but who lack evidence of detecta...

journal_title：Virology

authors： Kloosterboer N,Groeneveld PH,Jansen CA,van der Vorst TJ,Koning F,Winkel CN,Duits AJ,Miedema F,van Baarle D,van Rij RP,Brinkman K,Schuitemaker H

更新日期：2005-08-15 00:00:00

abstract：:Five monoclonal antibodies (MAbs) to porcine group (gp) C rotaviruses (Cowden and Ah strains) reactive with both gp A and C rotaviruses in cell culture immunofluorescence (CCIF) tests were produced and characterized. These MAbs reacted with three strains of gp A and two strains of gp C rotaviruses in a CCIF test and w...

journal_title：Virology

authors： Tsunemitsu H,Ojeh CK,Jiang B,Simkins RA,Weilnau PA,Saif LJ

更新日期：1992-11-01 00:00:00

abstract：:A series of CD8(+) T cell clones, specific for the IE1 epitope YPHFMPTNL, of the immediate-early protein 1 of the murine cytomegalovirus (MCMV) were generated in order to determine their protective activity against this infection and correlate their phenotypic markers with antiviral activity. We found that the adoptiv...

journal_title：Virology

authors： Fernandez JA,Zavala F,Tsuji M

更新日期：1999-03-01 00:00:00

abstract：:Chimeric primate lentiviruses composed of SIV and HIV genes may allow the analysis of the role of these discrete HIV genes in viral pathogenesis in macaque monkeys. We have constructed a chimeric virus in which the env, rev, tat, and vpu genes of HIV-1 Lai replace the env, rev, and tat genes of the SIVmac239 genome. T...

journal_title：Virology

authors： Dunn CS,Beyer C,Kieny MP,Gloeckler L,Schmitt D,Gut JP,Kirn A,Aubertin AM

更新日期：1996-09-15 00:00:00

abstract：:To investigate differential evolutionary rates and selective forces of WNV in hosts and vectors, we measured the genetic diversity that arose during alternating passage in mosquitoes and birds. Within-host genetic diversity was monitored in each of three experimentally passed replicates, and the complete genome sequen...

journal_title：Virology

authors： Jerzak GV,Brown I,Shi PY,Kramer LD,Ebel GD

更新日期：2008-05-10 00:00:00

abstract：:We describe studies of woodchuck hepatitis virus nucleic acids in liver and other tissues of chronically infected woodchucks, using Southern and Northern blot hybridization techniques. Single-stranded and covalently closed circular replicative DNA molecules were distinguished from partly double-stranded virus genomes....

journal_title：Virology

authors： Ogston CW,Schechter EM,Humes CA,Pranikoff MB

更新日期：1989-03-01 00:00:00

abstract：:The technique of cDNA polymerase chain reaction was used to study the heterogeneity of adenovirus type 12 early region 1A mRNAs in infected and transformed cells. In addition to 13 S and 12 S mRNAs, three transcripts of 10 S, 9.5 S, and 9 S could be isolated from infected HeLa cells. A fourth transcript of 11 S was fo...

journal_title：Virology

authors： Brockmann D,Tries B,Esche H

更新日期：1990-12-01 00:00:00

abstract：:Cellular activation plays an important role in retroviral replication. Previously, we have shown that CD4(+)CD25(+) T cells by the virtue of their partially activated phenotype represent ideal candidates for a productive feline immunodeficiency virus (FIV) infection. In the present study, we extended our previous obse...

journal_title：Virology

authors： Joshi A,Garg H,Tompkins MB,Tompkins WA

更新日期：2005-05-10 00:00:00

abstract：:The reactivates of human sera with uninduced and phorbol ester (TPA)-induced human herpesvirus-8 (HHV-8)-infected BCBL-1 cells were examined by immunofluorescence assay (IFA) and by radioimmunoprecipitation reactions (RIP). The seroprevalence of HHV-8 infections is low in the United States general population and only ...

journal_title：Virology

authors： Chandran B,Smith MS,Koelle DM,Corey L,Horvat R,Goldstein E

更新日期：1998-03-30 00:00:00

abstract：:The sequences of the 3'-noncoding regions (NCR) of 12 strains of tick-borne encephalitis (TBE) virus were analyzed and found to vary in length from 350 to approximately 750 nucleotides. The size heterogeneity is restricted to a variable region following the stop codon, whereas the most 3'-terminal 350 nucleotides form...

journal_title：Virology

authors： Wallner G,Mandl CW,Kunz C,Heinz FX

更新日期：1995-10-20 00:00:00

abstract：:African swine fever virus (ASFV) growth and plaque formation were inhibited by phosphonoacetic acid (PAA) concentrations of 200 micrograms/ml or more. One spontaneous mutant and two mutants isolated from mutagenized virus were resistant to PAA inhibition and showed practically normal viral DNA synthesis in the presenc...

journal_title：Virology

authors： Marques MI,Costa JV

更新日期：1995-12-01 00:00:00

abstract：:The guinea pig cytomegalovirus (GPCMV) co-linear gene and potential functional homolog of HCMV UL84 (GP84) was investigated. The GP84 gene had delayed early transcription kinetics and transient expression studies of GP84 protein (pGP84) demonstrated that it targeted the nucleus and co-localized with the viral DNA poly...

journal_title：Virology

authors： McGregor A,Choi KY,Schleiss MR

更新日期：2011-02-05 00:00:00

abstract：:While some neurotropic viruses cause rapid central nervous system (CNS) disease upon entry into the brain parenchyma, other viruses that are cytolytic in the periphery either result in little neuropathology or are associated with a protracted course of CNS disease consistent with persistent infection. One such virus, ...

journal_title：Virology

authors： Daley JK,Gechman LA,Skipworth J,Rall GF

更新日期：2005-09-15 00:00:00

abstract：:We previously provided evidence for a model of herpes simplex virus type 1 (HSV-1) entry by a cascade of interactions between components of the virion envelope and cellular plasma membrane (Fuller and Lee, 1992, J. Virol. 66, 5002-5012). In this report we have determined entry kinetics of wild-type HSV-1 into two high...

journal_title：Virology

authors： McClain DS,Fuller AO

更新日期：1994-02-01 00:00:00

abstract：:Genotype VI-paramyxovirus (GVI-PMV1) is a major cause of epidemic Newcastle-like disease in Columbiformes. This genotype of avian paramyxovirus type 1 has diversified rapidly since its introduction into the US in 1982 resulting in two extant lineages, which have different population growth properties. Although some GV...

journal_title：Virology

authors： Chong YL,Kim O,Poss M

更新日期：2014-08-01 00:00:00

abstract：:The host innate response to viral infection includes the production of interferons, which is dependent on the coordinated activity of multiple transcription factors. Herpes simplex virus 1 (HSV-1) has been shown to block efficient interferon expression by multiple mechanisms. We and others have demonstrated that HSV-1...

journal_title：Virology

authors： Melroe GT,Silva L,Schaffer PA,Knipe DM

更新日期：2007-04-10 00:00:00

abstract：:Sequence analysis of the mouse hepatitis virus, strain A59 (MHV-A59) genome predicts the presence of two papain-like proteinases encoded within the first open reading frame (ORF 1a) of the replicase gene. The more 5' of these domains, the leader papain-like proteinase, is responsible for the cleavage of the amino term...

journal_title：Virology

authors： Bonilla PJ,Hughes SA,Piñón JD,Weiss SR

更新日期：1995-06-01 00:00:00

abstract：:The P68 protein kinase (referred to as P68 based on its M(r) of 68,000 in human cells) is a serine/threonine kinase induced by interferon treatment and activated by dsRNAs. The kinase is under tight controls in virus-infected cells since once activated, it phosphorylates its natural substrate eukaryotic initiation fac...

journal_title：Virology

authors： Barber GN,Tomita J,Garfinkel MS,Meurs E,Hovanessian A,Katze MG

更新日期：1992-12-01 00:00:00

abstract：:The Ns strain of Cucumber mosaic virus (CMV) induces hypersensitive response (HR) on Nicotiana tabacum cv. Xanthi-nc and on Nicotiana glutinosa. The genetic determinant of the HR induction was localized earlier to amino acid 461 of the 1a protein. The 3D structure of the 1a protein is still unknown and building a homo...

journal_title：Virology

authors： Salánki K,Gellért A,Náray-Szabó G,Balázs E

更新日期：2007-02-05 00:00:00