Nonspecific down-regulation of CD8+ T-cell responses in mice expressing human papillomavirus type 16 E7 oncoprotein from the keratin-14 promoter.

abstract：:Human bocavirus 1 (HBoV1) is a human parvovirus that causes acute respiratory tract infections in young children. In this study, we confirmed that, when polarized/well-differentiated human airway epithelia are infected with HBoV1 in vitro, they develop damage characterized by barrier function disruption and cell hypot...

journal_title：Journal of virology

authors： Deng X,Zou W,Xiong M,Wang Z,Engelhardt JF,Ye SQ,Yan Z,Qiu J

更新日期：2017-11-30 00:00:00

abstract：:The yeast two-hybrid system was used to catalog all detectable interactions among the P2 nonstructural cleavage products of poliovirus type 1 (Mahoney). Evidence has been obtained for specific associations among 2A(pro), 2BC, 2C, and 2B. Specifically, 2A(pro) can interact with itself and 2BC and its cleavage products ...

journal_title：Journal of virology

authors： Cuconati A,Xiang W,Lahser F,Pfister T,Wimmer E

更新日期：1998-02-01 00:00:00

abstract：:The ribonucleic acid (RNA) from Western equine encephalomyelitis (WEE) virions sedimented through sucrose gradients with a sedimentation coefficient of 40S. Another viral RNA which was always associated with infected cells possessed a sedimentation coefficient of 26S. Both 40S and 26S RNA had identical base compositio...

journal_title：Journal of virology

authors： Sreevalsan T,Lockart RZ Jr,Dodson ML Jr,Hartman KA

更新日期：1968-06-01 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：:Although picornavirus RNA genomes contain a 3'-terminal poly(A) tract that is critical for their replication, the impact of encephalomyocarditis virus (EMCV) infection on the host poly(A)-binding protein (PABP) remains unknown. Here, we establish that EMCV infection stimulates site-specific PABP proteolysis, resulting...

journal_title：Journal of virology

authors： Kobayashi M,Arias C,Garabedian A,Palmenberg AC,Mohr I

更新日期：2012-10-01 00:00:00

abstract：:Reverse transcriptases (RTs) are found in a wide variety of mobile genetic elements including viruses, retrotransposons, and infectious organellar introns. An invariant triad of aspartates is thought to be required for the catalytic function of RTs. We generated RT mutants in the yeast retrotransposon Ty1, changing ea...

journal_title：Journal of virology

authors： Uzun O,Gabriel A

更新日期：2001-07-01 00:00:00

abstract：:Merkel cell polyomavirus (MCPyV) is the major cause for Merkel cell carcinoma (MCC), a rare but highly aggressive skin cancer predominantly found in elderly and immunosuppressed patients. The early viral gene products large T-antigen (LT) and small T-antigen (sT) are important for efficient viral DNA replication, and ...

journal_title：Journal of virology

authors： Czech-Sioli M,Siebels S,Radau S,Zahedi RP,Schmidt C,Dobner T,Grundhoff A,Fischer N

更新日期：2020-02-14 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) requires that its genome be reverse transcribed into double-stranded DNA for productive infection of cells. This process requires not only reverse transcriptase but also the nucleocapsid protein (NC), which functions as a nucleic acid chaperone. Reverse transcription general...

journal_title：Journal of virology

authors： Thomas JA,Bosche WJ,Shatzer TL,Johnson DG,Gorelick RJ

更新日期：2008-10-01 00:00:00

abstract：:Persistent infection with oncogenic human papillomaviruses (HPVs) causes cervical cancer, accompanied by the accumulation of somatic mutations into the host genome. There are concomitant genetic changes in the HPV genome during viral infection; however, their relevance to cervical carcinogenesis is poorly understood. ...

journal_title：Journal of virology

authors： Hirose Y,Onuki M,Tenjimbayashi Y,Mori S,Ishii Y,Takeuchi T,Tasaka N,Satoh T,Morisada T,Iwata T,Miyamoto S,Matsumoto K,Sekizawa A,Kukimoto I

更新日期：2018-05-29 00:00:00

abstract：:Envelope glycoprotein E(rns) of classical swine fever virus (CSFV) has been shown to contain RNase activity and is involved in virus infection. Two short regions of amino acids in the sequence of E(rns) are responsible for RNase activity. In both regions, histidine residues appear to be essential for catalysis. They w...

journal_title：Journal of virology

authors： Hulst MM,Panoto FE,Hoekman A,van Gennip HG,Moormann RJ

更新日期：1998-01-01 00:00:00

abstract：:The cytomegalovirus (CMV) serine proteinase assemblin is synthesized as a precursor that undergoes three principal autoproteolytic cleavages. Two of these are common to the assemblin homologs of all herpes group viruses: one at the maturational site near the carboxyl end of the precursor and another at the release sit...

journal_title：Journal of virology

authors： Hall MR,Gibson W

更新日期：1996-08-01 00:00:00

abstract：:We used deep sequencing of poly(A) RNA to characterize the transcriptome of an economically important eel virus, anguillid herpesvirus 1 (AngHV1), at a stage during the lytic life cycle when infectious virus was being produced. In contrast to the transcription of mammalian herpesviruses, the overall level of antisense...

journal_title：Journal of virology

authors： van Beurden SJ,Gatherer D,Kerr K,Galbraith J,Herzyk P,Peeters BP,Rottier PJ,Engelsma MY,Davison AJ

更新日期：2012-09-01 00:00:00

abstract：:Human papillomavirus type 11 (HPV-11) and HPV-16 contain an E5 gene that can induce c-fos gene expression in mouse fibroblasts. This study investigated the human c-fos promoter characteristics by mapping the c-fos promoter sequence with several deletion and point mutants that confer responsiveness to E5 of HPV-11 or H...

journal_title：Journal of virology

authors： Chen SL,Lin YK,Li LY,Tsao YP,Lo HY,Wang WB,Tsai TC

更新日期：1996-12-01 00:00:00

abstract：:The lymphocytic choriomeningitis virus (LCMV) genome consists of a large RNA segment and a small RNA segment. The three major structural proteins of this virus are an internal nucleoprotein and two surface glycoproteins. Intertypic reassortants between the Armstrong and WE strains of LCMV were made to map proteins enc...

journal_title：Journal of virology

authors： Riviere Y,Ahmed R,Southern PJ,Buchmeier MJ,Dutko FJ,Oldstone MB

更新日期：1985-03-01 00:00:00

abstract：:Murine cytomegalovirus encodes three regulators of antigen presentation to antiviral CD8 T cells. According to current paradigms, all three regulators are committed to the inhibition of the presentation of antigenic peptides. Whereas m152/gp40 catalyzes the retention of peptide-loaded major histocompatibility complex ...

journal_title：Journal of virology

authors： Holtappels R,Gillert-Marien D,Thomas D,Podlech J,Deegen P,Herter S,Oehrlein-Karpi SA,Strand D,Wagner M,Reddehase MJ

更新日期：2006-08-01 00:00:00

abstract：:In resting CD4(+) T lymphocytes harboring human immunodeficiency virus type 1 (HIV-1), replication-competent virus persists in patients responding to highly active antiretroviral therapy (HAART). This small latent reservoir represents between 10(3) and 10(7) cells per patient. However, the efficiency of HIV-1 DNA-posi...

journal_title：Journal of virology

authors： Fondere JM,Petitjean G,Huguet MF,Salhi SL,Baillat V,Macura-Biegun A,Becquart P,Reynes J,Vendrell JP

更新日期：2004-10-01 00:00:00

abstract：:The TAATGARAT motif in the herpes simplex virus (HSV) immediate-early (IE) gene promoters plays a key role in their activation by the Oct-1-Vmw65 complex, but its role in mediating inhibitory effects of cellular octamer-binding proteins is less clear. We have used indicator viruses containing reporter constructs with ...

journal_title：Journal of virology

authors： Thomas S,Coffin RS,Watts P,Gough G,Latchman DS

更新日期：1998-04-01 00:00:00

abstract：:The major immediate-early (MIE) transactivator proteins of cytomegaloviruses (CMV) play a pivotal role in the initiation of virus-host cell interactions. Therefore, cis- and trans-acting factors influencing the expression of these proteins through their upstream promoter-enhancer regions are important determinants of ...

journal_title：Journal of virology

authors： Chang YN,Jeang KT,Chiou CJ,Chan YJ,Pizzorno M,Hayward GS

更新日期：1993-01-01 00:00:00

abstract：:Human papillomavirus (HPV) is a strongly conserved DNA virus, high-risk types of which can cause cervical cancer in persistent infections. The most common type found in HPV-attributable cancer is HPV16, which can be subdivided into four lineages (A to D) with different carcinogenic properties. Studies have shown HPV16...

journal_title：Journal of virology

authors： van der Weele P,Meijer CJLM,King AJ

更新日期：2017-09-12 00:00:00

abstract：:We isolated a simian virus 40 mutant, dl2194, which carried deletions in both early genes. One deletion removed 234 base pairs in the 54/59 region within the small-t-antigen coding sequence and the large-T-antigen gene intron. The second deletion removed 57 base pairs at the C terminus of the large-T-antigen coding se...

journal_title：Journal of virology

authors： Feunteun J,Carmichael G,Nicolas JC,Kress M

更新日期：1981-12-01 00:00:00

abstract：:Radioimmunoassays were developed for the 19,000, 15,000, and 12,000 molecular weight polypeptides of avian myeloblastosis virus and for the 19,000 and 12,000 polypeptides of RAV-0, a subgroup E avian tumor virus. Each polypeptide was shown to possess both group- and type-specific antigenic determinants, in contrast to...

journal_title：Journal of virology

authors： Stephenson JR,Smith EJ,Crittenden LB,Aaronson SA

更新日期：1975-07-01 00:00:00

abstract：:APOBEC3G (A3G) is a cytidine deaminase that restricts human immunodeficiency virus type 1 (HIV-1) and other lentiviruses. Most of these viruses encode a Vif protein that directly binds A3G and leads to its proteasomal degradation. Both Vif proteins of HIV-1 and African green monkey simian immunodeficiency virus (SIVag...

journal_title：Journal of virology

authors： Letko M,Silvestri G,Hahn BH,Bibollet-Ruche F,Gokcumen O,Simon V,Ooms M

更新日期：2013-11-01 00:00:00

abstract：:Transgenic mice containing the complete human immunodeficiency virus (HIV) coding sequences fused to the mouse mammary tumor virus long terminal repeat were generated. They were found to produce high levels of authentic gag and env HIV proteins in several tissues known to support mouse mammary tumor virus-driven trans...

journal_title：Journal of virology

authors： Jolicoeur P,Laperrière A,Beaulieu N

更新日期：1992-06-01 00:00:00

abstract：:Competitive quantitative PCR and reverse transcriptase-PCR were used to quantitate DNA and RNA from an attenuated ribonucleotide reductase-deleted herpes simplex virus type 1 (HSV-1) mutant in the rat trigeminal ganglion after peripheral inoculation following corneal scarification. Amplification of ganglionic DNA with...

journal_title：Journal of virology

authors： Ramakrishnan R,Levine M,Fink DJ

更新日期：1994-11-01 00:00:00

abstract：:The phosphoprotein (P protein) of respiratory syncytial virus (RSV) is a key component of the viral RNA-dependent RNA polymerase complex. The protein is constitutively phosphorylated at the two clusters of serine residues (116, 117, and 119 [116/117/119] and 232 and 237 [232/237]). To examine the role of phosphorylati...

journal_title：Journal of virology

authors： Lu B,Ma CH,Brazas R,Jin H

更新日期：2002-11-01 00:00:00

abstract：:Wild-type herpes simplex virus 1 (HSV-1) multiplies, spreads, and rapidly destroys cells of the murine central nervous system (CNS). In contrast, mutants lacking both copies of the gamma(1)34.5- gene have been shown to be virtually lacking in virulence even after direct inoculation of high-titered virus into the CNS o...

journal_title：Journal of virology

authors： Markovitz NS,Baunoch D,Roizman B

更新日期：1997-07-01 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：:The protease (PR) from human immunodeficiency virus (HIV) is essential for viral replication: this aspartyl protease, active only as a dimer, is responsible for cleavage of the viral polyprotein precursors (Gag and Gag-Pol), to release the functional mature proteins. In this work, we have studied the structure-functio...

journal_title：Journal of virology

authors： Dautin N,Karimova G,Ladant D

更新日期：2003-08-01 00:00:00

abstract：:This report describes the results of experiments to determine whether chimeras between a retrovirus and portions of Ty3 are active in vivo. A chimera between Ty3 and a Neo(r)-marked Moloney murine leukemia virus (M-MuLV) was constructed. The C-terminal domain of M-MuLV integrase (IN) was replaced with the C-terminal d...

journal_title：Journal of virology

authors： Dildine SL,Respess J,Jolly D,Sandmeyer SB

更新日期：1998-05-01 00:00:00

abstract：UNLABELLED:In vitro, infection of polarized human intestinal epithelial cells by coxsackievirus B3 (CVB3) depends on virus interaction with decay-accelerating factor (DAF), a receptor expressed on the apical cell surface. Although mice are highly susceptible to CVB3 infection when virus is delivered by intraperitoneal ...

journal_title：Journal of virology

authors： Pan J,Zhang L,Odenwald MA,Shen L,Turner JR,Bergelson JM

更新日期：2015-04-01 00:00:00