Small-molecule inhibitor which reactivates p53 in human T-cell leukemia virus type 1-transformed cells.

abstract：:An in vitro poliovirus RNA-synthesizing system derived from a crude membrane fraction of infected HeLa cells was used to analyze the mechanism of initiation of poliovirus plus-strand RNA synthesis. This system contains an activity that synthesizes the nucleotidyl proteins VPg-pU and VPg-pUpU. These molecules represent...

journal_title：Journal of virology

authors： Takeda N,Kuhn RJ,Yang CF,Takegami T,Wimmer E

更新日期：1986-10-01 00:00:00

abstract：:In this study, we show that human cytomegalovirus DNA synthesis is inhibited in infected confluent human embryonic lung cells treated with the DNA-intercalative topoisomerase II inhibitor 4-9'-(acridinylamino)methanesulfon-m-anisidide (m-AMSA). Similar inhibitory effects were observed with VM-26, a nonintercalative to...

journal_title：Journal of virology

authors： Benson JD,Huang ES

更新日期：1988-12-01 00:00:00

abstract：:We used the Escherichia coli chloramphenicol acetyltransferase gene (cat) to study sequences that influence expression of the equine infectious anemia virus (EIAV) genome. The EIAV long terminal repeat (LTR) directed CAT activity in a canine cell line, but at levels much lower than those achieved with other eucaryotic...

journal_title：Journal of virology

authors： Sherman L,Gazit A,Yaniv A,Kawakami T,Dahlberg JE,Tronick SR

更新日期：1988-01-01 00:00:00

abstract：UNLABELLED:Human bocavirus 1 (HBoV1) is a single-stranded DNA parvovirus that causes lower respiratory tract infections in young children worldwide. In this study, we identified novel splice acceptor and donor sites, namely, A1' and D1', in the large nonstructural protein (NS1)-encoding region of the HBoV1 precursor mR...

journal_title：Journal of virology

authors： Shen W,Deng X,Zou W,Cheng F,Engelhardt JF,Yan Z,Qiu J

更新日期：2015-10-01 00:00:00

abstract：:Vif counteracts the host restriction factor APOBEC3G (A3G) and other APOBEC3s by preventing the incorporation of A3G into progeny virions. We previously identified Vif mutants with a dominant-negative (D/N) phenotype that interfered with the function of wild-type Vif, inhibited the degradation of A3G, and reduced the ...

journal_title：Journal of virology

authors： Miyagi E,Welbourn S,Sukegawa S,Fabryova H,Kao S,Strebel K

更新日期：2020-03-17 00:00:00

abstract：:Bacterial lipopolysaccharide (LPS) induces interferon (IFN) secretion and an antiviral state in murine peritoneal macrophages (PM). These cells secrete predominantly IFN-beta, as shown by neutralization assays with monoclonal antibodies. Secretion of IFN-beta is also induced in PM by IFN-gamma. LPS and IFN-gamma syner...

journal_title：Journal of virology

authors： Gessani S,Belardelli F,Pecorelli A,Puddu P,Baglioni C

更新日期：1989-06-01 00:00:00

abstract：:Among the numerous immunological abnormalities observed in chronically human immunodeficiency virus (HIV)-infected individuals, perturbations in memory CD4 T cells are thought to contribute specifically to disease pathogenesis. Among these, functional imbalances in the frequencies of T regulatory cells (Tregs) and int...

journal_title：Journal of virology

authors： Lai SH,Starke CE,Flynn JK,Vinton CL,Ortiz AM,Mudd JC,Brenchley JM

更新日期：2019-04-17 00:00:00

abstract：:To analyze the association of the human immunodeficiency virus type 1 integrase (IN) protein with DNA substrates, we applied a shortwave UV cross-linking method to the in vitro integration system. Three photoadduct bands were detected on sodium dodecyl sulfate-polyacrylamide gels. The appearances of these photoadducts...

journal_title：Journal of virology

authors： Yoshinaga T,Kimura-Ohtani Y,Fujiwara T

更新日期：1994-09-01 00:00:00

abstract：:A series of plasmids containing hepatitis A virus (HAV) cDNA was constructed such that positive-strand HAV RNA could be transcribed with T7 RNA polymerase. The plasmids differed in the number of 5'-terminal nucleotides representing the junctions between vectors and HAV sequences that were present in the transcripts. W...

journal_title：Journal of virology

authors： Harmon SA,Richards OC,Summers DF,Ehrenfeld E

更新日期：1991-05-01 00:00:00

abstract：UNLABELLED:Many viruses have the capacity to prevent a cell from being infected by a second virus, often termed superinfection exclusion. Alphaherpesviruses, including the human pathogen herpes simplex virus 1 (HSV-1) and the animal herpesvirus pseudorabies virus (PRV), encode a membrane-bound glycoprotein, gD, that ca...

journal_title：Journal of virology

authors： Criddle A,Thornburg T,Kochetkova I,DePartee M,Taylor MP

更新日期：2016-03-28 00:00:00

abstract：:The replication of the single-stranded DNA (ssDNA) of parvovirus LuIII was studied in synchronized HeLa cells. After infection of the cells in early S phase, synthesis of a replicative form (RF) DNA became detectable as early as 9 h postinfection, i.e., after display of the cellular helper function(s) indispensable fo...

journal_title：Journal of virology

authors： Siegl G,Gautschi M

更新日期：1976-03-01 00:00:00

abstract：UNLABELLED:Multiple cellular pathways are regulated by small ubiquitin-like modifier (SUMO) modification, including ubiquitin-mediated proteolysis, signal transduction, innate immunity, and antiviral defense. In the study described in this report, we investigated the effects of SUMO on the replication of two members of...

journal_title：Journal of virology

authors： Maarifi G,Hannoun Z,Geoffroy MC,El Asmi F,Zarrouk K,Nisole S,Blondel D,Chelbi-Alix MK

更新日期：2016-06-24 00:00:00

abstract：:We examined the migratory properties of the mouse serum protein responsible for specific neutralization of the endogenous mouse xenotropic type C virus and demonstrated that this neutralizing factor can be transferred from mouse lipoproteins to human and to nonreactive mouse lipoproteins. After acceptance of this acti...

journal_title：Journal of virology

authors： Levy JA,Dimpfl J,Hardman D,Kane JP

更新日期：1982-05-01 00:00:00

abstract：:The cellular transcription factors Sp1 and NF-kappaB were upregulated shortly after the binding of purified live or UV-inactivated human cytomegalovirus (HCMV) to the cell surface. The rapid time frame of transcription factor induction is similar to that seen in other systems in which cellular factors are induced foll...

journal_title：Journal of virology

authors： Yurochko AD,Hwang ES,Rasmussen L,Keay S,Pereira L,Huang ES

更新日期：1997-07-01 00:00:00

abstract：:Antiviral effects were characterized for two oligodeoxyribonucleoside methylphosphonates synthesized in an antisense (3'-TCTTAACC-5') or a sense (5'-AGAATTGG-3') orientation, based on the RNA sequence of the first splice acceptor site of the tat-3 gene of human immunodeficiency virus (HIV) (5'...AGAAUUGG...3'). The de...

journal_title：Journal of virology

authors： Zaia JA,Rossi JJ,Murakawa GJ,Spallone PA,Stephens DA,Kaplan BE,Eritja R,Wallace RB,Cantin EM

更新日期：1988-10-01 00:00:00

abstract：:The Zaire ebolavirus (EBOV) glycoprotein (GP) is cleaved into two subunits (GP1 and GP2) that are both required for virus attachment and entry into cells. Sequence changes in the GP have been proposed to increase pathogenesis and to alter virus growth properties. Mutations in GP acquired during EBOV tissue culture pas...

journal_title：Journal of virology

authors： Ruedas JB,Arnold CE,Palacios G,Connor JH

更新日期：2018-09-12 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：:The ability of the gamma(1)34.5 protein to suppress the PKR response plays a crucial role in herpes simplex virus pathogenesis. In this process, the gamma(1)34.5 protein associates with protein phosphatase 1 to form a large complex that dephosphorylates eIF-2alpha and thereby prevents translation shutoff mediated by P...

journal_title：Journal of virology

authors： Jing X,Cerveny M,Yang K,He B

更新日期：2004-07-01 00:00:00

abstract：:By using a series of deletion mutants, we have shown that the stimulation of fibroblast growth by E26 requires the cooperation of the two oncogenes, v-myb and v-ets, fused in the nuclear viral product. Of the two DNA-binding domains, only one must be present to promote anchorage-independent growth, whereas that of v-m...

journal_title：Journal of virology

authors： Ravel-Chapuis P,Leprince D,Pain B,Li R,Domenget C,Stehelin D,Samarut J,Jurdic P

更新日期：1991-07-01 00:00:00

abstract：:PVC-211 murine leukemia virus (MuLV) is a neuropathogenic retrovirus that has undergone genetic changes from its nonneuropathogenic parent, Friend MuLV, that allow it to efficiently infect rat brain capillary endothelial cells (BCEC). To clarify the mechanism by which PVC-211 MuLV expression in BCEC induces neurologic...

journal_title：Journal of virology

authors： Li X,Hanson C,Cmarik JL,Ruscetti S

更新日期：2009-05-01 00:00:00

abstract：:Human keratinocytes immortalized by full-length or early-region simian virus 40 (SV40) DNA grow in agarose and form tumors in nude mice, in contrast to keratinocytes immortalized by the E6/E7 genes of human papillomaviruses. To determine the molecular basis for this biological difference in growth, we have used the in...

journal_title：Journal of virology

authors： Yuan H,Veldman T,Rundell K,Schlegel R

更新日期：2002-11-01 00:00:00

abstract：UNLABELLED:Human noroviruses (NoVs) cause acute epidemic gastroenteritis. Susceptibility to the majority of NoV infections is determined by genetically controlled secretor-dependent expression of histo-blood group antigens (HBGAs), which are also critical for NoV attachment to host cells. Human NoVs are classified into...

journal_title：Journal of virology

authors： Shanker S,Czako R,Sankaran B,Atmar RL,Estes MK,Prasad BV

更新日期：2014-06-01 00:00:00

abstract：:In the spherical capsid of hepatitis B virus (HBV), intermolecular disulfide bonds cross-link the approximately 180 p21.5 capsid protein subunits into a stable lattice. In this study, we used mutant capsid proteins to investigate the role that disulfide bonds and the four p21.5 Cys residues (positions 48, 61, 107, and...

journal_title：Journal of virology

authors： Zhou S,Standring DN

更新日期：1992-09-01 00:00:00

abstract：:The VP24 protein plays an essential, albeit poorly understood role in the filovirus life cycle. VP24 is only 30% identical between Marburg virus and the ebolaviruses. Furthermore, VP24 from the ebolaviruses is immunosuppressive, while that of Marburg virus is not. The crystal structure of Marburg virus VP24, presented...

journal_title：Journal of virology

authors： Zhang AP,Bornholdt ZA,Abelson DM,Saphire EO

更新日期：2014-05-01 00:00:00

abstract：:To determine the extent and structure of genetic variation in dengue viruses (DENV) on a restricted spatial and temporal scale, we sequenced the E (envelope) genes of DENV-1, -2, and -3 isolates collected in 2001 from children enrolled in a prospective school-based study in Kamphaeng Phet, Thailand, and diagnosed with...

journal_title：Journal of virology

authors： Jarman RG,Holmes EC,Rodpradit P,Klungthong C,Gibbons RV,Nisalak A,Rothman AL,Libraty DH,Ennis FA,Mammen MP Jr,Endy TP

更新日期：2008-06-01 00:00:00

abstract：:Varicella-zoster virus (VZV) is the causative agent of chickenpox and herpes zoster (shingles). After the primary infection, the virus remains latent in sensory ganglia and reactivates upon weakening of the cellular immune system due to various conditions, erupting from sensory neurons and infecting the corresponding ...

journal_title：Journal of virology

authors： Selariu A,Cheng T,Tang Q,Silver B,Yang L,Liu C,Ye X,Markus A,Goldstein RS,Cruz-Cosme RS,Lin Y,Wen L,Qian H,Han J,Dulal K,Huang Y,Li Y,Xia N,Zhu H

更新日期：2012-08-01 00:00:00

abstract：UNLABELLED:The expression of the antiviral host cell factor tetherin is induced by interferon and can inhibit the release of enveloped viruses from infected cells. The Vpu protein of HIV-1 antagonizes the antiviral activity of tetherin, and tetherin antagonists with Vpu-like activity have been identified in other virus...

journal_title：Journal of virology

authors： Gnirß K,Zmora P,Blazejewska P,Winkler M,Lins A,Nehlmeier I,Gärtner S,Moldenhauer AS,Hofmann-Winkler H,Wolff T,Schindler M,Pöhlmann S

更新日期：2015-09-01 00:00:00

abstract：:Porcine reproductive and respiratory syndrome virus (PRRSV) infects alveolar macrophages (AMϕ), causing dysregulated alpha interferon (IFN-α) and tumor necrosis factor alpha (TNF-α) production through a mechanism(s) yet to be resolved. Here, we show that AMϕ infected with PRRSV secreted a reduced quantity of IFN-α fol...

journal_title：Journal of virology

authors： Chen WY,Schniztlein WM,Calzada-Nova G,Zuckermann FA

更新日期：2018-01-02 00:00:00

abstract：:Identification of cellular receptors used by coronavirus (CoV) entry into the host cells is critical to an understanding of pathogenesis and to development of intervention strategies. The fourth CoV genus, Deltacoronavirus, evolutionarily related to the Gammacoronavirus, has just been defined recently. In the current ...

journal_title：Journal of virology

authors： Wang B,Liu Y,Ji CM,Yang YL,Liang QZ,Zhao P,Xu LD,Lei XM,Luo WT,Qin P,Zhou J,Huang YW

更新日期：2018-05-29 00:00:00

abstract：:Passive transfer of neutralizing antibodies is effective in protecting rhesus macaques against simian/human immunodeficiency virus (SHIV) challenge. In addition to neutralization, effector functions of the crystallizable fragment (Fc) of antibodies are involved in antibody-mediated protection against a number of virus...

journal_title：Journal of virology

authors： Moldt B,Schultz N,Dunlop DC,Alpert MD,Harvey JD,Evans DT,Poignard P,Hessell AJ,Burton DR

更新日期：2011-10-01 00:00:00