Isolation of poliovirus 2C mutants defective in viral RNA synthesis.

abstract：:Rift Valley fever virus (RVFV), a phlebovirus of the Bunyaviridae family, is an arthropod-borne virus which emerges periodically throughout Africa, emphasizing that it poses a major threat for animal and human populations. To assess the genetic variability of RVFV, several isolates from diverse localities of Africa we...

journal_title：Journal of virology

authors： Sall AA,Zanotto PM,Sene OK,Zeller HG,Digoutte JP,Thiongane Y,Bouloy M

更新日期：1999-10-01 00:00:00

abstract：:The restrictive properties of tripartite motif-containing 5 alpha (TRIM5α) from small ruminant species have not been explored. Here, we identify highly similar TRIM5α sequences in sheep and goats. Cells transduced with ovine TRIM5α effectively restricted the lentivirus visna/maedi virus DNA synthesis. Proteasome inhib...

journal_title：Journal of virology

authors： Jáuregui P,Crespo H,Glaria I,Luján L,Contreras A,Rosati S,de Andrés D,Amorena B,Towers GJ,Reina R

更新日期：2012-09-01 00:00:00

abstract：:Herpes simplex virus type 1 (HSV-1) infection causes the active degradation of the catalytic subunit of DNA-dependent protein kinase (DNA-PKcs), and this process is reliant on the expression of the HSV-1 immediate-early protein Vmw110. In this study we investigated in more detail the mechanism by which the degradation...

journal_title：Journal of virology

authors： Parkinson J,Lees-Miller SP,Everett RD

更新日期：1999-01-01 00:00:00

abstract：:Inclusion bodies are a characteristic feature of ebolavirus infections in cells. They contain large numbers of preformed nucleocapsids, but their biological significance has been debated, and they have been suggested to be aggregates of viral proteins without any further biological function. However, recent data for o...

journal_title：Journal of virology

authors： Hoenen T,Shabman RS,Groseth A,Herwig A,Weber M,Schudt G,Dolnik O,Basler CF,Becker S,Feldmann H

更新日期：2012-11-01 00:00:00

abstract：:Several domains of CD4 have been suggested to play a critical role in events that follow its binding to the human immunodeficiency virus type 1 (HIV-1) envelope glycoprotein (gp120-gp41). It has been reported previously that cells expressing a chimeric molecule consisting of the first 177 residues of human CD4 attache...

journal_title：Journal of virology

authors： Golding H,Blumenthal R,Manischewitz J,Littman DR,Dimitrov DS

更新日期：1993-11-01 00:00:00

abstract：:Six monoclonal antibodies were isolated that exhibited specificity for a furin cleavage site deletion mutant (V3526) of Venezuelan equine encephalitis virus (VEEV). These antibodies comprise a single competition group and bound the E3 glycoprotein of VEEV subtype I viruses but failed to bind the E3 glycoprotein of oth...

journal_title：Journal of virology

authors： Parker MD,Buckley MJ,Melanson VR,Glass PJ,Norwood D,Hart MK

更新日期：2010-12-01 00:00:00

abstract：:The sequences of several hundred nucleotides around the junctions between the L and S components in concatemeric DNA and in mature virion DNA were ascertained. The two ends of the mature genome (which are joined in concatemeric DNA) show no sequence homology. Several directly repeated elements are present near both en...

journal_title：Journal of virology

authors： DeMarchi JM,Lu ZQ,Rall G,Kupershmidt S,Ben-Porat T

更新日期：1990-10-01 00:00:00

abstract：:In this study, we characterized the viral determinants of coreceptor usage in relation to susceptibility to antibody-mediated neutralization or enhancement of infectivity by using chimeras of three highly related human immunodeficiency virus type 1 (HIV-1) isolates of different phenotypes. We found that the V3 region ...

journal_title：Journal of virology

authors： Guillon C,Schutten M,Boers PH,Gruters RA,Osterhaus AD

更新日期：2002-03-01 00:00:00

abstract：:Bacteriophages of the C3 morphotype, characterized by very long heads that exceed their width several times, are extremely rare among the Podoviridae family members and constitute only 0.5% of over 5,500 phages that have been examined by the electron microscope (H. W. Ackermann, Arch. Virol. 152:227-243, 2007; H. W. A...

journal_title：Journal of virology

authors： Li Y,Chen M,Tang F,Yao H,Lu C,Zhang W

更新日期：2012-12-01 00:00:00

abstract：:In this report, we describe some phenotypic properties of a temperature-sensitive mutant of herpes simplex type 1 (HSV-1) and present data concerning the physical location and nucleotide sequence of the genomic region harboring the mutation. The effect of shifts from the permissive to the nonpermissive temperature on ...

journal_title：Journal of virology

authors： Pertuiset B,Boccara M,Cebrian J,Berthelot N,Chousterman S,Puvion-Dutilleul F,Sisman J,Sheldrick P

更新日期：1989-05-01 00:00:00

abstract：:The UL3 protein of equine herpesvirus 1 (EHV-1) KyA strain is a homolog of the ICP27 alpha regulatory protein of herpes simplex virus type 1 (HSV-1) and the ORF 4 protein of varicella-zoster virus. To characterize the regulatory function of the UL3 gene product, a UL3 gene expression vector (pSVUL3) and a vector expre...

journal_title：Journal of virology

authors： Zhao Y,Holden VR,Smith RH,O'Callaghan DJ

更新日期：1995-05-01 00:00:00

abstract：:A substantial number of viruses have been demonstrated to subvert autophagy to promote their own replication. Recent publications have reported the proviral effect of autophagy induction on hepatitis B virus (HBV) replication. Hepatitis delta virus (HDV) is a defective virus and an occasional obligate satellite of HBV...

journal_title：Journal of virology

authors： Khabir M,Aliche AZ,Sureau C,Blanchet M,Labonté P

更新日期：2020-01-31 00:00:00

abstract：:The poliovirus-encoded, membrane-associated VPg-precursor polypeptide 3AB has been implicated in the initiation of viral RNA synthesis. We have expressed 3AB and 3A polypeptides in eukaryotic cells and examined their localization using indirect immunofluorescence and a direct in vitro membrane-binding assay. Results p...

journal_title：Journal of virology

authors： Datta U,Dasgupta A

更新日期：1994-07-01 00:00:00

abstract：:The binding of a recombinant soluble form of the measles virus (MV) hemagglutinin (sH) to cells expressing hybrid CD46/CD4 proteins was compared to that of purified virus. For binding of both ligands, both CD46 external short consensus repeats I and II (SCR I and II) in the natural order were essential. The addition o...

journal_title：Journal of virology

authors： Devaux P,Buchholz CJ,Schneider U,Escoffier C,Cattaneo R,Gerlier D

更新日期：1997-05-01 00:00:00

abstract：UNLABELLED:The DNA damage response (DDR) that evolved to repair host cell DNA damage also recognizes viral DNA entering the nucleus during infections. Here, we investigated the modulation of DDR signaling during de novo infection of primary endothelial cells by Kaposi's sarcoma-associated herpesvirus (KSHV). Phosphoryl...

journal_title：Journal of virology

authors： Singh VV,Dutta D,Ansari MA,Dutta S,Chandran B

更新日期：2014-03-01 00:00:00

abstract：:The first step in the replication of the plus-stranded poliovirus RNA is the synthesis of a complementary minus strand. This process is initiated by the covalent attachment of UMP to the terminal protein VPg, yielding VPgpU and VPgpUpU. We have previously shown that these products can be made in vitro in a reaction th...

journal_title：Journal of virology

authors： Paul AV,Rieder E,Kim DW,van Boom JH,Wimmer E

更新日期：2000-11-01 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 existence of novel endogenous retrovirus elements in the chicken genome, designated EAV-HP, with close sequence identity to the env gene of avian leukosis virus (ALV) subgroup J has been reported (L. M. Smith, A. A. Toye, K. Howes, N. Bumstead, L. N. Payne, and K. Venugopal, J. Gen. Virol. 80:261-268, 1999). To re...

journal_title：Journal of virology

authors： Sacco MA,Flannery DM,Howes K,Venugopal K

更新日期：2000-02-01 00:00:00

abstract：:The K15 gene of Kaposi's sarcoma-associated herpesvirus (also known as human herpesvirus 8) consists of eight alternatively spliced exons and has been predicted to encode membrane proteins with a variable number of transmembrane regions and a common C-terminal cytoplasmic domain with putative binding sites for SH2 and...

journal_title：Journal of virology

authors： Brinkmann MM,Glenn M,Rainbow L,Kieser A,Henke-Gendo C,Schulz TF

更新日期：2003-09-01 00:00:00

abstract：:The presence of cycloheximide, an inhibitor of protein synthesis, during the period 30 to 60 min after vaccinia infection produced an irreversible block in virus replication. In contrast (i) cycloheximide given at earlier or later times, even for prolonged periods, did not prevent continuation of the infectious cycle ...

journal_title：Journal of virology

authors： Mss B,Filler R

更新日期：1970-02-01 00:00:00

abstract：:Herpesvirus nucleocapsids traverse the nuclear envelope into the cytoplasm in a process called nuclear egress that includes disruption of the nuclear lamina. In several herpesviruses, a key player in nuclear egress is a complex of two proteins, whose homologs in human cytomegalovirus (HCMV) are UL50 and UL53. However,...

journal_title：Journal of virology

authors： Sharma M,Kamil JP,Coughlin M,Reim NI,Coen DM

更新日期：2014-01-01 00:00:00

abstract：:Replication of poliovirus (PV) is restricted to a few sites, including the brain and spinal cord. However, this neurotropism is not conserved in cultured cells. Monkey kidney cells become susceptible to PV infection after cultivation in vitro, and cell lines of monolayer cultures from almost any tissue of primates are...

journal_title：Journal of virology

authors： Yoshikawa T,Iwasaki T,Ida-Hosonuma M,Yoneyama M,Fujita T,Horie H,Miyazawa M,Abe S,Simizu B,Koike S

更新日期：2006-05-01 00:00:00

abstract：:The activity and epithelial tropism of the human papillomavirus type 18 P105 early promoter, which directs the synthesis of the E6 and E7 transforming genes, are controlled by cis elements included in the viral long control region. To identify potential cellular regulators of this promoter, we mutagenized one or both ...

journal_title：Journal of virology

authors： Thierry F,Spyrou G,Yaniv M,Howley P

更新日期：1992-06-01 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) R5 isolates that predominantly use CCR5 as a coreceptor are frequently described as macrophage tropic. Here, we compare macrophage tropism conferred by HIV-1 R5 envelopes that were derived directly by PCR from patient tissue. This approach avoids potentially selective cultur...

journal_title：Journal of virology

authors： Peters PJ,Sullivan WM,Duenas-Decamp MJ,Bhattacharya J,Ankghuambom C,Brown R,Luzuriaga K,Bell J,Simmonds P,Ball J,Clapham PR

更新日期：2006-07-01 00:00:00

abstract：:Rickard's strain of feline leukemia virus (FeLV) contains two large glycoproteins and five smaller polypeptides of molecular weights 100,000 (gp >/= 100), 70,000 (gp70), 30,000 (p30), 21,000 (p21), 15,000 (p15), 11,200 (p11), and 10,000 (p10) when chromatographed on 6% agarose in the presence of 6 M guanidine hydrochl...

journal_title：Journal of virology

authors： Graves DC,Velicer LF

更新日期：1974-08-01 00:00:00

abstract：:The host cell regulators and substrates of the Rous sarcoma virus transforming protein pp60v-src remain largely unknown. Viral mutants which induce a host-dependent phenotype may result from mutations which affect the interaction of pp60v-src with host cell components. To isolate such mutants and to examine the role o...

journal_title：Journal of virology

authors： DeClue JE,Martin GS

更新日期：1989-02-01 00:00:00

abstract：:Human herpesvirus 8 (HHV-8) (also known as Kaposi's sarcoma-associated herpesvirus) encodes a novel noncoding polyadenylated nuclear (PAN) RNA (also known as T1.1 or nut-1) during the early phase of lytic replication. PAN RNA is the most abundant transcript of HHV-8, comprising 80% of total poly(A)-selected transcript...

journal_title：Journal of virology

authors： Song MJ,Brown HJ,Wu TT,Sun R

更新日期：2001-04-01 00:00:00

abstract：:Several early genes of murine cytomegalovirus (MCMV) encode proteins that mediate immune evasion by interference with the major histocompatibility complex class I (MHC-I) pathway of antigen presentation to cytolytic T lymphocytes (CTL). Specifically, the m152 gene product gp37/40 causes retention of MHC-I molecules in...

journal_title：Journal of virology

authors： Holtappels R,Thomas D,Podlech J,Geginat G,Steffens HP,Reddehase MJ

更新日期：2000-02-01 00:00:00

abstract：:The sequence of the S RNA of La Crosse bunyavirus was deduced from analyses of DNA copies cloned in the Escherichia coli plasmid pBR322. The S RNA is 984 nucleotides in length, has a base ratio of 31.8% U, 27.0% A, 23.2% C, and 18.0% G, and codes for two distinct gene products that are read from overlapping reading fr...

journal_title：Journal of virology

authors： Akashi H,Bishop DH

更新日期：1983-03-01 00:00:00

abstract：:The UL11 tegument protein of herpes simplex virus plays a critical role in the secondary envelopment; however, the mechanistic details remain elusive. Here, we report a new function of UL11 in the budding process in which it directs efficient acquisition of glycoprotein E (gE) via a direct interaction. In vitro bindin...

journal_title：Journal of virology

authors： Han J,Chadha P,Meckes DG Jr,Baird NL,Wills JW

更新日期：2011-09-01 00:00:00