Functional analysis of cis- and trans-acting replication factors of porcine circovirus type 1.

abstract：UNLABELLED:Cell culture (cc)-derived hepatitis B virus (HBV) can infect differentiated HepaRG cells, but efficient infection requires addition of polyethylene glycol (PEG) during inoculation. Identification of sodium taurocholate cotransporting polypeptide (NTCP) as an HBV receptor enabled ccHBV infection of NTCP recon...

journal_title：Journal of virology

authors： Li J,Zong L,Sureau C,Barker L,Wands JR,Tong S

更新日期：2016-08-26 00:00:00

abstract：:Cell extracts from murine A9 or human HeLa cells containing wild-type copies the NS1 polypeptide of minute virus of mice (MVM), produced from a recombinant vaccinia virus, can support the resolution of viral 3' termini from palindromic junction fragments of dimeric, replicative-form MVM DNA. Resolution resulted in the...

journal_title：Journal of virology

authors： Cotmore SF,Nüesch JP,Tattersall P

更新日期：1993-03-01 00:00:00

abstract：:We have investigated the species-specific replication of polyomavirus DNA in the cell-free system that was established previously (Y. Murakami, T. Eki, M. Yamada, C. Prives, and J. Hurwitz, Proc. Natl. Acad. Sci. USA 83:6347-6351, 1986). Extracts from various species of cells supported polyomavirus DNA replication in ...

journal_title：Journal of virology

authors： Eki T,Enomoto T,Masutani C,Miyajima A,Takada R,Murakami Y,Ohno T,Hanaoka F,Ui M

更新日期：1991-09-01 00:00:00

abstract：:Proteolytic processing of the Rous sarcoma virus (RSV) Gag precursor was altered in vivo through the introduction of amino acid substitutions into either the polyprotein cleavage junctions or the PR coding sequence. Single amino acid substitutions (V(P2)S and P(P4)G), which are predicted from in vitro peptide substrat...

journal_title：Journal of virology

authors： Xiang Y,Ridky TW,Krishna NK,Leis J

更新日期：1997-03-01 00:00:00

abstract：:Our study was designed to investigate the nature of an antigen-specific suppressor factor generated by antigen-stimulated herpes simplex virus (HSV)-immune splenocytes. Factor SF-200, a 90,000- to 100,000-dalton fraction obtained after Sephacryl gel filtration, suppressed the generation of HSV-specific cytotoxic T-lym...

journal_title：Journal of virology

authors： Horohov DW,Wyckoff JH 3rd,Moore RN,Rouse BT

更新日期：1986-05-01 00:00:00

abstract：UNLABELLED:The encephalitic response to viral infection requires local chemokine production and the ensuing recruitment of immune and inflammatory leukocytes. Accordingly, chemokine receptors present themselves as plausible therapeutic targets for drugs aimed at limiting encephalitic responses. However, it remains uncl...

journal_title：Journal of virology

authors： Michlmayr D,McKimmie CS,Pingen M,Haxton B,Mansfield K,Johnson N,Fooks AR,Graham GJ

更新日期：2014-09-01 00:00:00

abstract：:Rfv3 is an autosomal dominant gene that influences the recovery of resistant mice from Friend retrovirus (FV) infection by limiting viremia and promoting a more potent neutralizing antibody response. We previously reported that Rfv3 is encoded by Apobec3, an innate retrovirus restriction factor. However, it was recent...

journal_title：Journal of virology

authors： Santiago ML,Smith DS,Barrett BS,Montano M,Benitez RL,Pelanda R,Hasenkrug KJ,Greene WC

更新日期：2011-01-01 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：:Most mammalian rotaviruses contain tripeptide amino acid sequences in outer capsid proteins VP4 and VP7 which have been shown to act as ligands for integrins alpha2beta1 and alpha4beta1. Peptides containing these sequences and monoclonal antibodies directed to these integrins block rotavirus infection of cells. Here w...

journal_title：Journal of virology

authors： Hewish MJ,Takada Y,Coulson BS

更新日期：2000-01-01 00:00:00

abstract：:Unintegrated linear and closed circular DNAs of B- and N-tropic endogenous BALB/c murine leukemia virus (MuLV) were extracted from newly infected mouse cells and cleaved with EcoRI, XhoI, PvuI, HindIII, SalI, XbaI, KpnI, SmaI, and PstI restriction endonucleases. The DNA fragments were separated by electrophoresis and ...

journal_title：Journal of virology

authors： Rassart E,Jolicoeur P

更新日期：1980-09-01 00:00:00

abstract：:The RNA of infectious bursal disease virus was reexamined in a detailed analysis. It could be established that its genome consists of two segments of double-stranded RNA. The RNA is RNase resistant and has a sedimentation coefficient of 14S and a buoyant density of 1.62 g/ml. The purine/pyrimidine ratio is nearly 1; t...

journal_title：Journal of virology

authors： Müller H,Scholtissek C,Becht H

更新日期：1979-09-01 00:00:00

abstract：:The protein (p59rel) encoded by the transforming gene of reticuloendotheliosis virus strain T (REV-T) has been identified in REV-T-transformed avian lymphoid cells by using antisera raised against synthetic peptides whose sequences were derived from three nonoverlapping regions of v-rel (N. R. Rice, T. D. Copeland, S....

journal_title：Journal of virology

authors： Simek SL,Stephens RM,Rice NR

更新日期：1986-07-01 00:00:00

abstract：:Herpes simplex virus (HSV) glycoprotein D (gD) is modified with mannose 6-phosphate (M6P) and binds to M6P receptors (MPRs). MPRs are involved in the well-characterized pathway by which lysosomal enzymes are directed to lysosomes via a network of endosomal membranes. Based on the impaired ability of HSV to form plaque...

journal_title：Journal of virology

authors： Brunetti CR,Dingwell KS,Wale C,Graham FL,Johnson DC

更新日期：1998-04-01 00:00:00

abstract：:To combat emerging coronaviruses, developing safe and efficient platforms to evaluate viral protease activities and the efficacy of protease inhibitors is a high priority. Here, we exploit a biosafety level 2 (BSL-2) chimeric Sindbis virus system to evaluate protease activities and the efficacy of inhibitors directed ...

journal_title：Journal of virology

authors： Deng X,Agnihothram S,Mielech AM,Nichols DB,Wilson MW,StJohn SE,Larsen SD,Mesecar AD,Lenschow DJ,Baric RS,Baker SC

更新日期：2014-10-01 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：:Incubation of highly purified adeno-associated virus (AAV) capsids in vitro at pH 5.5 induced significant autocleavage of capsid proteins at several amino acid positions. No autocleavage was seen at pH 7.5. Examination of other AAV serotypes showed at least two different pH-induced cleavage patterns, suggesting that d...

journal_title：Journal of virology

authors： Salganik M,Venkatakrishnan B,Bennett A,Lins B,Yarbrough J,Muzyczka N,Agbandje-McKenna M,McKenna R

更新日期：2012-11-01 00:00:00

abstract：:Poliovirus mutants in neutralizing antigenic site 3B were constructed by replacing the glutamic acid residue at amino acid 74 of capsid protein VP2 (VP2074E), using site-specific mutagenesis methods. All viable mutants display small-plaque phenotypes. Characterization of these mutants indicates that capsid assembly is...

journal_title：Journal of virology

authors： Reynolds C,Birnby D,Chow M

更新日期：1992-03-01 00:00:00

abstract：:Arenaviruses can cause lethal hemorrhagic fevers in humans with few preventative and therapeutic measures. The arenaviral glycoprotein stable signal peptide (SSP) is unique among signal peptides in that it is an integral component of the mature glycoprotein complex (GPC) and plays important roles not only in GPC expre...

journal_title：Journal of virology

authors： Shao J,Liu X,Ly H,Liang Y

更新日期：2016-10-28 00:00:00

abstract：:We describe spontaneous second-site reversions within the coat protein open reading frame that rescue the systemic-spread phenotype and increase virion stability of a mutant of brome mosaic virus. Based on the crystal structure of the related cowpea chlorotic mottle virus, we show that the modified residues are spatia...

journal_title：Journal of virology

authors： Flasinski S,Dzianott A,Speir JA,Johnson JE,Bujarski JJ

更新日期：1997-03-01 00:00:00

abstract：:The Rep78 and Rep68 proteins of adeno-associated virus type 2 (AAV) are multifunctional proteins which are required for viral replication, regulation of AAV promoters, and preferential integration of the AAV genome into a region of human chromosome 19. These proteins bind the hairpin structures formed by the AAV inver...

journal_title：Journal of virology

authors： Davis MD,Wonderling RS,Walker SL,Owens RA

更新日期：1999-03-01 00:00:00

abstract：:The immune response to a synthetic peptide, H3 HA1(305-328), representing the C'-terminal 24 amino acid residues of the HA1 chain of the hemagglutinin of the H3 subtype of influenza virus is controlled by genes in the I region of the major histocompatibility complex. Mice of the H-2d haplotype are high responders and ...

journal_title：Journal of virology

authors： Brown LE,Murray JM,Anders EM,Tang XL,White DO,Tregear GW,Jackson DC

更新日期：1988-05-01 00:00:00

abstract：:By marker rescue of bacteriophage SP02 sus mutants with purified bacteriophage SP02 DNA fragments, 11 of the 17 known bacteriophage SP02 sus loci were assigned to discrete DNA fragments. The left-most genetic locus, susA, was found to reside near one bacteriophage SP02 terminus (EcoRI-C1 fragment), whereas the right-m...

journal_title：Journal of virology

authors： Graham S,Sutton S,Yoneda Y,Young FE

更新日期：1982-04-01 00:00:00

abstract：:To identify retroviral antigenic determinants recognized by CD4+ T helper cells during tumor rejection, we established four noncytolytic, helper-type, CD4+ T-cell clones by limiting dilution cultures of mixed lymphocyte-tumor cultures from mice immune to a Friend virus-induced tumor, FBL-3. Among these, three T helper...

journal_title：Journal of virology

authors： Iwashiro M,Kondo T,Shimizu T,Yamagishi H,Takahashi K,Matsubayashi Y,Masuda T,Otaka A,Fujii N,Ishimoto A

更新日期：1993-08-01 00:00:00

abstract：:Circulating leukocytes are important in dissemination of cytomegalovirus (CMV) infection in humans. In the mouse model of murine CMV infection (MCMV), it has been shown that infection peaks on days 5 to 7 after experimental infection, when 0.01 to 0.1% of the circulating leukocytes contain viral DNA. In our laboratory...

journal_title：Journal of virology

authors： Collins TM,Quirk MR,Jordan MC

更新日期：1994-10-01 00:00:00

abstract：:The gH-gL complex of herpes simplex virus type 1 (HSV-1) is essential for virion infectivity and virus-induced cell fusion, but functional domains of the gH molecule remain to be defined. We have addressed this question by mutagenesis. A set of linker insertion mutants in HSV-1 gH was generated and tested in transient...

journal_title：Journal of virology

authors： Galdiero M,Whiteley A,Bruun B,Bell S,Minson T,Browne H

更新日期：1997-03-01 00:00:00

abstract：:RNA transfer (Northern) blot analysis was used to perform the physical characterization of the transcript expressed in murine sensory nerve ganglia latently infected with herpes simplex virus type 1. Most of this latency-associated transcript (LAT) was isolated in the poly(A)- fraction from ganglia. A smaller RNA spec...

journal_title：Journal of virology

authors： Wagner EK,Devi-Rao G,Feldman LT,Dobson AT,Zhang YF,Flanagan WM,Stevens JG

更新日期：1988-04-01 00:00:00

abstract：:Profiles of bacteriophage T4 early proteins resolved by a two-dimensional nonequilibrium pH gradient electrophoresis system (P. Z. O'Farrell, H. M. Goodman, and P. H. O'Farrell, Cell 12:1133--1142, 1977) are presented. Over 65 phage-induced proteins were resolved. Amber or deletion mutants were used to identify 17 pro...

journal_title：Journal of virology

authors： Cook KS,Seasholtz AF

更新日期：1982-06-01 00:00:00

abstract：:The human papillomavirus (HPV) E6 oncoproteins recruit the cellular ubiquitin ligase E6AP/UBE3A to target cellular substrates for proteasome-mediated degradation, and one consequence of this activity is the E6 stimulation of E6AP autoubiquitination and degradation. Recent studies identified an autism-linked mutation w...

journal_title：Journal of virology

authors： Thatte J,Banks L

更新日期：2017-10-27 00:00:00

abstract：:Influenza virus endonuclease activity was studied in vitro with model virion RNA (vRNA) and cRNA molecules. We show that endonuclease activity can be partially rescued by transplanting vRNA-like promoter features into the model cRNA promoter. This study defines three distinctive features within the vRNA promoter--abse...

journal_title：Journal of virology

authors： Leahy MB,Zecchin G,Brownlee GG

更新日期：2002-02-01 00:00:00

abstract：:Vaccinia virus J1R protein is required for virion morphogenesis (W. L. Chiu and W. Chang, J. Virol. 76:9575-9587, 2002). In this work, we further characterized the J1R protein of wild-type vaccinia virus and compared it with the protein encoded by the temperature-sensitive mutant virus Cts45. The mutant Cts45 was foun...

journal_title：Journal of virology

authors： Chiu WL,Szajner P,Moss B,Chang W

更新日期：2005-07-01 00:00:00