Anti-HIV activity of multibranched peptide constructs derived either from the cleavage sequence or from the transmembrane domain (gp41) of the human immunodeficiency virus type 1 envelope.

abstract：:Twelve avian reovirus strain 176 proteins, 10 structural (lambda 1, lambda 2, lambda 3, mu 1, mu 2/mu 2C, sigma 1, sigma 2, sigma 3, and sigma 4), and 2 nonstructural (mu NS and sigma NS) were identified and characterized by electrophoretic analysis of purified virions and infected cell lysates. Three of the identifie...

journal_title：Virology

authors： Ni Y,Ramig RF,Kemp MC

更新日期：1993-03-01 00:00:00

abstract：:In order to study the effect of nef gene expression on viral replication in monocytic cells, we established monocytic (U937 and THP-1) cell transfectants constitutively expressing the human immunodeficiency virus type 1 nef gene. We constructed a plasmid expressing the nef gene derived from an infectious clone, NL432,...

journal_title：Virology

authors： Tsunetsugu-Yokota Y,Matsuda S,Maekawa M,Saito T,Takemori T,Takebe Y

更新日期：1992-12-01 00:00:00

abstract：:The molecular host response to hepatitis C virus (HCV) infection was examined by isolation of HCV-induced genes from a cDNA library constructed from chimpanzee liver during the acute phase of hepatitis C. Two cDNA clones, 130-7 and 130-51, were obtained by differential hybridization with cDNA probes prepared from poly...

journal_title：Virology

authors： Kato T,Esumi M,Yamashita S,Abe K,Shikata T

更新日期：1992-10-01 00:00:00

abstract：:Like their animal-infecting counterparts, plant bunyaviruses use capped RNA leaders cleaved from host cellular mRNAs to prime viral genome transcription in a process called cap-snatching, but in vivo systems to investigate the details of this process are lacking for them. Here, we report that Rice stripe tenuivirus (R...

journal_title：Virology

authors： Lin W,Wu R,Qiu P,Jing Jin,Yang Y,Wang J,Lin Z,Zhang J,Wu Z,Du Z

更新日期：2020-01-02 00:00:00

abstract：:The nucleotide and deduced amino acid sequence of G serotype 3 equine rotavirus strain H-2 was determined. A predicted 776-amino-acid H-2 VP4 shows less than or equal to 85.3% identity to other rotavirus VP4 types sequenced to date and thus represents a new P serotype. A PCR-generated probe derived from a cDNA clone o...

journal_title：Virology

authors： Hardy ME,Gorziglia M,Woode GN

更新日期：1993-03-01 00:00:00

abstract：:It has been shown that the genomes of episomally maintained DNA viruses are tethered to host cell chromosomes during cell division, facilitating maintenance in dividing cells. The papillomavirus E2 protein serves this mechanism of viral genome persistence by simultaneously associating with chromatin and the viral geno...

journal_title：Virology

authors： Feeney KM,Saade A,Okrasa K,Parish JL

更新日期：2011-05-25 00:00:00

abstract：:We have utilized glycan microarray technology to determine the receptor binding properties of early isolates from the recent 2009 H1N1 human pandemic (pdmH1N1), and compared them to North American swine influenza isolates from the same year, as well as past seasonal H1N1 human isolates. We showed that the pdmH1N1 stra...

journal_title：Virology

authors： Bradley KC,Jones CA,Tompkins SM,Tripp RA,Russell RJ,Gramer MR,Heimburg-Molinaro J,Smith DF,Cummings RD,Steinhauer DA

更新日期：2011-05-10 00:00:00

abstract：:The major and minor nucleoprotein components in turnip yellow mosaic virus (TYMV) preparations have been fractionated by four cycles of CsCl gradient equilibrium centrifugations. RNAs isolated from the various fractions were translated in a rabbit reticulocyte cell-free system. Three classes of RNAs were studied: geno...

journal_title：Virology

authors： Mellema JR,Benicourt C,Haenni AL,Noort A,Pleij CW,Bosch L

更新日期：1979-07-15 00:00:00

abstract：:The OC43 strain of human coronavirus (HCoV-OC43) is an ubiquitous respiratory tract pathogen possessing neurotropic capacities. Coronavirus structural envelope (E) protein possesses specific motifs involved in protein-protein interaction or in homo-oligomeric ion channel formation, which are known to play various role...

journal_title：Virology

authors： Stodola JK,Dubois G,Le Coupanec A,Desforges M,Talbot PJ

更新日期：2018-02-01 00:00:00

abstract：:DNA sequence and transcriptional analyses were performed on the region of the equine herpesvirus type 1 (EHV-1) genome (KyA strain) (map units 0.129 to 0.152) encoding open reading frames (ORFs) 15 and 16. ORF16 encodes a homolog of glycoprotein C of HSV-1 (herpes simplex virus type 1), while ORF15 corresponds in posi...

journal_title：Virology

authors： Matsumura T,Smith RH,O'Callaghan DJ

更新日期：1993-04-01 00:00:00

abstract：:The X protein (pX) of hepatitis B virus (HBV) is a general transcription regulator and directly associated with the transcription machinery. pX cannot bind DNA directly but interacts with cellular factors that bind the regulatory elements. There is an accumulation of evidence concerning different activities exerted by...

journal_title：Virology

authors： de-Medina T,Haviv I,Noiman S,Shaul Y

更新日期：1994-07-01 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：:The envelope protein of yellow fever virus 17D (YFV-17D) contains a solvent-exposed RGD motif, which has led to the suggestion that integrins may function as cellular receptors for YFV-17D. We found that mutating the RGD motif to RGE had no effect on viral titers, whereas changing RGD to TGD, TGE, TAD, TAE, or RGS led...

journal_title：Virology

authors： van der Most RG,Corver J,Strauss JH

更新日期：1999-12-05 00:00:00

abstract：:Sixteen monoclonal antibodies directed to the hemagglutinin-neuraminidase (HN) protein of a 1957 isolate of parainfluenza type 3 virus (PIV3) were produced and used to examine antigenic variation in clinical strains. Analysis of hemagglutination-inhibition reactivity patterns of antigenic variants selected in vitro in...

journal_title：Virology

authors： van Wyke Coelingh KL,Winter C,Murphy BR

更新日期：1985-06-01 00:00:00

abstract：:Flaviviruses are RNA viruses that constitute a worrisome threat to global human and animal health. In Europe, West Nile virus (WNV) outbreaks have dramatically increased in number and severity in recent years, with dozens of human and horse deaths and a high avian mortality across the continent. Besides WNV, the only ...

journal_title：Virology

authors： Blázquez AB,Escribano-Romero E,Martín-Acebes MA,Petrovic T,Saiz JC

更新日期：2015-08-01 00:00:00

abstract：:Analyses of reassortant and parental strains of BTV serotypes 3 and 10, in serum neutralization tests, confirmed the major role of outer capsid protein VP2 in determination of virus serotype and its involvement in serum neutralization. However, a reassortant BTV strain (R70), containing protein VP5 derived from BTV 3 ...

journal_title：Virology

authors： Mertens PP,Pedley S,Cowley J,Burroughs JN,Corteyn AH,Jeggo MH,Jennings DM,Gorman BM

更新日期：1989-06-01 00:00:00

abstract：:The initiation of reverse transcription of the human immunodeficiency virus type 1 (HIV-1) genome requires cellular tRNA(Lys,3) as a primer and occurs at a site in the viral RNA genome, designated as the primer binding site (PBS), which is complementary to the 3'-terminal 18 nucleotides of tRNA(Lys,3). We previously d...

journal_title：Virology

authors： Zhang Z,Kang SM,LeBlanc A,Hajduk SL,Morrow CD

更新日期：1996-12-15 00:00:00

abstract：:Hepatitis C virus (HCV) nonstructural protein 5B (NS5B) RNA-dependent RNA polymerase (RdRp) has acquired a unique beta-hairpin in the thumb subdomain which protrudes toward the active site. We report here that this beta-hairpin plays an important role in positioning the 3' terminus of the viral RNA genome for correct ...

journal_title：Virology

authors： Hong Z,Cameron CE,Walker MP,Castro C,Yao N,Lau JY,Zhong W

更新日期：2001-06-20 00:00:00

abstract：:The dependence of retroviral replication on cell proliferation was described as early as 1958, although different classes of retroviruses are able to infect non-dividing cells with different efficiencies. For example, the human immunodeficiency virus (HIV) and other lentiviruses infect most non-dividing cells nearly a...

journal_title：Virology

authors： Yamashita M,Emerman M

更新日期：2006-01-05 00:00:00

abstract：:We previously demonstrated that cellular mRNAs are degraded in CD4 positive lymphocytes infected by the human immunodeficiency virus, HIV-1, but not in cells infected by the simian lentivirus, SIV. To begin to define the molecular mechanisms underlying this RNA degradation, we have established an in vitro RNA degradat...

journal_title：Virology

authors： Agy MB,Sherbert CH,Katze MG

更新日期：1996-03-01 00:00:00

abstract：:An antiserum was raised against a synthetic peptide corresponding to the 18 C-terminal amino acids of a putative 16K protein encoded by the 3'-terminal open reading frame of tobacco rattle virus (TRV) RNA-1. This antiserum was used to demonstrate expression of the 16K cistron in vivo. TRV-infected tobacco protoplasts ...

journal_title：Virology

authors： Angenent GC,Verbeek HB,Bol JF

更新日期：1989-04-01 00:00:00

abstract：:The hypervariable region 1 (HVR1) of the putative envelope 2 protein of the hepatitis C virus (HCV) is the most variable part of the whole HCV polyprotein. Anti-HVR1 antibodies have been shown to protect against HCV infection, indicating that this region contains an important neutralization determinant. Recently we an...

journal_title：Virology

authors： Del Porto P,Puntoriero G,Scottà C,Nicosia A,Piccolella E

更新日期：2000-04-10 00:00:00

abstract：:RSV is a major cause of severe lower respiratory infection in infants and young children. With no vaccine yet available, it is important to clarify mechanisms of disease pathogenesis. Since indoleamine-2,3-dioxygenase (IDO) is an immunomodulatory enzyme and is upregulated with RSV infection, we studied it in vivo duri...

journal_title：Virology

authors： Rajan D,Chinnadurai R,O'Keefe EL,Boyoglu-Barnum S,Todd SO,Hartert TV,Galipeau J,Anderson LJ

更新日期：2017-12-01 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 analyzed various mutants of tomato leaf curl virus-India to investigate the role of ORFs AV3, AV2, and coat protein (CP) in viral replication, movement, and symptom development. The results of these studies indicate that ORF AV3 does not encode a protein. Plants inoculated with infectious DNA which contained deleti...

journal_title：Virology

authors： Padidam M,Beachy RN,Fauquet CM

更新日期：1996-10-15 00:00:00

abstract：:We used a mouse nasal model of herpes simplex virus 2 (HSV-2) infection to examine the biological properties of HSV-2 wild-type (wt), TK-negative, and replication-defective strains in vivo. Nasal septa tissue is the major site of wt viral replication post intranasal (i.n.) inoculation. The HSV-2 strain 186 syn(+)-1 wt...

journal_title：Virology

authors： Jones CA,Taylor TJ,Knipe DM

更新日期：2000-12-05 00:00:00

abstract：:The sequence of the 5'-end of the genome of dengue 2 (Jamaica genotype) virus has been previously reported (V. Deubel, R. M. Kinney, and D. W. Trent, 1986, Virology 155, 365-377). We have now cloned and sequenced the remaining 75% of the genomic RNA that encodes the nonstructural proteins. The complete genome is 10,72...

journal_title：Virology

authors： Deubel V,Kinney RM,Trent DW

更新日期：1988-07-01 00:00:00

abstract：:Flock house virus (FHV) is the best studied member of the Nodaviridae, a family of small, nonenveloped, isometric RNA viruses of insects and fish. Nodavirus genomes comprise two single-stranded positive-sense RNA segments (RNAs 1 and 2) that encode the viral RNA-dependent RNA polymerase (RdRp) and capsid protein precu...

journal_title：Virology

authors： Albariño CG,Price BD,Eckerle LD,Ball LA

更新日期：2001-10-25 00:00:00

abstract：:The transmembrane subunit (gp41) of the HIV Env glycoprotein contains conserved neutralizing epitopes which are not well-exposed in wild-type HIV Env proteins. To enhance the exposure of these epitopes, a chimeric protein, HA/gp41, in which the gp41 of HIV-1 89.6 envelope protein was fused to the C-terminus of the HA1...

journal_title：Virology

authors： Ye L,Sun Y,Lin J,Bu Z,Wu Q,Jiang S,Steinhauer DA,Compans RW,Yang C

更新日期：2006-08-15 00:00:00

abstract：:Methods currently used for HIV-1 viral load measurements are very sensitive, but cannot distinguish between infectious and noninfectious particles. Here we describe the development of a novel, sensitive, and highly reproducible method that allows rapid isolation and quantification of infectious particles from patient ...

journal_title：Virology

authors： Rusert P,Fischer M,Joos B,Leemann C,Kuster H,Flepp M,Bonhoeffer S,Günthard HF,Trkola A

更新日期：2004-08-15 00:00:00