Human immunodeficiency virus type 1 clones chimeric for the envelope V3 domain differ in syncytium formation and replication capacity.

abstract：:The nodavirus flock house virus (FHV) has a bipartite, positive-sense, RNA genome that encodes the catalytic subunit of the RNA replicase and the viral capsid protein precursor on separate genomic segments (RNA1 and RNA2, respectively). RNA1 can replicate autonomously when transfected into permissive cells, allowing s...

journal_title：Journal of virology

authors： Johnson KL,Ball LA

更新日期：1999-10-01 00:00:00

abstract：:Vaccinia virus maturation into infectious particles appears to be dependent on the proteolytic processing of at least five viral proteins, each containing a conserved AG*X cleavage motif and each requiring proper association with the previrion particle. To identify the responsible proteinase, a transcriptionally contr...

journal_title：Journal of virology

authors： Whitehead SS,Hruby DE

更新日期：1994-11-01 00:00:00

abstract：:Adenovirus types 5 and 3 (Ad5 and Ad3), two human adenovirus serotypes of evolutionarily divergent subgroups, show very different levels of E1A gene expression early after infection of permissive cells. Since adenovirus E1A gene expression is known to be transcriptionally autoregulated, we have investigated the differ...

journal_title：Journal of virology

authors： Jones SN,Tibbetts C

更新日期：1989-04-01 00:00:00

abstract：UNLABELLED:Numerous experimental studies have demonstrated that CD8(+) T cells contribute to immunity against influenza by limiting viral replication. It is therefore surprising that rigorous statistical tests have failed to find evidence of positive selection in the epitopes targeted by CD8(+) T cells. Here we use a n...

journal_title：Journal of virology

authors： Machkovech HM,Bedford T,Suchard MA,Bloom JD

更新日期：2015-11-01 00:00:00

abstract：:Prion diseases are progressive fatal neurodegenerative illnesses caused by the accumulation of transmissible abnormal prion protein (PrP). To find treatments for prion diseases, we searched for substances from natural resources that inhibit abnormal PrP formation in prion-infected cells. We found that high-molecular-w...

journal_title：Journal of virology

authors： Hamanaka T,Nishizawa K,Sakasegawa Y,Oguma A,Teruya K,Kurahashi H,Hara H,Sakaguchi S,Doh-Ura K

更新日期：2017-02-28 00:00:00

abstract：:Viruses actively interact with host metabolism because viral replication relies on host cells to provide nutrients and energy. Vaccinia virus (VACV; the prototype poxvirus) prefers glutamine to glucose for efficient replication to the extent that VACV replication is hindered in glutamine-free medium. Remarkably, our d...

journal_title：Journal of virology

authors： Pant A,Cao S,Yang Z

更新日期：2019-06-14 00:00:00

abstract：:We have used Northern blot hybridization to study the accumulation of specific cellular mRNAs in Vero cells infected with herpes simplex virus (HSV) type 1 or type 2. HSV-1 infection decreased the cytoplasmic levels of beta- and gamma-actin, beta-tubulin, and histone H3 and H4 mRNAs, though not all at the same rate. H...

journal_title：Journal of virology

authors： Schek N,Bachenheimer SL

更新日期：1985-09-01 00:00:00

abstract：:Cell-to-cell movement of beet yellows closterovirus requires four structural proteins and a 6-kDa protein (p6) that is a conventional, nonstructural movement protein. Here we demonstrate that either virus infection or p6 overexpression results in association of p6 with the rough endoplasmic reticulum. The p6 protein p...

journal_title：Journal of virology

authors： Peremyslov VV,Pan YW,Dolja VV

更新日期：2004-04-01 00:00:00

abstract：:Varicella-zoster virus (VZV) is renowned for its very low titer when grown in cultured cells. There remains no single explanation for the low infectivity. In this study, viral particles on the surfaces of infected cells were examined by several imaging technologies. Few surface particles were detected at 48 h postinfe...

journal_title：Journal of virology

authors： Carpenter JE,Hutchinson JA,Jackson W,Grose C

更新日期：2008-03-01 00:00:00

abstract：:The human cytomegalovirus (HCMV) tegument protein pp71, encoded by gene UL82, stimulates viral immediate-early (IE) transcription. pp71 interacts with the cellular protein hDaxx at nuclear domain 10 (ND10) sites, resulting in the reversal of hDaxx-mediated repression of viral transcription. We demonstrate that pp71 di...

journal_title：Journal of virology

authors： Lukashchuk V,McFarlane S,Everett RD,Preston CM

更新日期：2008-12-01 00:00:00

abstract：:The ATP-dependent DNase activity of Escherichia coli disappeared or was markedly reduced after infection with double-stranded DNA phages, T2, T3, T4, T5, T6, T7, lambda, phi80, and P1, but not with the single-stranded DNA phage f1, or the RNA phage Qbeta. This DNase activity was not reduced when chloramphenicol was ad...

journal_title：Journal of virology

authors： Sakaki Y

更新日期：1974-12-01 00:00:00

abstract：:A novel phage lambda mutation, called dc10, which interferes with proper lambda head assembly has been isolated and characterized. Phage lambda carrying this mutation is (i) unable to form plaques at 30 or 37 degrees C but does so at 42 degrees C and (ii) unable to form plaques at 42 degrees C on pN-constitutive hosts...

journal_title：Journal of virology

authors： Georgopoulos CP,Bisig R,Magazin M,Eisen H,Court D

更新日期：1979-02-01 00:00:00

abstract：:The nucleotide composition of the ribonucleic acid of three strains of rabies virus was determined and found to be similar to that of vesicular stomatitis virus. ...

journal_title：Journal of virology

authors： Aaslestad HG,Urbano C

更新日期：1971-12-01 00:00:00

abstract：:We characterized the cellular immune response to severe acute respiratory syndrome coronavirus (SARS-CoV) infection in 12- to 14-month-old BALB/c mice, a model that mimics features of the human disease. Following intranasal administration, the virus replicated in the lungs, with peak titers on day 2 postinfection. Enh...

journal_title：Journal of virology

authors： Chen J,Lau YF,Lamirande EW,Paddock CD,Bartlett JH,Zaki SR,Subbarao K

更新日期：2010-02-01 00:00:00

abstract：:The temporal regulation of DNA replication is thought to be important for chromosome organization and genome stability. We show here that Epstein-Barr virus (EBV) genomes replicate in mid- to late S phase and that agents that accelerate replication timing of EBV reduce viral genome stability. Hydroxyurea (HU) treatmen...

journal_title：Journal of virology

authors： Zhou J,Snyder AR,Lieberman PM

更新日期：2009-03-01 00:00:00

abstract：:Recently we reported that in vitro RNA transcripts complementary to the genome of hepatitis delta virus (HDV) contain a unique site at which self-cleavage can occur. Subsequent studies showed that a similar self-cleavage site was present on in vitro RNA transcripts of genomic HDV RNA. The same self-cleavage reactions ...

journal_title：Journal of virology

authors： Kuo MY,Sharmeen L,Dinter-Gottlieb G,Taylor J

更新日期：1988-12-01 00:00:00

abstract：:Human immunodeficiency virus type 1 Tat exerts prominent angiogenic effects which may lead to a variety of vasculopathic conditions in AIDS patients. Because endothelial cells undergo prominent cytoskeletal rearrangement during angiogenesis, we investigated the specific effects of Tat on the endothelial cell actin cyt...

journal_title：Journal of virology

authors： Wu RF,Gu Y,Xu YC,Mitola S,Bussolino F,Terada LS

更新日期：2004-01-01 00:00:00

abstract：:Two different proteins with high affinities for the pteridine ring of folic acid have been used to determine the location of this portion of the folate molecule in the tail plate of T4D and other T-even bacteriophage particles. The two proteins used were (i) antibody specific for folic acid and (ii) the folate-binding...

journal_title：Journal of virology

authors： Kozloff LM,Lute M,Crosby LK

更新日期：1975-12-01 00:00:00

abstract：:Herpes simplex virus 1 (HSV-1) capsids leave the nucleus by a process of envelopment and de-envelopment at the nuclear envelope (NE) that is accompanied by structural alterations of the NE. As capsids translocate across the NE, transient primary enveloped virions form in the perinuclear space. Here, we provide evidenc...

journal_title：Journal of virology

authors： Maric M,Shao J,Ryan RJ,Wong CS,Gonzalez-Alegre P,Roller RJ

更新日期：2011-10-01 00:00:00

abstract：:Three amber mutations were introduced proximal to the syn3 locus of the herpes simplex virus type 1 glycoprotein B (gB) gene specifying gB derivatives lacking the carboxy-terminal 28, 49, or 64 amino acids. A complementation system that utilized gBs expressed in COS cells to complement gB-null virus K delta T was esta...

journal_title：Journal of virology

authors： Baghian A,Huang L,Newman S,Jayachandra S,Kousoulas KG

更新日期：1993-04-01 00:00:00

abstract：:Determining how West Nile virus crosses the blood-brain barrier is critical to understanding the pathogenesis of encephalitis. Here, we show that ICAM-1(-/-) mice are more resistant than control animals to lethal West Nile encephalitis. ICAM-1(-/-) mice have a lower viral load, reduced leukocyte infiltration, and dimi...

journal_title：Journal of virology

authors： Dai J,Wang P,Bai F,Town T,Fikrig E

更新日期：2008-04-01 00:00:00

abstract：UNLABELLED:The discovery that measles virus (MV) uses the adherens junction protein nectin-4 as its epithelial receptor provides a new vantage point from which to characterize its rapid spread in the airway epithelium. We show here that in well-differentiated primary cultures of airway epithelial cells from human donor...

journal_title：Journal of virology

authors： Singh BK,Hornick AL,Krishnamurthy S,Locke AC,Mendoza CA,Mateo M,Miller-Hunt CL,Cattaneo R,Sinn PL

更新日期：2015-07-01 00:00:00

abstract：:Antisera produced in mice recognize primarily type-specific antigenic determinants on both the major core protein, p30, and the major envelope proteins, gp70 and p15(E), of the endogenous leukemia viruses (MuLV) of BALB/c mice. Three different mouse sera were investigated in detail. (i) Antisera prepared in C57BL/6 mi...

journal_title：Journal of virology

authors： Brown JP,Boiocchi M,Nowinski RC

更新日期：1979-10-01 00:00:00

abstract：:A pediatric human immunodeficiency virus type 1 (HIV-1) vaccine would be desirable to protect infants against HIV-1 transmission from breast-feeding. Such a vaccine would need to induce protective immunity at mucosal surfaces in neonates as soon as possible after birth. Recombinant adenovirus (rAd) vectors have been s...

journal_title：Journal of virology

authors： Liu J,Li H,Iampietro MJ,Barouch DH

更新日期：2012-08-01 00:00:00

abstract：:Thogoto virus (THOV) is a tick-transmitted orthomyxovirus with a genome consisting of six negative-stranded RNA segments. To rescue a recombinant THOV, the viral structural proteins were produced from expression plasmids by means of a vaccinia virus expressing the T7 RNA polymerase. Genomic virus RNAs (vRNAs) were gen...

journal_title：Journal of virology

authors： Wagner E,Engelhardt OG,Gruber S,Haller O,Kochs G

更新日期：2001-10-01 00:00:00

abstract：:The transforming proteins of the small DNA tumor viruses, simian virus 40 (SV40), adenovirus, and human papillomavirus (HPV) target a number of identical cellular regulators whose functional abrogation is required for transformation. However, while both adenovirus E1A and SV40 large T transforming properties also depe...

journal_title：Journal of virology

authors： Zimmermann H,Degenkolbe R,Bernard HU,O'Connor MJ

更新日期：1999-08-01 00:00:00

abstract：:Paramyxoviruses such as human parainfluenza viruses that bear inserts encoding protective antigens of heterologous viruses can induce an effective immunity against the heterologous viruses in experimental animals. However, vectors based on common human pathogens would be expected to be restricted in replication in the...

journal_title：Journal of virology

authors： Bukreyev A,Huang Z,Yang L,Elankumaran S,St Claire M,Murphy BR,Samal SK,Collins PL

更新日期：2005-11-01 00:00:00

abstract：:Transient transfection assays indicated that A2L is one of three vaccinia virus intermediate genes that are required for the transcriptional transactivation of viral late genes. We have expressed the A2L open reading frame in Escherichia coli and shown by blotting experiments that the 26-kDa protein binds zinc, a prop...

journal_title：Journal of virology

authors： Keck JG,Feigenbaum F,Moss B

更新日期：1993-10-01 00:00:00

abstract：:Eight nonoverlapping regions of the hemagglutinin (HA) molecule of influenza virus A/PR/8/34 (PR8), which serve as recognition sites for class II-restricted T cells (TH) from BALB/c mice, have been identified in the form of 10- to 15-amino-acid-long synthetic peptides. These TH determinants are located between residue...

journal_title：Journal of virology

authors： Gerhard W,Haberman AM,Scherle PA,Taylor AH,Palladino G,Caton AJ

更新日期：1991-01-01 00:00:00

abstract：:A deletion mutant of severe acute respiratory syndrome coronavirus (SARS-CoV) has been engineered by deleting the structural E gene in an infectious cDNA clone that was constructed as a bacterial artificial chromosome (BAC). The recombinant virus lacking the E gene (rSARS-CoV-DeltaE) was rescued in Vero E6 cells. The ...

journal_title：Journal of virology

authors： DeDiego ML,Alvarez E,Almazán F,Rejas MT,Lamirande E,Roberts A,Shieh WJ,Zaki SR,Subbarao K,Enjuanes L

更新日期：2007-02-01 00:00:00