A reassortant between influenza A viruses (H7N2) synthesizing an enzymatically inactive neuraminidase at 40 degrees which is not incorporated into infectious particles.

abstract：:We characterized three subsets of NK cells in blood, and two subsets in mucosal tissues. SIVmac251 infection increased total and CD16(+) NK cells in the blood. In the rectum, we observed a significant increase in total and NKG2A(+) NK cells during SIV infection. In contrast, the NKp44(+) subset significantly depleted ...

journal_title：Virology

authors： Liyanage NP,Gordon SN,Doster MN,Pegu P,Vaccari M,Shukur N,Schifanella L,Pise-Masison CA,Lipinska D,Grubczak K,Moniuszko M,Franchini G

更新日期：2014-02-01 00:00:00

abstract：:The nucleotide sequence of the infectious laryngotracheitis virus (ILTV) gene encoding the 205K complex glycoprotein (gp205) was determined. The gene is contained within a 3-kb EcoRI restriction fragment mapping at approximately map coordinates 0.23 to 0.25 in the UL region of the ILTV genome and is transcribed from r...

journal_title：Virology

authors： Kongsuwan K,Prideaux CT,Johnson MA,Sheppard M,Fahey KJ

更新日期：1991-09-01 00:00:00

abstract：:We have studied the assembly of human immunodeficiency virus (HIV-1) Gag-B-galactosidase (Gag-B-gal; GBG) fusion proteins into HIV particles in the presence of HIV Gag proteins. Release of fusion proteins from cells was measured by assay of media versus cellular B-gal activities and was dependent on co-expression of u...

journal_title：Virology

authors： Wang CT,Stegeman-Olsen J,Zhang Y,Barklis E

更新日期：1994-05-01 00:00:00

abstract：:Syncytia formation has been considered important for cell-to-cell spread and pathogenesis of many viruses. As a syncytium forms, individual nuclei often congregate together, allowing close contact of nuclear membranes and possibly fusion to occur. However, there is currently no reported evidence of nuclear membrane fu...

journal_title：Virology

authors： Wang W,Yang L,Huang X,Fu W,Pan D,Cai L,Ye J,Liu J,Xia N,Cheng T,Zhu H

更新日期：2017-12-01 00:00:00

abstract：:We used serial protein misfolding cyclic amplification (sPMCA) to amplify the D10 strain of CWD prions in a linear relationship over two logs of D10 dilutions. The resultant PMCA-amplified D10 induced terminal TSE disease in CWD-susceptible Tg(cerPrP)1536 mice with a survival time approximately 80 days shorter than th...

journal_title：Virology

authors： Meyerett C,Michel B,Pulford B,Spraker TR,Nichols TA,Johnson T,Kurt T,Hoover EA,Telling GC,Zabel MD

更新日期：2008-12-20 00:00:00

abstract：:Cytotoxic T-cell clones raised against X-31 (H3N2) influenza virus in C57BL/6 mice can be directed against an influenza A virus subtype specific determinant (1). A representative T-cell clone (A3.1) has been used in combination with a set of genetically typed recombinant viruses, to show that the A/PR/8/34 nucleoprote...

journal_title：Virology

authors： Townsend AR,Skehel JJ,Taylor PM,Palese P

更新日期：1984-03-01 00:00:00

abstract：:Rift Valley fever virus-induced protein synthesis was examined by polyacrylamide gel electrophoresis and fluorography. Five virus-induced polypeptides were detected, the nucleocapsid protein N, the nucleus-associated nonstructural protein NS1, the glycoproteins G1 and G2, and a protein of molecular weight 80K. The N, ...

journal_title：Virology

authors： Struthers JK,Swanepoel R,Shepherd SP

更新日期：1984-04-15 00:00:00

abstract：:The RTVL-H family of human endogenous retrovirus-like sequences consists of approximately 1000 "full-length" elements and at least as many solitary RTVL-H related long terminal repeats (LTRs). We have characterized cDNA clones from two human cell libraries (Hep-2 and normal peripheral blood) and have found three clone...

journal_title：Virology

authors： Mager DL

更新日期：1989-12-01 00:00:00

abstract：:The DNA sequence of bovine herpesvirus type 1 (BHV-1) ST strain (BHV-1.2 subtype) entire unique short (US) region and part of adjacent flanking sequences of the inverted repeats was determined. The BHV-1 ST US region is 9745 bp in size and has a 70.5% G + C content. Eight potential open reading frames (ORFs) longer th...

journal_title：Virology

authors： Leung-Tack P,Audonnet JC,Riviere M

更新日期：1994-03-01 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：:Some satellite (sat-) and defective interfering (DI) RNAs associated with plant viruses intensify or ameliorate the symptoms of the virus. We recently demonstrated that the TCV coat protein (CP) is involved in symptom modulation by sat-RNA C. Two additional subviral RNAs have now been tested for effect of the CP on sy...

journal_title：Virology

authors： Kong Q,Oh JW,Carpenter CD,Simon AE

更新日期：1997-11-24 00:00:00

abstract：:It has been suggested that, in addition to viral proteins, host proteins are involved in RNA virus replication. In this study the RNA helicase domain of the Tobacco mosaic virus (TMV) replicase proteins was used as bait in the yeast two-hybrid system to identify tobacco proteins with a putative role in TMV replication...

journal_title：Virology

authors： Abbink TE,Peart JR,Mos TN,Baulcombe DC,Bol JF,Linthorst HJ

更新日期：2002-04-10 00:00:00

abstract：:Phage-display methodology has been used to select variant CD4 proteins exhibiting increased binding to the surface envelope glycoprotein, gp120, of Human Immunodeficiency Virus Type-1. To facilitate the selection, a library of mutant CD4 proteins was constructed by cloning a PCR-generated error prone population of the...

journal_title：Virology

authors： Krykbaev R,McKeating J,Jones I

更新日期：1997-08-04 00:00:00

abstract：:Dengue virus (DENV) and West Nile virus (WNV) are members of the Flavivirus genus of positive-strand RNA viruses. RNA sequences and structures, primarily in the untranslated regions, have been shown to modulate flaviviral gene expression and genome replication. Previously, we demonstrated that a structure in the DENV ...

journal_title：Virology

authors： Clyde K,Barrera J,Harris E

更新日期：2008-09-30 00:00:00

abstract：:Human norovirus is a dominant cause of acute gastroenteritis around the world. Several norovirus disinfectants label citric acid as an active ingredient. In this study, we showed that norovirus virus-like particles (VLPs) treated with citrate buffer caused the particles to alter their morphology, including increased d...

journal_title：Virology

authors： Koromyslova AD,White PA,Hansman GS

更新日期：2015-11-01 00:00:00

abstract：:Clones have been constructed containing full-length cDNA copies of PEBV RNA1 and RNA2, flanked by the CaMV 35 S RNA promoter and the nopaline synthase terminator. The clones are infectious when inoculated onto Nicotiana benthamiana plants. Both the viral RNAs and the virus particles were identified in infected plants....

journal_title：Virology

authors： MacFarlane SA,Gilmer D,Davies JW

更新日期：1992-04-01 00:00:00

abstract：:Human cytomegalovirus (HCMV) was recently shown to encode a large number of spliced mRNAs. While the nuclear export of unspliced viral transcripts has been extensively studied, the role of host mRNA export factors in HCMV mRNA trafficking remains poorly defined. We found that the eIF4AIII RNA helicase, a component of ...

journal_title：Virology

authors： Ziehr B,Lenarcic E,Cecil C,Moorman NJ

更新日期：2016-02-01 00:00:00

abstract：:When electrophoresed in 0.7% agarose gels, populations of reovirus particles can be resolved into 13 well-defined bands that possess from 0 to 12 projection/spike-associated trimers of protein sigma 1. This state of affairs is not an artifact of purification, of the techniques used to demonstrate it, of aggregation, o...

journal_title：Virology

authors： Larson SM,Antczak JB,Joklik WK

更新日期：1994-06-01 00:00:00

abstract：:Single intradermal or intramuscular inoculations of GM-CSF DNA with the DNA prime for a simian-human immunodeficiency virus (SHIV)-89.6 vaccine, which consists of DNA priming followed by modified vaccinia Ankara (MVA) boosting, increased protection of both the blood and intestines against the acute phase of an intrare...

journal_title：Virology

authors： Lai L,Vödrös D,Kozlowski PA,Montefiori DC,Wilson RL,Akerstrom VL,Chennareddi L,Yu T,Kannanganat S,Ofielu L,Villinger F,Wyatt LS,Moss B,Amara RR,Robinson HL

更新日期：2007-12-05 00:00:00

abstract：:The DNAs from the granulosis viruses of Plodia interpunctella and Pieris rapae were clearly distinguishable based on restriction endonuclease fragment patterns. By sizing single- and double-digestion products approximate molecular weights of 72 x 10(2) and 75 x 10(6), respectively, were estimated for the viral genomes...

journal_title：Virology

authors： Tweeten KA,Bulla LA Jr,Consigli RA

更新日期：1980-07-30 00:00:00

abstract：:A plasmid-based transfection system capable of generating infectious porcine circovirus type 2 (PCV2) was established. This system was then used in mutagenesis studies to investigate the involvement of a "conserved" nonanucleotide (which constitutes a portion of the loop sequence) located at the origin of DNA replicat...

journal_title：Virology

authors： Cheung AK

更新日期：2004-06-20 00:00:00

abstract：:Porcine circovirus 2 (PCV2) has a major impact on the swine industry. Eight PCV2 genotypes (a-h) have been identified using capsid sequence analysis. PCV2d has been designated as the emerging genotype. The cryo-electron microscopy molecular envelope of PCV2d virus-like particles identifies differences between PCV2a, b...

journal_title：Virology

authors： Khayat R,Wen K,Alimova A,Gavrilov B,Katz A,Galarza JM,Gottlieb P

更新日期：2019-11-01 00:00:00

abstract：:A method was devised which allows the easy detection of mutations within the ner gene of Mu DNA. This method is based upon the observation that a transcriptional gene A-galK fusion containing the complete ner gene and the cts62 allele does not express the galK gene in an Escherichia coli strain lacking functional inte...

journal_title：Virology

authors： König U,Kirschner P,Schumann W

更新日期：1988-05-01 00:00:00

abstract：:Epstein-Barr virus (EBV) latent membrane protein 2A (LMP2A) is expressed on the membrane of B-lymphocytes and blocks B cell receptor (BCR) signaling in EBV-transformed B-lymphocytes in vitro. The LMP2A amino-terminal domain, which is essential for the LMP2A-mediated block of B cell signal transduction, contains eight ...

journal_title：Virology

authors： Swart R,Fruehling S,Longnecker R

更新日期：1999-10-25 00:00:00

abstract：:The HIV-1 Gag polyprotein specifically incorporates the cellular peptidylprolyl isomerase cyclophilin A into virions. HIV-1 replication is inhibited by cyclosporine A, an immunosuppressive drug which binds with high affinity to cyclophilin A and precludes interaction with the Gag polyprotein. Using a panel of four dru...

journal_title：Virology

authors： Franke EK,Luban J

更新日期：1996-08-01 00:00:00

abstract：:The genome of the Bacillus subtilis phage SP01 contains a 12.6-kilobase-pair terminal redundancy. The transcription units in this region, which are utilized in vitro by B. subtilis RNA polymerase holoenzme, have been mapped. In vitro transcripts were separated and characterized by gel electrophoresis. Since there is s...

journal_title：Virology

authors： Brennan SM,Chelm BK,Romeo JM,Geiduschek EP

更新日期：1981-06-01 00:00:00

abstract：:The 682-nt satellite DNA (sat-DNA) of Tomato leaf curl virus (TLCV) depends on the helper virus for its replication. In contrast to the strict specificity that exists in each geminivirus for its cognate replication associated protein (Rep), TLCV sat-DNA can utilize Rep encoded by distinct geminiviruses. We have used a...

journal_title：Virology

authors： Lin B,Akbar Behjatnia SA,Dry IB,Randles JW,Rezaian MA

更新日期：2003-01-20 00:00:00

abstract：:Recent findings suggested that the SUMO-interacting motifs (SIMs) present in the human TRIM5α (TRIM5α(hu)) protein play an important role in the ability of TRIM5α(hu) to restrict N-MLV. Here we explored the role of SIMs in the ability of rhesus TRIM5α (TRIM5α(rh)) to restrict HIV-1, and found that TRIM5α(rh) SIM mutan...

journal_title：Virology

authors： Brandariz-Nuñez A,Roa A,Valle-Casuso JC,Biris N,Ivanov D,Diaz-Griffero F

更新日期：2013-01-20 00:00:00

abstract：:It is well established that the human subgroup C adenovirus type 5 (Ad5) E1B 55 kDa protein can regulate the activity and concentration of the cellular tumor suppressor, p53. However, the contribution(s) of these functions of the E1B protein to viral reproduction remains unclear. To investigate this issue, we examined...

journal_title：Virology

authors： Cardoso FM,Kato SE,Huang W,Flint SJ,Gonzalez RA

更新日期：2008-09-01 00:00:00

abstract：:While trying to generate a site-directed deletion in the ORF63 latency-associated gene of varicella-zoster virus (VZV) Oka, we constructed a virus with an unexpected rearrangement. The virus has a small deletion in both copies of ORF63 and two copies of a cassette inserted between ORFs 64/65 and 68/69 containing (a) t...

journal_title：Virology

authors： Ambagala AP,Krogmann T,Qin J,Pesnicak L,Cohen JI

更新日期：2010-04-10 00:00:00