Multiple genes contribute to the virulent phenotype observed in ferrets of an H5N1 influenza virus isolated from Thailand in 2004.

abstract：:We have previously described a revertant cell line which expresses a dominant tumor suppressor phenotype to E1 but not to heterologous oncogenes such as c-myc, N-ras, or polyoma middle t (Sircar et al. (1988) Oncogene 3, 725-728). DNA tumor virus oncogenes have been suggested to transform cells via the common mechanis...

journal_title：Virology

authors： Sircar S,Horvath J,Roberge D,Diouri M,Weber JM

更新日期：1992-11-01 00:00:00

abstract：:In order to establish whether the poor growth of the two fastidious adenoviruses types 40 and 41 (Ad40 and Ad41) in HeLa cells is due to a reduced trans-activation by the early region 1A (E1A), we have determined the trans-activating effect of this region on the expression of the chloramphenicol acetyltransferase (CAT...

journal_title：Virology

authors： van Loon AE,Gilardi P,Perricaudet M,Rozijn TH,Sussenbach JS

更新日期：1987-09-01 00:00:00

abstract：:The adenine DNA methyltransferase M.CviRI (TGCmA) gene from chlorella virus XZ-6E was cloned into the Autographa californica nuclear polyhedrosis virus (AcMNPV) genome and expressed in Spodoptera frugiperda insect cells under the control of two tandemly arranged viral promoters, the early ETL promoter and the late pol...

journal_title：Virology

authors： Xia Y,Van Etten JL,Dobos P,Ling YY,Krell PJ

更新日期：1993-10-01 00:00:00

abstract：:Chlorella virus PBCV-1 encodes two putative chitinase genes, a181/182r and a260r, and one chitosanase gene, a292l. The three genes were cloned and expressed in Escherichia coli. The recombinant A181/182R protein has endochitinase activity, recombinant A260R has both endochitinase and exochitinase activities, and recom...

journal_title：Virology

authors： Sun L,Adams B,Gurnon JR,Ye Y,Van Etten JL

更新日期：1999-10-25 00:00:00

abstract：:Binding of interferons (IFNs) to their cell surface receptors stimulates rapid translocation of cytoplasmic proteins to the nucleus and the expression of a variety of cellular genes within minutes. Translocated proteins subsequently bind to the interferon-stimulated response element (ISRE) located in the promoters of ...

journal_title：Virology

authors： Nakagawa Y,Petricoin EF 3rd,Akai H,Grimley PM,Rupp B,Larner AC

更新日期：1992-09-01 00:00:00

abstract：:Electron microscopy and sequence analysis have suggested the presence of distinct morphological regions within the reovirus cell attachment protein sigma 1. Kinking of purified sigma 1 observed by electron microscopy and sequence-predicted flexibility profiles suggest the presence of potential flexible regions in the ...

journal_title：Virology

authors： Duncan R,Lee PW

更新日期：1994-08-15 00:00:00

abstract：:Antigenic sites on the G1 glycoprotein of La Crosse bunyavirus were defined by constructing a panel of neutralizing and nonneutralizing monoclonal antibodies (F. Gonzalez-Scarano, R. E. Shope, C. H. Calisher, and N. Nathanson (1982), Virology 120, 42-53). To analyze the relationship between the individual epitopes del...

journal_title：Virology

authors： Najjar JA,Gentsch JR,Nathanson N,Gonzalez-Scarano F

更新日期：1985-07-30 00:00:00

abstract：:Chikungunya virus (CHIKV) is a mosquito-borne RNA virus that causes Chikungunya fever in humans. In this study, we generated two DNA-based CHIKV infectious clones derived from an Indian Ocean Lineage SL11131 strain and a prototype Ross strain. When the replication capabilities of the infectious CHIKV in various cell l...

journal_title：Virology

authors： Suzuki Y,Tanaka A,Maeda Y,Emi A,Fujioka Y,Sakaguchi S,Vasudevan SG,Kobayashi T,Lim CK,Takasaki T,Wu H,Nakano T

更新日期：2021-01-02 00:00:00

abstract：:Marek's Disease Virus (MDV) infects chickens via respiratory route and causes lymphomas in internal organs including gastrointestinal tract. MDV infection causes a shift in the gut microbiota composition. However, interactions between the gut microbiota and immune responses against MDV infection are not well understoo...

journal_title：Virology

authors： Bavananthasivam J,Astill J,Matsuyama-Kato A,Taha-Abdelaziz K,Shojadoost B,Sharif S

更新日期：2021-01-15 00:00:00

abstract：:Herpes simplex virus 1 (HSV-1) is a widespread pathogen that persists for life, replicating in surface tissues and establishing latency in peripheral ganglia. Increasingly, molecular studies of latency use cultured neuron models developed using recombinant viruses such as HSV-1 GFP-US11, a derivative of strain Patton ...

journal_title：Virology

authors： Pourchet A,Copin R,Mulvey MC,Shopsin B,Mohr I,Wilson AC

更新日期：2017-12-01 00:00:00

abstract：:To examine whether there are HBV variants not yet described which cannot express HBe due to a mutation in the pre-C region, and, if they exist, whether they cause a particular course of infection and disease, we analyzed the HBV genomes of a HBs/anti-HBe positive chronic carrier who had several episodes of acute reexa...

journal_title：Virology

authors： Raimondo G,Schneider R,Stemler M,Smedile V,Rodino G,Will H

更新日期：1990-11-01 00:00:00

abstract：:Viral infections of the central nervous system and immune responses to these infections cause a variety of neurological diseases. Infection of weanling mice with Sindbis virus causes acute nonfatal encephalomyelitis followed by clearance of infectious virus, but persistence of viral RNA. Infection with a neuroadapted ...

journal_title：Virology

authors： Kimura T,Griffin DE

更新日期：2003-06-20 00:00:00

abstract：:Within immunocompromised populations, the JC polyomavirus is the cause of the often-fatal disease Progressive Multifocal Leukoencephalopathy (PML). JC virus encodes a protein, termed T-antigen (T-ag), which is essential for its replication and pathogenicity. Previous studies of JCV T-ag have, in general, used antibodi...

journal_title：Virology

authors： Grubman SA,Shin J,Phelan PJ,Gong A,Can H,Dilworth R,Kini SK,Gagnon D,Archambault J,Meinke G,Bohm A,Jefferson DM,Bullock PA

更新日期：2016-10-01 00:00:00

abstract：:Three proteins, reacting specifically with sera raised against synthetic peptides identical to C-terminal amino acid sequences in alfalfa mosaic virus (AIMV) proteins P1, P2, and P3 translated in vitro from the AIMV RNAs 1, 2, and 3, respectively, were for the first time observed in tobacco and cowpea protoplasts. Par...

journal_title：Virology

authors： van Pelt-Heerschap H,Verbeek H,Huisman MJ,Sue Loesch-Fries L,Van Vloten-Doting L

更新日期：1987-11-01 00:00:00

abstract：:RNase protection analysis of mRNAs for Epstein-Barr virus (EBV) genes activated early in the induction of the productive cycle in Akata cells has confirmed that BZLF1 and BRLF1 behave as immediate early genes. These are likely to be the only virus immediate early genes since analysis of three other transcripts previou...

journal_title：Virology

authors： Packham G,Brimmell M,Cook D,Sinclair AJ,Farrell PJ

更新日期：1993-02-01 00:00:00

abstract：:Human cytomegalovirus (HCMV) can be isolated from peripheral blood leukocytes; however, in vitro, only abortive infection of monocytes, lymphocytes, and granulocytes has been detected. These studies demonstrate that freshly isolated monocytes can be infected with HCMV. Infection of monocytes was not associated with lo...

journal_title：Virology

authors： Maciejewski JP,Bruening EE,Donahue RE,Sellers SE,Carter C,Young NS,St Jeor S

更新日期：1993-08-01 00:00:00

abstract：:Vitis vinifera cultivars Zinfandel-1A and Mission were found to harbor different grapevine yellow speckle viroid-1 (GYSVd-1) variants and characterized to define the relationship to yellow speckle (YS) and vein-banding (VB) diseases. Products from the left terminal (T1), pathogenic (P), and a portion of the central (C...

journal_title：Virology

authors： Szychowski JA,Credi R,Reanwarakorn K,Semancik JS

更新日期：1998-09-01 00:00:00

abstract：:Cells infected with a reassortant (113/Ho, H7N2) between A/fowl plague/Rostock/34 (FPV, H7N1) and A/Hong Kong/1/68 (H3N2) carrying RNA segments 1 and 6 of the Hong Kong virus and the residual genes of FPV, synthesized at 40 degrees a neuraminidase (NA) which is enzymatically not active and which is not incorporated in...

journal_title：Virology

authors： Breuning A,Scholtissek C

更新日期：1986-04-15 00:00:00

abstract：:It is well established that +ssRNA viruses manipulate cellular lipid homoeostasis and distribution to facilitate efficient replication. Here, we show that the cellular lipid ceramide is redistributed to the West Nile virus strain Kunjin virus (WNVKUN) replication complex (RC) but not to the dengue virus serotype 2 str...

journal_title：Virology

authors： Aktepe TE,Pham H,Mackenzie JM

更新日期：2015-10-01 00:00:00

abstract：:Adenoviruses with deletion of E1b have been used in clinical trials to treat cancers that are resistant to conventional therapies. The efficacy of viral replication within cancer cells determines the results of oncolytic therapy, which remains poorly understood and requires further improvement. In this report, we show...

journal_title：Virology

authors： Rodriguez-Rocha H,Gomez-Gutierrez JG,Garcia-Garcia A,Rao XM,Chen L,McMasters KM,Zhou HS

更新日期：2011-07-20 00:00:00

abstract：:LMP1 induces the expression of two members of the family of Id proteins, Id1 and Id3, and affects cell cycle regulation by decreasing the expression of the cyclin dependent kinase inhibitor, p27, and increasing levels and phosphorylation of cdk2 and Rb. In the present study, the contribution of the Id proteins to LMP1...

journal_title：Virology

authors： Everly DN Jr,Mainou BA,Raab-Traub N

更新日期：2008-07-05 00:00:00

abstract：:CD8 T cells are necessary for controlling tumors induced by mouse polyoma virus (PyV), but the effector mechanism(s) responsible have not been determined. We examined the PyV tumorigenicity in C57BL/6 mice mutated in Fas or carrying targeted disruptions in the perforin gene or in both TNF receptor type I and type II g...

journal_title：Virology

authors： Byers AM,Hadley A,Lukacher AE

更新日期：2007-02-20 00:00:00

abstract：:Three distinct species of nucleocapsids of equine herpesvirus type-1, designated as either light (L), intermediate (I), or heavy (H) on the basis of their densities in Renografin-76 density gradients (Perdue et al. 1975), were characterized with respect to their amino acid content, DNA content, and role in the maturat...

journal_title：Virology

authors： Perdue ML,Cohen JC,Randall CC,O'Callaghan DJ

更新日期：1976-10-01 00:00:00

abstract：:Human papillomavirus type 27 (HPV-27) and HPV-2c are isolates of the same virus as judged by genomic sequence identity. In a 400-bp stretch of the long control region and the E6 and L1 genes no changes were found between HPV-27 and HPV-2c whereas 55 changes were found between HPV-27 and HPV-2a. This justifies the elev...

journal_title：Virology

authors： Chan SY,Tan CH,Delius H,Bernard HU

更新日期：1994-06-01 00:00:00

abstract：:Differing reports exist about the replication of human enteric adenoviruses (EnAds) in various cell lines. There was a suggestion that EnAds are defective, do not grow on primary human diploid cells, and behave like Ad host-range mutants, i.e., they require early gene products from other Ad types for efficient growth....

journal_title：Virology

authors： Pieniazek D,Pieniazek NJ,Macejak D,Coward J,Rayfield M,Luftig RB

更新日期：1990-01-01 00:00:00

abstract：:The nucleic acid of carnation cryptic virus has been identified as double-stranded RNA on the basis of (i) susceptibility to RNase in 0.1 x SSC (SSC = 0.15 M NaCl-0.015 M sodium citrate buffer, pH 7.0) and resistance to RNase in 2 x SSC and to DNase, (ii) reaction with an antiserum containing antibodies to dsRNA, and ...

journal_title：Virology

authors： Lisa V,Boccardo G,Milne RG

更新日期：1981-12-01 00:00:00

abstract：:The mouse mammary tumor virus (MMTV) is a type B retrovirus that is unique from other retroviruses in having multiple "tissue specific" and "hormone inducible" promoters. This unique feature has lead to the increasing interest in studying the biology of MMTV replication with the ultimate goal of developing MMTV based ...

journal_title：Virology

authors： Rizvi TA,Ali J,Phillip PS,Ghazawi A,Jayanth P,Mustafa F

更新日期：2009-03-15 00:00:00

abstract：:Synthesis of hepadnaviral DNA is dependent upon both the viral DNA polymerase and the viral core protein, the subunit of the nucleocapsids in which viral DNA synthesis takes place. In a study of natural isolates of duck hepatitis B virus (DHBV), we cloned full-length viral genomes from a puna teal. One of the clones f...

journal_title：Virology

authors： Guo H,Aldrich CE,Saputelli J,Xu C,Mason WS

更新日期：2006-09-30 00:00:00

abstract：:Recently, we identified TT virus (TTV) isolates from nonhuman primates and named them simian TTV (s-TTV). To characterize the genomic structure of these isolates in more detail, the full-length nucleotide sequence of the s-TTV isolate (designated s-TTV CH65-1), recovered from a chimpanzee born in West Africa, was ampl...

journal_title：Virology

authors： Inami T,Obara T,Moriyama M,Arakawa Y,Abe K

更新日期：2000-11-25 00:00:00

abstract：:Recently, cases of severe respiratory illness in military and civilian populations have been associated with a new genomic variant of adenovirus (Ad) serotype 14, designated Ad14a. Compared to the Ad14 reference strain (de Wit), this new virus had a deletion of two amino acid residues in the fiber protein knob. Here w...

journal_title：Virology

authors： Wang H,Tuve S,Erdman DD,Lieber A

更新日期：2009-05-10 00:00:00