Epstein-Barr virus recombinant molecular genetic analysis of the LMP1 amino-terminal cytoplasmic domain reveals a probable structural role, with no component essential for primary B-lymphocyte growth transformation.

abstract：:An active transcriptive complex was isolated from purified virions of Newcastle disease virus. After disruption with Triton X-100 and high salt, soluble and particulate fractions were separated by density gradient centrifugation. The transcriptive complex, recovered at a density of 1.275 g/cm3, appeared as a nucleocap...

journal_title：Journal of virology

authors： Colonno RJ,Stone HO

更新日期：1976-09-01 00:00:00

abstract：:A distinct clinical presentation of respiratory syncytial virus (RSV) infection of humans is bronchiolitis, which has clinical features similar to those of asthma. Substance P (SP), a tachykinin neuropeptide, has been associated with neurogenic inflammation and asthma; therefore, we chose to examine SP-induced inflamm...

journal_title：Journal of virology

authors： Tripp RA,Moore D,Winter J,Anderson LJ

更新日期：2000-02-01 00:00:00

abstract：:The unique short (Us) region of the pseudorabies virus (PRV) genome, which displays high transcriptional activity during the late phase of infection and has been found to code for glycoproteins, is partially deleted in the genomes of three vaccine strains (A57, Norden, and NIA-4). This deletion is located in the SalI ...

journal_title：Journal of virology

authors： Mettenleiter TC,Lukàcs N,Rziha HJ

更新日期：1985-10-01 00:00:00

abstract：:The human airway epithelium (HAE) represents the entry port of many human respiratory viruses, including human coronaviruses (HCoVs). Nowadays, four HCoVs, HCoV-229E, HCoV-OC43, HCoV-HKU1, and HCoV-NL63, are known to be circulating worldwide, causing upper and lower respiratory tract infections in nonhospitalized and ...

journal_title：Journal of virology

authors： Dijkman R,Jebbink MF,Koekkoek SM,Deijs M,Jónsdóttir HR,Molenkamp R,Ieven M,Goossens H,Thiel V,van der Hoek L

更新日期：2013-06-01 00:00:00

abstract：:Several C/EBP binding sites within the Rous sarcoma virus (RSV) long terminal repeat (LTR) and gag enhancers were mutated, and the effect of these mutations on viral gene expression was assessed. Minimal site-specific mutations in each of three adjacent C/EBP binding sites in the LTR reduced steady-state viral RNA lev...

journal_title：Journal of virology

authors： Ryden TA,de Mars M,Beemon K

更新日期：1993-05-01 00:00:00

abstract：:Rabies virus nucleoprotein (N) plays vital roles in regulation of viral RNA transcription and replication by encapsidation of the nascent genomic RNA. Rabies virus N is phosphorylated, and previous studies demonstrated that mutation of the phosphorylated serine at position 389 to alanine resulted in reduction of viral...

journal_title：Journal of virology

authors： Wu X,Gong X,Foley HD,Schnell MJ,Fu ZF

更新日期：2002-05-01 00:00:00

abstract：:Defined segments of the cloned foot-and-mouth disease virus genome corresponding to all parts of the coding region were expressed in Escherichia coli as fusions to the N-terminal part of the MS2-polymerase gene under the control of the inducible lambda PL promoter. All constructs yielded large amounts of proteins, whi...

journal_title：Journal of virology

authors： Strebel K,Beck E,Strohmaier K,Schaller H

更新日期：1986-03-01 00:00:00

abstract：:MC159 is a viral FLIP (FLICE inhibitory protein) encoded by the molluscum contagiosum virus (MCV) enabling MCV to evade antiviral immunity and to establish persistent infections in humans. Here, we show that MC159 contains a functional SH3 binding motif, which mediates avid and selective binding to SH3BP4, a signaling...

journal_title：Journal of virology

authors： Schmotz C,Uğurlu H,Vilen S,Shrestha S,Fagerlund R,Saksela K

更新日期：2019-05-01 00:00:00

abstract：:A method to study the function of individual African swine fever virus (ASFV) gene products utilizing the Escherichia coli lac repressor-operator system has been developed. Recombinant viruses containing both the lacI gene encoding the lac repressor and a strong virus late promoter modified by the insertion of one or ...

journal_title：Journal of virology

authors： García-Escudero R,Andrés G,Almazán F,Viñuela E

更新日期：1998-04-01 00:00:00

abstract：:The characteristics of fusion of respiratory syncytial virus (RSV) with HEp-2 cells were studied by the R18 fluorescence dequenching assay of membrane fusion. A gradual increase in fluorescence intensity indicative of virion-cell fusion was observed when R18-labeled RSV was incubated with HEp-2 cells. Approximately 35...

journal_title：Journal of virology

authors： Srinivasakumar N,Ogra PL,Flanagan TD

更新日期：1991-08-01 00:00:00

abstract：:Replication of all positive-strand RNA viruses is intimately associated with membranes. Here we utilize electron tomography and other methods to investigate the remodeling of membranes in poliovirus-infected cells. We found that the viral replication structures previously described as "vesicles" are in fact convoluted...

journal_title：Journal of virology

authors： Belov GA,Nair V,Hansen BT,Hoyt FH,Fischer ER,Ehrenfeld E

更新日期：2012-01-01 00:00:00

abstract：:VP16-H is an essential structural protein of herpes simplex virus type 1 (HSV-1) and is also a potent activator of virus immediate-early (IE) gene expression. Current models of functional determinants within VP16-H indicate that it consists of two domains, an N-terminal domain involved in recruiting VP16-H to a multic...

journal_title：Journal of virology

authors： Grapes M,O'Hare P

更新日期：2000-11-01 00:00:00

abstract：:Bovine herpesvirus 1 (BHV-1) infected cell protein 0 (bICP0) stimulates productive infection, in part by activating viral gene expression. The C(3)HC(4) zinc RING finger of bICP0 is crucial for activating viral transcription and productive infection. In this study, we used a bacterial artificial chromosome containing ...

journal_title：Journal of virology

authors： Saira K,Chowdhury S,Gaudreault N,da Silva L,Henderson G,Doster A,Jones C

更新日期：2008-12-01 00:00:00

abstract：UNLABELLED:In contrast to many viruses, human cytomegalovirus (HCMV) is unable to productively infect most cancer-derived cell lines. The mechanisms of this restriction are unclear. To explore this issue, we tested whether defined oncogenic alleles, including the simian virus 40 (SV40) T antigen (TAg) and oncogenic H-R...

journal_title：Journal of virology

authors： Xu S,Schafer X,Munger J

更新日期：2016-04-14 00:00:00

abstract：:A sequence of polyadenylic acid, homogeneous in composition but heterogeneous in length, was isolated from complete pancreatic RNase digests of both middle and bottom RNAs of cowpea mosaic virus. The polyadenylic acid was 3'-terminal and occurred once per molecule. A fragment consisting of the polyadenylic acid and ap...

journal_title：Journal of virology

authors： Steele KP,Frist RH

更新日期：1978-05-01 00:00:00

abstract：:Immunological comparisons were made of baculovirus structural proteins by using a modification of the radioimmunological techniques described by Renart et al. (Proc. Natl. Acad. Sci. U.S.A. 76: 3116-3120, 1979) and Towbin et al. (Proc. Natl. Acad. Sci. U.S.A. 76: 4350-4354, 1979). Viral proteins were electrophoresed i...

journal_title：Journal of virology

authors： Smith GE,Summers MD

更新日期：1981-07-01 00:00:00

abstract：:Antigens detected by the complement-fixation (CF) test were prepared from BHK-21 cells infected with Pichinde virus. The preparations contained two antigens demonstrable by immunodiffusion. The antigen present in abundance was heat stable, Pronase resistant, and had a molecular weight of 20,000 to 30,000 as estimated ...

journal_title：Journal of virology

authors： Buchmeier MJ,Gee SR,Rawls WE

更新日期：1977-04-01 00:00:00

abstract：:After isolation, the DNA of simian virus 40 appeared as a negative supertwist (form I) or as an open circle with at least one single-strand scission (form II). Under the denaturation conditions usually applied, such as heating in the presence of formaldehyde or application of alkali, form I molecules could appear as "...

journal_title：Journal of virology

authors： Mayer F,Mazaitis AJ,Pühler A

更新日期：1975-03-01 00:00:00

abstract：:The development of immunization strategies to protect against ocular infection with herpes simplex virus 1 (HSV-1) must address the issue of the effects of the strategy on the establishment of latency in the trigeminal ganglia (TG). It is the reactivation of this latent virus that can cause recurrent disease and corne...

journal_title：Journal of virology

authors： Matundan H,Mott KR,Ghiasi H

更新日期：2014-07-01 00:00:00

abstract：:S-Adenosylhomocysteine was found to have no effect on Epstein-Barr virus-induced transformation of B-lymphocytes and to stimulate viral capsid antigen expression only slightly in the FF41-1 cell line. In contrast, the S-adenosylhomocysteine analogs sinefungin and S-isobutyladenosine inhibited Epstein-Barr virus transf...

journal_title：Journal of virology

authors： Long WK,Fronko GE,Lindemeyer RG,Wu B,Henderson EE

更新日期：1987-01-01 00:00:00

abstract：:Epstein-Barr virus (EBV) nuclear antigen 1 (EBNA1) is indispensable for viral DNA replication and episome maintenance in latency. Four promoters, Cp, Wp, Qp, and Fp, are known to drive EBNA1 expression. Here we show that the TATA-less Qp is constitutively active in a variety of EBV-positive [EBV(+)] tumors and cell li...

journal_title：Journal of virology

authors： Tao Q,Robertson KD,Manns A,Hildesheim A,Ambinder RF

更新日期：1998-09-01 00:00:00

abstract：:A mutant which produces a small-headed ("petite") variant of bacteriophage T4 is described. The mutation (E920g) maps in a new gene (66) between genes 23 and 24. Petite phage particles composed up to 70% of the phage yield. The petite phage was nonviable upon single infection but produced progeny when two or more infe...

journal_title：Journal of virology

authors： Eiserling FA,Geiduschek EP,Epstein RH,Metter EJ

更新日期：1970-12-01 00:00:00

abstract：:Persistent infection with oncogenic human papillomaviruses (HPVs) causes cervical cancer, accompanied by the accumulation of somatic mutations into the host genome. There are concomitant genetic changes in the HPV genome during viral infection; however, their relevance to cervical carcinogenesis is poorly understood. ...

journal_title：Journal of virology

authors： Hirose Y,Onuki M,Tenjimbayashi Y,Mori S,Ishii Y,Takeuchi T,Tasaka N,Satoh T,Morisada T,Iwata T,Miyamoto S,Matsumoto K,Sekizawa A,Kukimoto I

更新日期：2018-05-29 00:00:00

abstract：:The E7 oncoprotein of human papillomavirus 16 (HPV16) transforms basal and suprabasal cervical epithelial cells and is a tumor-specific antigen in cervical carcinoma, to which immunotherapeutic strategies aimed at cytotoxic T-lymphocyte (CTL) induction are currently directed. By quantifying major histocompatibility co...

journal_title：Journal of virology

authors： Tindle RW,Herd K,Doan T,Bryson G,Leggatt GR,Lambert P,Frazer IH,Street M

更新日期：2001-07-01 00:00:00

abstract：:Open reading frame 24 (ORF24) of murine gammaherpesvirus 68 (MHV-68) is conserved among beta- and gammaherpesviruses; however, its function in viral replication has not been defined. Using MHV-68 as a model, we have identified ORF24 as being essential for viral replication. An ORF24-null virus was generated and shown ...

journal_title：Journal of virology

authors： Wong E,Wu TT,Reyes N,Deng H,Sun R

更新日期：2007-06-01 00:00:00

abstract：UNLABELLED:Lethal mutagenesis is a broad-spectrum antiviral strategy that exploits the high mutation rate and low mutational tolerance of many RNA viruses. This approach uses mutagenic drugs to increase viral mutation rates and burden viral populations with mutations that reduce the number of infectious progeny. We inv...

journal_title：Journal of virology

authors： Pauly MD,Lauring AS

更新日期：2015-04-01 00:00:00

abstract：:The NS5A nonstructural protein of hepatitis C virus (HCV) has been shown to inhibit the cellular interferon (IFN)-induced protein kinase R (PKR). PKR mediates the host IFN-induced antiviral response at least in part by inhibiting mRNA translation initiation through phosphorylation of the alpha subunit of eukaryotic in...

journal_title：Journal of virology

authors： He Y,Tan SL,Tareen SU,Vijaysri S,Langland JO,Jacobs BL,Katze MG

更新日期：2001-06-01 00:00:00

abstract：:Long-acting antiretrovirals could provide a useful alternative to daily oral therapy for HIV-1-infected individuals. Building on a bi-specific molecule with adnectins targeting CD4 and gp41, a potential long-acting biologic, GSK3732394, was developed with three independent and synergistic modes of HIV entry inhibition...

journal_title：Journal of virology

authors： Wensel D,Sun Y,Davis J,Li Z,Zhang S,McDonagh T,Langley D,Mitchell T,Tabruyn S,Nef P,Cockett M,Krystal M

更新日期：2019-09-30 00:00:00

abstract：:Recent studies suggest the existence of cancer stem cells (CSC) and cancer progenitor cells (CPC), although strict definitions of neither CSC nor CPC have been developed. We have produced evidence that the principal oncoprotein of Epstein-Barr virus (EBV), latent membrane protein 1 (LMP1), which is associated with hum...

journal_title：Journal of virology

authors： Kondo S,Wakisaka N,Muramatsu M,Zen Y,Endo K,Murono S,Sugimoto H,Yamaoka S,Pagano JS,Yoshizaki T

更新日期：2011-11-01 00:00:00

abstract：:The essential components of the immune system that control primary and chronic infection with herpes simplex virus type 1 (HSV-1) in mice were investigated. Infection within the first few days can be controlled by alpha/beta interferon (IFN-alpha/beta) alone without significant contribution of B, T, or NK cells. IFN-a...

journal_title：Journal of virology

authors： Vollstedt S,Arnold S,Schwerdel C,Franchini M,Alber G,Di Santo JP,Ackermann M,Suter M

更新日期：2004-04-01 00:00:00