RNA sequence determinants of a coupled termination-reinitiation strategy for downstream open reading frame translation in Helminthosporium victoriae virus 190S and other victoriviruses (Family Totiviridae).

abstract：:Molecularly defined vaccine formulations capable of inducing antiviral CD8+ T-cell-specific immunity in a manner compatible with human delivery are limited. Few molecules achieve this target without the support of an appropriate immunological adjuvant. In this study, we investigate the potential of totally synthetic p...

journal_title：Journal of virology

authors： Zhang X,Issagholian A,Berg EA,Fishman JB,Nesburn AB,BenMohamed L

更新日期：2005-12-01 00:00:00

abstract：:Influenza causes significant morbidity in tropical regions; however, unlike in temperate zones, influenza in the tropics is not strongly associated with a given season. We have recently shown that influenza virus transmission in the guinea pig model is most efficient under cold, dry conditions, which are rare in the t...

journal_title：Journal of virology

authors： Lowen AC,Steel J,Mubareka S,Palese P

更新日期：2008-06-01 00:00:00

abstract：:Human immunodeficiency virus type 1 contains a transmembrane glycoprotein with an unusually long cytoplasmic domain. To determine the role of this domain in virus replication, a series of single nucleotide changes that result in the insertion of premature termination codons throughout the cytoplasmic domain has been c...

journal_title：Journal of virology

authors： Dubay JW,Roberts SJ,Hahn BH,Hunter E

更新日期：1992-11-01 00:00:00

abstract：:Two second-site mutations in Moloney murine leukemia virus envelope surface protein (SU) were previously shown to rescue infection of two different SU mutants, a fusion-defective point mutant and a fusion-defective modified SU that exhibits weak subunit association. We report here that they also rescue infection of a ...

journal_title：Journal of virology

authors： Kizhatil K,Gromley A,Albritton LM

更新日期：2001-12-01 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 aryl hydrocarbon receptor (AhR) is a cytoplasmic receptor/transcription factor that modulates several cellular and immunological processes following activation by pathogen-associated stimuli, though its role during virus infection is largely unknown. Here, we show that AhR is activated in cells infected with mouse...

journal_title：Journal of virology

authors： Grunewald ME,Shaban MG,Mackin SR,Fehr AR,Perlman S

更新日期：2020-01-17 00:00:00

abstract：:The roles of the capsid protein (CP) and the CP coding sequence of tobacco etch potyvirus (TEV) in genome amplification were analyzed. A series of frameshift-stop codon mutations that interrupted translation of the CP coding sequence at various positions were introduced into the TEV genome. A series of 3' deletion mut...

journal_title：Journal of virology

authors： Mahajan S,Dolja VV,Carrington JC

更新日期：1996-07-01 00:00:00

abstract：:To assess the RNA helicase activity of hepatitis C virus (HCV) nonstructural protein 3 (NS3), a polypeptide encompassing amino acids 1175 to 1657, which cover only the putative helicase domain, was expressed in Escherichia coli by a pET expression vector. The protein was purified to near homogeneity and assayed for RN...

journal_title：Journal of virology

authors： Tai CL,Chi WK,Chen DS,Hwang LH

更新日期：1996-12-01 00:00:00

abstract：:The terminal 500-base-pair alpha sequence of the herpes simplex virus 1 genome contains signals for cleavage (Pac1 and Pac2) of unit-length DNA molecules from concatemers in unique stretches of sequences designated Ub and Uc, respectively, and a cis site for cleavage designated DR1. We report that nuclear extracts fro...

journal_title：Journal of virology

authors： Chou J,Roizman B

更新日期：1989-03-01 00:00:00

abstract：:To map the DNA-binding domain of polyomavirus large T antigen, we constructed a set of plasmids coding for unidirectional carboxy- or amino-terminal deletion mutations in the large T antigen. Analysis of origin-specific DNA binding by mutant proteins expressed in Cos-1 cells revealed that the C-terminal boundary of th...

journal_title：Journal of virology

authors： Sunstrom NA,Acheson NH,Hassell JA

更新日期：1991-12-01 00:00:00

abstract：:Primary infection of a plant with a pathogen that causes high accumulation of salicylic acid in the plant typically via a hypersensitive response confers enhanced resistance against secondary infection with a broad spectrum of pathogens, including viruses. This phenomenon is called systemic acquired resistance (SAR), ...

journal_title：Journal of virology

authors： Jeon EJ,Tadamura K,Murakami T,Inaba JI,Kim BM,Sato M,Atsumi G,Kuchitsu K,Masuta C,Nakahara KS

更新日期：2017-09-12 00:00:00

abstract：UNLABELLED:Marburg virus (MARV), which belongs to the virus family Filoviridae, causes hemorrhagic fever in humans and nonhuman primates that is often fatal. MARV is a lipid-enveloped virus that during the replication process extracts its lipid coat from the plasma membrane of the host cell it infects. MARV carries sev...

journal_title：Journal of virology

authors： Wijesinghe KJ,Stahelin RV

更新日期：2015-12-30 00:00:00

abstract：:Retrovirus vectors were constructed with large (0.85- to 1.3-kilobase-pair) direct repeats in their genomes. Deletions involving the direct repeats occurred at a high frequency. Deletions occurred both when the direct repeats were in tandem and when they were separated by additional sequences. These deletions occurred...

journal_title：Journal of virology

authors： Rhode BW,Emerman M,Temin HM

更新日期：1987-03-01 00:00:00

abstract：:Previous studies have suggested that the U(L)17 gene of herpes simplex virus type 1 (HSV-1) is essential for virus replication. In this study, viral mutants incorporating either a lacZ expression cassette in place of 1,490 bp of the 2,109-bp U(L)17 open reading frame [HSV-1(deltaU(L)17)] or a DNA oligomer containing a...

journal_title：Journal of virology

authors： Salmon B,Cunningham C,Davison AJ,Harris WJ,Baines JD

更新日期：1998-05-01 00:00:00

abstract：:Nonstructural protein 5A (NS5A) is a membrane-associated essential component of the hepatitis C virus (HCV) replication complex. An N-terminal amphipathic alpha helix mediates in-plane membrane association of HCV NS5A and at the same time is likely involved in specific protein-protein interactions required for the ass...

journal_title：Journal of virology

authors： Brass V,Pal Z,Sapay N,Deléage G,Blum HE,Penin F,Moradpour D

更新日期：2007-03-01 00:00:00

abstract：:The expression strategy of parvoviruses of the Densovirus genus has as yet not been reported. Clones were obtained from the densonucleosis virus of Galleria mellonella (GmDNV) that yielded infectious virus upon transfection into LD652 cells. Its genome was found to be the longest (6,039 nucleotides [nt]), with the lar...

journal_title：Journal of virology

authors： Tijssen P,Li Y,El-Far M,Szelei J,Letarte M,Zádori Z

更新日期：2003-10-01 00:00:00

abstract：:Genotype 1 hepatitis E viruses (HEVs) are restricted to primate hosts, whereas genotype 3 HEVs predominantly infect swine, in addition to primates. In order to identify possible determinants of the host range, infectious recombinant viruses and chimeras of a genotype 1 isolate and a genotype 3 isolate were compared fo...

journal_title：Journal of virology

authors： Nguyen HT,Shukla P,Torian U,Faulk K,Emerson SU

更新日期：2014-01-01 00:00:00

abstract：UNLABELLED:Crimean-Congo hemorrhagic fever virus (CCHFV; genus Nairovirus) is an extremely pathogenic member of the Bunyaviridae family. Since handling of the virus requires a biosafety level 4 (BSL-4) facility, little is known about pathomechanisms and host interactions. Here, we describe the establishment of a transc...

journal_title：Journal of virology

authors： Devignot S,Bergeron E,Nichol S,Mirazimi A,Weber F

更新日期：2015-06-01 00:00:00

abstract：:The simian virus 40 large T antigen is a promiscuous transcriptional activator of many viral and cellular promoters. We show that the promoter structure necessary for T antigen-mediated transcriptional activation is very simple. A TATA or initiator element is required, in addition to an upstream factor-binding site, w...

journal_title：Journal of virology

authors： Gilinger G,Alwine JC

更新日期：1993-11-01 00:00:00

abstract：:The intracellular assembly of the transmissible gastroenteritis coronavirus (TGEV) was studied in infected swine testis (ST) cells at different postinfection times by using ultrathin sections of conventionally embedded infected cells, freeze-substitution, and methods for detecting viral proteins and RNA at the electro...

journal_title：Journal of virology

authors： Risco C,Muntión M,Enjuanes L,Carrascosa JL

更新日期：1998-05-01 00:00:00

abstract：:In vitro transcriptase activity of three group I temperature-sensitive (ts) mutants of vesicular stomatitis virus restricted at 39 C was restored by L-protein fractions derived from wild-type (wt) vesicular stomatitis virion nucleo-capsids. Soluble NS protein from wt nucleocapsids did not reconstitute restricted trans...

journal_title：Journal of virology

authors： Hunt DM,Emerson SU,Wagner RR

更新日期：1976-05-01 00:00:00

abstract：:We had previously demonstrated that a cellular protein specifically interacts with the 3' end of poliovirus negative-strand RNA. We now report the identity of this protein as heterogeneous nuclear ribonucleoprotein (hnRNP) C1/C2. Formation of an RNP complex with poliovirus RNA was severely impaired by substitution of ...

journal_title：Journal of virology

authors： Brunner JE,Nguyen JH,Roehl HH,Ho TV,Swiderek KM,Semler BL

更新日期：2005-03-01 00:00:00

abstract：:The M2-1 protein of respiratory syncytial (RS) virus is a transcriptional processivity and antitermination factor. The M2-1 protein has a Cys3His1 zinc binding motif which is essential for function, is phosphorylated, and has been shown to interact with the RS virus nucleocapsid (N) protein. In the work reported here,...

journal_title：Journal of virology

authors： Cartee TL,Wertz GW

更新日期：2001-12-01 00:00:00

abstract：:Equine arteritis virus (EAV) and porcine reproductive and respiratory syndrome virus (PRRSV) represent two members of the family Arteriviridae and pose major threats for the horse- and swine-breeding industries worldwide. A previous study suggested that PRRSV nsp4, a 3C-like protease, antagonizes interferon beta (IFN-...

journal_title：Journal of virology

authors： Chen J,Wang D,Sun Z,Gao L,Zhu X,Guo J,Xu S,Fang L,Li K,Xiao S

更新日期：2019-05-29 00:00:00

abstract：:The induction of a unique macrophage procoagulant molecule by murine hepatitis virus strain 3 correlates with the severity of viral hepatitis. The role of tyrosine phosphorylation in the signalling pathway leading to procoagulant expression was studied. Murine hepatitis virus strain 3 initiated a rapid increase in pho...

journal_title：Journal of virology

authors： Dackiw AP,Zakrzewski K,Nathens AB,Cheung PY,Fingerote R,Levy GA,Rotstein OD

更新日期：1995-09-01 00:00:00

abstract：:Four mutants of the virulent Mahoney strain of poliovirus were generated by introducing mutations in nucleotides (nt) 128 to 134 of the genome, a region that contains a part of the stem-loop II (SLII) structure located within the internal ribosomal entry site (IRES; nt 120 to 590) (K. Shiroki, T. Ishii, T. Aoki, Y. Ot...

journal_title：Journal of virology

authors： Ishii T,Shiroki K,Hong DH,Aoki T,Ohta Y,Abe S,Hashizume S,Nomoto A

更新日期：1998-03-01 00:00:00

abstract：UNLABELLED:Modified vaccinia virus Ankara (MVA) serves as a versatile platform in vaccine development. This highly attenuated orthopoxvirus, which cannot replicate in mammalian cells, triggers strong innate immune responses, including cell migration. Previously, we have shown that induction of chemokine (C-C motif) lig...

journal_title：Journal of virology

authors： Price PJ,Luckow B,Torres-Domínguez LE,Brandmüller C,Zorn J,Kirschning CJ,Sutter G,Lehmann MH

更新日期：2014-09-01 00:00:00

abstract：UNLABELLED:Enterovirus 71 (EV71) recruits various cellular factors to assist in the replication and translation of its genome. Identification of the host factors involved in the EV71 life cycle not only will enable a better understanding of the infection mechanism but also has the potential to be of use in the developm...

journal_title：Journal of virology

authors： Zhang H,Song L,Cong H,Tien P

更新日期：2015-10-01 00:00:00

abstract：:Cytomegaloviruses (CMVs) colonize blood-borne myeloid cells. Murine CMV (MCMV) spreads from the lungs via infected CD11c+ cells, consistent with an important role for dendritic cells (DC). We show here that MCMV entering via the olfactory epithelium, a natural transmission portal, also spreads via infected DC. They re...

journal_title：Journal of virology

authors： Farrell HE,Bruce K,Lawler C,Stevenson PG

更新日期：2019-07-17 00:00:00

abstract：:Acute measles in children can be prevented by immunization with the live attenuated measles vaccine virus. Although immunization is able to induce CD4 and CD8 T cells as well as neutralizing antibodies, only the latter have been correlated with protective immunity. CD8 T cells, however, have been documented to be impo...

journal_title：Journal of virology

authors： Pueschel K,Tietz A,Carsillo M,Steward M,Niewiesk S

更新日期：2007-08-01 00:00:00