Bone marrow depletion by 89Sr complements a preleukemic defect in a long terminal repeat variant of Moloney murine leukemia virus.

abstract：:Minimal transformants of rat F111 fibroblasts were established after infection with the large T antigen (large T)-encoding retroviral expression vector pZIPTEX (M. Brown, M. McCormack, K. Zinn, M. Farrell, I. Bikel, and D. Livingston, J. Virol. 60:290-293, 1986). Coexpression of small t antigen (small t) in these cell...

journal_title：Journal of virology

authors： Zerrahn J,Deppert W

更新日期：1993-03-01 00:00:00

abstract：:A number of retrovirus-like sequences have been cloned from chimpanzee DNA which constitute the chimpanzee homologs of the endogenous colobus type C virus CPC-1. One of the clones contains a nearly complete viral genome, but others have sustained deletions of 1 to 2 kilobases in the polymerase gene. The pattern of rel...

journal_title：Journal of virology

authors： Bonner TI,Birkenmeier EH,Gonda MA,Mark GE,Searfoss GH,Todaro GJ

更新日期：1982-09-01 00:00:00

abstract：:The sequences of several hundred nucleotides around the junctions between the L and S components in concatemeric DNA and in mature virion DNA were ascertained. The two ends of the mature genome (which are joined in concatemeric DNA) show no sequence homology. Several directly repeated elements are present near both en...

journal_title：Journal of virology

authors： DeMarchi JM,Lu ZQ,Rall G,Kupershmidt S,Ben-Porat T

更新日期：1990-10-01 00:00:00

abstract：:The L5R gene of vaccinia virus is conserved among all sequenced members of the Poxviridae but has no predicted function or recognized nonpoxvirus homolog. Here we provide the initial characterization of the L5 protein. L5 is expressed following DNA replication with kinetics typical of a viral late protein, contains a ...

journal_title：Journal of virology

authors： Townsley AC,Senkevich TG,Moss B

更新日期：2005-09-01 00:00:00

abstract：:H.-H. Lu and E. Wimmer (Proc. Natl. Acad. Sci. USA 93:1412-1417, 1996) have demonstrated that the internal ribosomal entry site (IRES) of poliovirus (PV) can be functionally replaced by the related genetic element from hepatitis C virus (HCV). One important finding of this study was that open reading frame sequences 3...

journal_title：Journal of virology

authors： Zhao WD,Wimmer E,Lahser FC

更新日期：1999-02-01 00:00:00

abstract：:The sequence of the human immunodeficiency virus type 2 circle junction was determined. The most common sequence found between the conserved CA and TG dinucleotides at the ends of the integrated provirus was five bases long (GGTAC). This suggests that the integration of human immunodeficiency virus type 2 DNA is accom...

journal_title：Journal of virology

authors： Whitcomb JM,Hughes SH

更新日期：1991-07-01 00:00:00

abstract：:"L-cell virion," obtained from chronically infected 929 L-cell lines, was purified on 70% sucrose pads and its ribonucleic acid (RNA) was extracted and analyzed on sucrose gradients. Two RNA components were isolated from the virion, a rapidly sedimenting species (82S) and a more slowly sedimenting species (6S). When t...

journal_title：Journal of virology

authors： Faras AJ,Erikson RL

更新日期：1969-07-01 00:00:00

abstract：:Previous results have indicated that Rous sarcoma virus env gene expression is specifically inhibited by antisense RNA (L.-J. Chang and C. M. Stoltzfus, Mol. Cell. Biol. 5:2341-2348, 1985). In this study, we compare the extents of inhibition by antisense RNA derived from different parts of the Rous sarcoma virus genom...

journal_title：Journal of virology

authors： Chang LJ,Stoltzfus CM

更新日期：1987-03-01 00:00:00

abstract：:Human herpesvirus 8 (HHV-8) viral interleukin-6 (vIL-6) is a cytokine that is poorly secreted and localized largely to the endoplasmic reticulum (ER). It has been implicated, along with other HHV-8 proinflammatory and/or angiogenic viral proteins, in HHV-8-associated Kaposi's sarcoma, primary effusion lymphoma (PEL), ...

journal_title：Journal of virology

authors： Li Q,Xiang Q,Chen D,Nicholas J

更新日期：2020-09-15 00:00:00

abstract：:Expression of the immediate-early (IE) genes of herpes simplex virus (HSV) is specifically stimulated by a 65-kilodalton virion transcription factor (VF65 or VP16) that is introduced as a component of infecting virions. In both the IE175(ICP4) and IE110(ICP0) promoters, this activation requires an upstream cis-acting ...

journal_title：Journal of virology

authors： apRhys CM,Ciufo DM,O'Neill EA,Kelly TJ,Hayward GS

更新日期：1989-06-01 00:00:00

abstract：:Vaccine-induced memory is necessary for protective immunity to pathogens, but many viruses induce a state of transient immune suppression that might contribute to the inability of a vaccine to elicit immunity. We evaluated here the fate of bystander T cells activated by third party cognate antigens during acute viral ...

journal_title：Journal of virology

authors： Marshall HD,Urban SL,Welsh RM

更新日期：2011-06-01 00:00:00

abstract：:The gene coding for the S protein, the smaller of the two envelope antigens of the duck hepatitis B virus (DHBV), is transcribed from a TATA-less promoter. In this study, we localized the promoter to a 245-bp segment of the genome that was capable of efficiently driving expression of a linked reporter gene upon transi...

journal_title：Journal of virology

authors： Welsheimer T,Newbold JE

更新日期：1996-12-01 00:00:00

abstract：:Influenza viruses unable to express NS1 protein (delNS1) replicate poorly and induce large amounts of interferon (IFN). They are therefore considered candidate viruses for live-attenuated influenza vaccines. Their attenuated replication is generally assumed to result from the inability to counter the antiviral host re...

journal_title：Journal of virology

authors： van Wielink R,Harmsen MM,Martens DE,Peeters BP,Wijffels RH,Moormann RJ

更新日期：2012-11-01 00:00:00

abstract：:Vesicular stomatitis virus (VSV) has served for several decades as the prototype rhabdovirus and a model RNA virus. Extensive studies upheld the original view of VSV genetics with simply five genes (N, P, M, G, and L), each encoding a single unique protein. We now report the first unambiguous demonstration of the exis...

journal_title：Journal of virology

authors： Spiropoulou CF,Nichol ST

更新日期：1993-06-01 00:00:00

abstract：:Porcine reproductive and respiratory syndrome virus (PRRSV) infection eliminates production of type I interferons (IFNs) in host cells, which triggers an antiviral immune response through the induction of downstream IFN-stimulated genes (ISGs), thus escaping the fate of host-mediated clearance. The IFN-induced transme...

journal_title：Journal of virology

authors： Zhang A,Duan H,Zhao H,Liao H,Du Y,Li L,Jiang D,Wan B,Wu Y,Ji P,Zhou EM,Zhang G

更新日期：2020-11-23 00:00:00

abstract：:The mechanism whereby picornaviruses inhibit host protein synthesis while their own synthetic processes proceed unabated has remained elusive. One of our approaches to this problem was to study the ability of cell-free extracts derived from uninfected and mengovirus-infected Ehrlich ascites tumor cells to translate vi...

journal_title：Journal of virology

authors： Abreu SL,Lucas-Lenard J

更新日期：1976-04-01 00:00:00

abstract：:Aluminum (Al)-based salts are widely used adjuvants in ruminants and other species to strengthen the immune response elicited against vaccine antigen(s). However, they can lead to the formation of long-lasting granulomas composed of abundant activated macrophages. Small ruminant lentiviruses (SRLV) are widely distribu...

journal_title：Journal of virology

authors： Echeverría I,de Miguel R,Asín J,Rodríguez-Largo A,Fernández A,Pérez M,de Andrés D,Luján L,Reina R

更新日期：2020-12-22 00:00:00

abstract：:Pancreatic islets from DBA/2 mice infected with the D variant of encephalomyocarditis (EMC-D) virus revealed lymphocytic infiltration with moderate to severe destruction of pancreatic beta cells. Our previous studies showed that the major population of infiltrating cells at the early stages of infection is macrophages...

journal_title：Journal of virology

authors： Hirasawa K,Jun HS,Maeda K,Kawaguchi Y,Itagaki S,Mikami T,Baek HS,Doi K,Yoon JW

更新日期：1997-05-01 00:00:00

abstract：:We investigated how the broadly neutralizing monoclonal antibody 2F5 affects the human immunodeficiency virus type 1 envelope glycoprotein as it undergoes receptor-induced conformational changes and show that 2F5 binds both native and fusion-intermediate conformations, suggesting inhibition of a late step in virus ent...

journal_title：Journal of virology

authors： de Rosny E,Vassell R,Jiang S,Kunert R,Weiss CD

更新日期：2004-03-01 00:00:00

abstract：:An in vitro poliovirus RNA-synthesizing system derived from a crude membrane fraction of infected HeLa cells was used to analyze the mechanism of initiation of poliovirus plus-strand RNA synthesis. This system contains an activity that synthesizes the nucleotidyl proteins VPg-pU and VPg-pUpU. These molecules represent...

journal_title：Journal of virology

authors： Takeda N,Kuhn RJ,Yang CF,Takegami T,Wimmer E

更新日期：1986-10-01 00:00:00

abstract：:Ribosomes are observed intimately associated with nucleocapsids of vesicular, stomatitis virus, especially those that line structures that are either cytoplasmic vesicles or invaginations of the plasma membrane. ...

journal_title：Journal of virology

authors： Orenstein J,Shelton E,Lazzarini RA

更新日期：1975-08-01 00:00:00

abstract：:We investigated the synergism between influenza virus and Streptococcus pneumoniae, particularly the role of deletions in the stalk region of the neuraminidase (NA) of H2N2 and H9N2 avian influenza viruses. Deletions in the NA stalk (ΔNA) had no effect on NA activity or on the adherence of S. pneumoniae to virus-infec...

journal_title：Journal of virology

authors： Chockalingam AK,Hickman D,Pena L,Ye J,Ferrero A,Echenique JR,Chen H,Sutton T,Perez DR

更新日期：2012-04-01 00:00:00

abstract：:The phosphoprotein (P) of the nonsegmented negative-sense RNA viruses is a multimeric modular protein that is essential for RNA transcription and replication. Despite great variability in length and sequence, the architecture of this protein is conserved among the different viral families, with a long N-terminal intri...

journal_title：Journal of virology

authors： Gérard FCA,Jamin M,Blackledge M,Blondel D,Bourhis JM

更新日期：2020-02-28 00:00:00

abstract：:The bacteriophage T5 is known to spontaneously generate deletion mutants (st mutants) exhibiting enhanced resistance to heat inactivation in citrate buffer. A series of such mutants has been isolated and the deletions visualized by electron microscopy of heteroduplex molecules. The deletions are found to cluster in on...

journal_title：Journal of virology

authors： Scheible PP,Rhoades M

更新日期：1975-05-01 00:00:00

abstract：:Region 1 DNA sequences (map positions 0 to 11% on the linear adenovirus 2 genome) are expressed both early and late in lytic infection and are required for transformation by the virus. During productive infection six distinct cytoplasmic RNAs are synthesized from this region. These RNAs comprise two families, each con...

journal_title：Journal of virology

authors： Halbert DN,Spector DJ,Raskas HJ

更新日期：1979-09-01 00:00:00

abstract：:In order to clarify antigenic variations among various isolates of human herpesvirus 6 (HHV-6) and cross-reactivity among HHV-6, HHV-7, and human cytomegalovirus (HCMV) in the T-cell immune response, the antigenic specificity of the proliferative response mediated by 232 CD4+ human T-cell clones directed against HHV-6...

journal_title：Journal of virology

authors： Yasukawa M,Yakushijin Y,Furukawa M,Fujita S

更新日期：1993-10-01 00:00:00

abstract：:A technique of continuous filtration of T4-infected Escherichia coli has been devised to study the phenomenon of lysis inhibition. Studies using this technique revealed that the length of the lysis delay caused by superinfection can attain only certain discrete values, which for low average multiplicity of superinfect...

journal_title：Journal of virology

authors： Bode W

更新日期：1967-10-01 00:00:00

abstract：:Flavopiridol, roscovitine, and other inhibitors of Cyclin-Dependent Kinases (CDK) inhibit the replication of a variety of viruses in vitro while proving nontoxic in human clinical trials of their effects against cancer. Consequently, these and other Pharmacological CDK inhibitors (PCIs) have been proposed as potential...

journal_title：Journal of virology

authors： Diwan P,Lacasse JJ,Schang LM

更新日期：2004-09-01 00:00:00

abstract：:Changes in T-cell function are a hallmark of human immunodeficiency virus type 1 (HIV-1) infection, but the pathogenic mechanisms leading to these changes are unclear. We examined the gene expression profiles in ex vivo human CD4+ and CD8+ T cells from untreated HIV-1-infected individuals at different clinical stages ...

journal_title：Journal of virology

authors： Hyrcza MD,Kovacs C,Loutfy M,Halpenny R,Heisler L,Yang S,Wilkins O,Ostrowski M,Der SD

更新日期：2007-04-01 00:00:00

abstract：:The mechanism by which simian virus 40 converts the abortive adenovirus type 7 infection of monkey cells into an efficient lytic infection has been investigated. Analysis of ribonucleic acid (RNA) synthesis during unenhanced and enhanced infection of monkey cells has shown that adenovirus RNA synthesized in the aborti...

journal_title：Journal of virology

authors： Fox RI,Baum SG

更新日期：1972-08-01 00:00:00