Cytokine responses in porcine respiratory coronavirus-infected pigs treated with corticosteroids as a model for severe acute respiratory syndrome.

abstract：:Humans chronically infected with hepatitis B virus (HBV) are at further risk of liver cancer upon exposure to dietary aflatoxin B1 (AFB1), a carcinogenic product of the mold Aspergillus flavus. For the present study, we utilized double-transgenic mice (ATX mice) that express the HBV X protein (HBx) and possess a bacte...

journal_title：Journal of virology

authors： Madden CR,Finegold MJ,Slagle BL

更新日期：2002-11-01 00:00:00

abstract：:Chronic viruses such as herpes simplex virus 1 (HSV-1) evade the hosts' immune system by inducing the exhaustion of antiviral T cells. In the present study, we found that exhausted HSV-specific CD8+ T cells, with elevated expression of programmed death ligand-1 (PD-1) and lymphocyte activation gene-3 (LAG-3) receptors...

journal_title：Journal of virology

authors： Roy S,Coulon PG,Prakash S,Srivastava R,Geertsema R,Dhanushkodi N,Lam C,Nguyen V,Gorospe E,Nguyen AM,Salazar S,Alomari NI,Warsi WR,BenMohamed L

更新日期：2019-08-28 00:00:00

abstract：UNLABELLED:Several innate sensing pathways contribute to the control of early cytomegalovirus (CMV) infection, leading to a multiphasic type I interferon (IFN-I) response that limits viral replication and promotes host defenses. Toll-like receptor (TLR)-dependent pathways induce IFN-I production in CMV-infected plasmac...

journal_title：Journal of virology

authors： Lio CW,McDonald B,Takahashi M,Dhanwani R,Sharma N,Huang J,Pham E,Benedict CA,Sharma S

更新日期：2016-08-12 00:00:00

abstract：:Capsid (core) assembly is essential for hepatitis B virus (HBV) replication. We hypothesize that assembly kinetics and stability are tuned for optimal viral replication, not maximal assembly. Assembly effectors (AEfs) are small molecules proposed to disrupt this balance by inappropriately enhancing core assembly. Guid...

journal_title：Journal of virology

authors： Tan Z,Maguire ML,Loeb DD,Zlotnick A

更新日期：2013-03-01 00:00:00

abstract：:Because immunologic classification of human immunodeficiency virus type 1 (HIV) might be more relevant than genotypic classification for designing polyvalent vaccines, studies were undertaken to determine whether immunologically defined groups of HIV ("immunotypes") could be identified. For these experiments, the V3 r...

journal_title：Journal of virology

authors： Zolla-Pazner S,Gorny MK,Nyambi PN,VanCott TC,Nádas A

更新日期：1999-05-01 00:00:00

abstract：:The Epstein-Barr virus (EBV) nuclear antigen 3C (EBNA-3C) protein is a transcriptional regulator of viral and cellular genes that is essential for EBV-mediated immortalization of B lymphocytes in vitro. EBNA-3C can inhibit transcription through an association with the cellular DNA-binding protein Jkappa, a function sh...

journal_title：Journal of virology

authors： Zhao B,Sample CE

更新日期：2000-06-01 00:00:00

abstract：:The host cell receptor for Moloney murine leukemia virus was solubilized from murine L-cell membranes and characterized. In initial studies designed to identify a receptor-rich cell line, different mouse cells were screened for binding to Moloney gp70, the viral envelope glycoprotein which determines host cell-binding...

journal_title：Journal of virology

authors： Johnson PA,Rosner MR

更新日期：1986-06-01 00:00:00

abstract：:The herpes simplex virus type 1 (HSV-1) protease and its substrate, the assembly protein ICP35, are involved in virion maturation. Both proteins are encoded by a single open reading frame but are translated independently from 3'-coterminal mRNAs of different sizes and are in frame. The herpesvirus shell assembles arou...

journal_title：Journal of virology

authors： Robertson BJ,McCann PJ 3rd,Matusick-Kumar L,Preston VG,Gao M

更新日期：1997-02-01 00:00:00

abstract：:n-(n-Nonyl)-deoxygalactonojirimycin (n,n-DGJ), an alkylated imino sugar, reduces the amount of HBV DNA produced within the stably transfected HBV-producing HepG2.2.15 line in culture and is under consideration for development as a human therapeutic. n,n-DGJ does not appear to inhibit HBV DNA polymerase activity or env...

journal_title：Journal of virology

authors： Lu X,Tran T,Simsek E,Block TM

更新日期：2003-11-01 00:00:00

abstract：:The three double-stranded ribonucleic acid (dsRNA) segments of the bacteriophage phi6 were isolated and shown to have similar melting temperatures and base compositions. RNA:RNA hybridization experiments with the isolated segments eliminate the possibility that the two smaller dsRNA segments arise from a cleavage of t...

journal_title：Journal of virology

authors： Van Etten JL,Vidaver AK,Koski RK,Burnett JP

更新日期：1974-06-01 00:00:00

abstract：:The structure of recombinant virus-like particles of malabaricus grouper nervous necrosis virus (MGNNV), a fish nodavirus isolated from the grouper Epinephelus malabaricus, was determined by electron cryomicroscopy (cryoEM) and three-dimensional reconstruction at 23-A resolution. The cryoEM structure, sequence compari...

journal_title：Journal of virology

authors： Tang L,Lin CS,Krishna NK,Yeager M,Schneemann A,Johnson JE

更新日期：2002-06-01 00:00:00

abstract：:Chronic infections with viruses such as hepatitis B virus, hepatitis C virus, and HIV constitute a major global public health problem. Studies of chronic viral infections in humans and mice show that persistent antigenic stimulation induces dysregulation of T cell responses; virus-specific T cells either undergo clona...

journal_title：Journal of virology

authors： Sullivan JA,Kim EH,Plisch EH,Suresh M

更新日期：2012-09-01 00:00:00

abstract：:The human immunodeficiency virus (HIV) and the closely related simian immunodeficiency virus (SIV) induce profound immune dysfunction in primate species. The present studies show that cell populations infected in vitro with SIV exhibit increases in major histocompatibility complex (MHC) class II antigen expression. Ce...

journal_title：Journal of virology

authors： Kannagi M,Kiyotaki M,King NW,Lord CI,Letvin NL

更新日期：1987-05-01 00:00:00

abstract：:Several reports have shown that human cytomegalovirus (HCMV)-infected cells are resistant to NK lysis. These studies have focused on receptor-ligand interactions, and different HCMV proteins have been indicated to mediate inhibitory NK signals. Here, we report that the HCMV protein UL16 is of major importance for the ...

journal_title：Journal of virology

authors： Odeberg J,Browne H,Metkar S,Froelich CJ,Brandén L,Cosman D,Söderberg-Nauclér C

更新日期：2003-04-01 00:00:00

abstract：:The multifunctional simian and human immunodeficiency virus (SIV and HIV) Nef proteins are important for virulence. We studied the importance of selected Nef functions using an SIV Nef with mutations in two regions that are required for CD4 downregulation. This Nef mutant is defective for downregulating CD4 and, in ad...

journal_title：Journal of virology

authors： Iafrate AJ,Carl S,Bronson S,Stahl-Hennig C,Swigut T,Skowronski J,Kirchhoff F

更新日期：2000-11-01 00:00:00

abstract：:We investigated the use of infectious cDNA for the production of poliovirus type 1-type 3 recombinants. One such recombinant virus was produced, but a second construct involving the transfer of part of the capsid protein region was not infectious. Our results suggest that the approach may prove valuable but that not a...

journal_title：Journal of virology

authors： Stanway G,Hughes PJ,Westrop GD,Evans DM,Dunn G,Minor PD,Schild GC,Almond JW

更新日期：1986-03-01 00:00:00

abstract：UNLABELLED:Macrophages must react to a large number of pathogens and their effects. In chronic HIV infection, the microenvironment changes with an influx of microbial products that trigger Toll-like receptors (TLRs). That dynamic nature can be replicated ex vivo by the proinflammatory (M1-polarized) and alternatively a...

journal_title：Journal of virology

authors： Schlaepfer E,Rochat MA,Duo L,Speck RF

更新日期：2014-09-01 00:00:00

abstract：:Virus-specific proteins were examined in cultured cells infected with bovine viral diarrhea virus. By using antisera obtained from virus-infected animals, three major virus-specific polypeptides with molecular weights of 115,000 (115K), 80K, and 55K were observed. Minor proteins of 45,000 and 38,000 daltons were also ...

journal_title：Journal of virology

authors： Purchio AF,Larson R,Collett MS

更新日期：1984-05-01 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) clade C causes >50% of all HIV infections worldwide, and an estimated 90% of all transmissions occur mucosally with R5 strains. A pathogenic R5 simian-human immunodeficiency virus (SHIV) encoding HIV clade C env is highly desirable to evaluate candidate AIDS vaccines in nonh...

journal_title：Journal of virology

authors： Song RJ,Chenine AL,Rasmussen RA,Ruprecht CR,Mirshahidi S,Grisson RD,Xu W,Whitney JB,Goins LM,Ong H,Li PL,Shai-Kobiler E,Wang T,McCann CM,Zhang H,Wood C,Kankasa C,Secor WE,McClure HM,Strobert E,Else JG,Ruprecht R

更新日期：2006-09-01 00:00:00

abstract：:Kaposi's sarcoma-associated herpesvirus (KSHV) is a gammaherpesvirus that has been implicated in the pathogenesis of Kaposi's sarcoma. KSHV encodes K-bZIP (open reading frame K8), a protein that belongs to the basic region-leucine zipper (bZIP) family of transcription factors. Here we show that K-bZIP associates with ...

journal_title：Journal of virology

authors： Park J,Seo T,Hwang S,Lee D,Gwack Y,Choe J

更新日期：2000-12-01 00:00:00

abstract：:The interaction of the human immunodeficiency virus type 1 (HIV-1) nucleoprotein complex with the cell nuclear import machinery is necessary for viral replication in macrophages and for the establishment of infection in quiescent T lymphocytes. The karyophilic properties of two viral proteins, matrix (MA) and Vpr, are...

journal_title：Journal of virology

authors： Gallay P,Stitt V,Mundy C,Oettinger M,Trono D

更新日期：1996-02-01 00:00:00

abstract：:Rotavirus replication and virulence are strongly influenced by virus strain and host species. The rotavirus proteins VP3, VP4, VP7, NSP1, and NSP4 have all been implicated in strain and species restriction of replication; however, the mechanisms have not been fully determined. Simian (RRV) and bovine (UK) rotaviruses ...

journal_title：Journal of virology

authors： Feng N,Sen A,Wolf M,Vo P,Hoshino Y,Greenberg HB

更新日期：2011-03-01 00:00:00

abstract：:Here, we report a novel porcine circovirus type 2a (PCV2a) strain with 11 nucleotides (nt) inserted in the origin of genome replication (Ori). This is the first report of a PCV2a strain with nucleotide insertion in Ori. Our study will help further epidemiological studies and extend our knowledge of evolutionary charac...

journal_title：Journal of virology

authors： Cai L,Han X,Hu D,Li X,Wang B,Ni J,Zhou Z,Yu X,Zhai X,Tian K

更新日期：2012-06-01 00:00:00

abstract：:We analyzed xenotropic murine leukemia virus-related virus (XMRV) integration site sequences previously identified from human prostate tissues for single-nucleotide polymorphisms (SNPs) to discriminate between patient and potential cell line sources of the proviruses. The SNPs of two integration sites were identical t...

journal_title：Journal of virology

authors： Rusmevichientong A,Das Gupta J,Elias PS,Silverman RH,Chow SA

更新日期：2011-12-01 00:00:00

abstract：:Vif counteracts the host restriction factor APOBEC3G (A3G) and other APOBEC3s by preventing the incorporation of A3G into progeny virions. We previously identified Vif mutants with a dominant-negative (D/N) phenotype that interfered with the function of wild-type Vif, inhibited the degradation of A3G, and reduced the ...

journal_title：Journal of virology

authors： Miyagi E,Welbourn S,Sukegawa S,Fabryova H,Kao S,Strebel K

更新日期：2020-03-17 00:00:00

abstract：:A rapid assay for retroviral reverse transcriptase activity released into the culture medium by infected cells was developed. With the assay, 4,000 clonally infected cell lines could be tested in a few hours. We have adapted the assay for use as a screen for the detection of spontaneous viral mutants. Mutants of Molon...

journal_title：Journal of virology

authors： Goff S,Traktman P,Baltimore D

更新日期：1981-04-01 00:00:00

abstract：:Apoptosis of virus-infected cells occurs either as a direct response to viral infection or upon recognition of infection by the host immune response. Apoptosis reduces production of new virus from these cells, and therefore viruses have evolved inhibitory mechanisms. We previously showed that laboratory strains of her...

journal_title：Journal of virology

authors： Jerome KR,Fox R,Chen Z,Sears AE,Lee Hy,Corey L

更新日期：1999-11-01 00:00:00

abstract：:The specificity of binding of wheat germ ribosomes to mRNA was greatly altered by cleavage of the message. Fragmentation of reovirus mRNA allowed wheat germ ribosomes to bind and protect a variety of internal sequences which were not accessible to ribosomes in the intact message. In experiments using the polycistronic...

journal_title：Journal of virology

authors： Kozak M

更新日期：1980-09-01 00:00:00

abstract：:A coxsackievirus B3 (CB3) isolate adapted to growth in RD cells shows an alteration in cell tropism as a result of its capacity to bind a 70-kDa cell surface molecule expressed on these cells. We now show that this molecule is the complement regulatory protein, decay-accelerating factor (DAF) (CD55). Anti-DAF antibodi...

journal_title：Journal of virology

authors： Bergelson JM,Mohanty JG,Crowell RL,St John NF,Lublin DM,Finberg RW

更新日期：1995-03-01 00:00:00

abstract：:We generated Chinese hamster ovary cell lines that stably express wild-type, secreted, and glycosylphosphatidylinositol (GPI)-anchored envelope glycoprotein of human immunodeficiency virus type 1 (HIV-1). The cells expressing wild-type Env (WT cells) express both the precursor gp160 and the mature gp120/gp41 and readi...

journal_title：Journal of virology

authors： Weiss CD,White JM

更新日期：1993-12-01 00:00:00