Human cytomegalovirus-induced NKG2C(hi) CD57(hi) natural killer cells are effectors dependent on humoral antiviral immunity.

abstract：:Primary RNA transcripts from the human immunodeficiency virus type 1 (HIV-1) are processed into mature mRNA by a complex series of splicing events. Viral structural proteins and reverse transcriptase are translated from unspliced or singly spliced transcripts. Proteins which control virus replication, including tat, r...

journal_title：Journal of virology

authors： Robert-Guroff M,Popovic M,Gartner S,Markham P,Gallo RC,Reitz MS

更新日期：1990-07-01 00:00:00

abstract：:An immediate-early protein of murine cytomegalovirus (MCMV), pp89, elicits an immunodominant and protective major histocompatibility complex (MHC) class I Ld-restricted CD8+ T-lymphocyte response. Remarkably, presentation of the naturally processed peptide of pp89, the nonapeptide YPHFMPTNL, is abolished during permis...

journal_title：Journal of virology

authors： Hengel H,Lucin P,Jonjić S,Ruppert T,Koszinowski UH

更新日期：1994-01-01 00:00:00

abstract：:Superinfection exclusion is the ability of an established virus infection to interfere with infection by a second virus. In this study, we found that Huh-7.5 cells acutely infected with hepatitis C virus (HCV) genotype 2a (chimeric strain J6/JFH) and cells harboring HCV genotype 1a, 1b, or 2a full-length or subgenomic...

journal_title：Journal of virology

authors： Tscherne DM,Evans MJ,von Hahn T,Jones CT,Stamataki Z,McKeating JA,Lindenbach BD,Rice CM

更新日期：2007-04-01 00:00:00

abstract：:A versatile green fluorescent protein (GFP) expression cassette containing the replication origins of the monopartite begomovirus Tomato yellow leaf curl Sardinia virus (TYLCSV) is described. Transgenic Nicotiana benthamiana plants containing one copy of the cassette stably integrated into their genome were superinfec...

journal_title：Journal of virology

authors： Morilla G,Castillo AG,Preiss W,Jeske H,Bejarano ER

更新日期：2006-04-01 00:00:00

abstract：:The Kaposi's sarcoma-associated herpesvirus (KSHV) K1 gene encodes a polypeptide bearing an immunoreceptor tyrosine-based activation motif (ITAM) that is constitutively active for ITAM-based signal transduction. Although ectopic overexpression of K1 in cultured fibroblasts can lead to growth transformation, in vivo th...

journal_title：Journal of virology

authors： Lagunoff M,Lukac DM,Ganem D

更新日期：2001-07-01 00:00:00

abstract：:We characterized human immunodeficiency virus type 1 (HIV-1) envelope glycoproteins (Env) isolated from two HIV-1-infected CCR5delta32 homozygotes. Envs from both subjects used CCR5 and CXCR4 for entry into transfected cells. Most R5X4 Envs were lymphocyte-tropic and used CXCR4 exclusively for entry into peripheral bl...

journal_title：Journal of virology

authors： Gray L,Churchill MJ,Keane N,Sterjovski J,Ellett AM,Purcell DF,Poumbourios P,Kol C,Wang B,Saksena NK,Wesselingh SL,Price P,French M,Gabuzda D,Gorry PR

更新日期：2006-04-01 00:00:00

abstract：:Marburg virus, a filovirus, causes severe hemorrhagic fever with hitherto poorly understood molecular pathogenesis. We have investigated here the vectorial transport of the surface protein GP of Marburg virus in polarized epithelial cells. To this end, we established an MDCKII cell line that was able to express GP per...

journal_title：Journal of virology

authors： Sänger C,Mühlberger E,Ryabchikova E,Kolesnikova L,Klenk HD,Becker S

更新日期：2001-02-01 00:00:00

abstract：:Retroviral vectors offer major advantages for gene transfer studies but have not been useful for producing proteins in large quantities. This deficiency has resulted in part from interference to superinfection, which limits the numbers of active proviruses in cells. Recently, we found that these vectors amplify when t...

journal_title：Journal of virology

authors： Kozak SL,Kabat D

更新日期：1990-07-01 00:00:00

abstract：:Hepatitis A virus (HAV) 3C proteinase expressed in Escherichia coli was purified to homogeneity, and its cleavage specificity towards various parts of the viral polyprotein was analyzed. Intermolecular cleavage of the P2-P3 domain of the HAV polyprotein gave rise to proteins 2A, 2B, 2C, 3ABC, and 3D, suggesting that i...

journal_title：Journal of virology

authors： Schultheiss T,Sommergruber W,Kusov Y,Gauss-Müller V

更新日期：1995-03-01 00:00:00

abstract：:Two prion strains with identical incubation periods in mice exhibited distinct incubation periods and different neuropathological profiles upon serial transmission to transgenic mice expressing chimeric Syrian hamster/mouse (MH2M) prion protein (PrP) genes [Tg(MH2M) mice] and subsequent transmission to Syrian hamsters...

journal_title：Journal of virology

authors： Scott MR,Groth D,Tatzelt J,Torchia M,Tremblay P,DeArmond SJ,Prusiner SB

更新日期：1997-12-01 00:00:00

abstract：:Polyomaviruses are small nonenveloped particles with a circular double-stranded genome, approximately 5 kbp in size. The mammalian polyomaviruses mainly cause persistent subclinical infections in their natural nonimmunocompromised hosts. In contrast, the polyomaviruses of birds--avian polyomavirus (APV) and goose hemo...

journal_title：Journal of virology

authors： Johne R,Wittig W,Fernández-de-Luco D,Höfle U,Müller H

更新日期：2006-04-01 00:00:00

abstract：:Human bocavirus (HBoV) is a newly discovered parvovirus associated with acute respiratory tract illness (ARTI) and gastrointestinal illness. No previous reports indicated the presence of HBoV infection in Jiangsu Province, China. Here we report three complete genomic sequences of HBoV strains from children with gastro...

journal_title：Journal of virology

authors： Wang X,Zhang X,Tian H,Ling F,Yu M,Sun G,Yang S,Shen Q,Wang Y,Shao S,Zhang W

更新日期：2012-12-01 00:00:00

abstract：:A fresh inoculum of human adenovirus type 12 (Ad12) was obtained from the American Type Culture Collection and passaged once on human embryonic kidney cells, and Ad12 DNA was prepared from the first-passage yield to avoid higher passages which might have generated host-virus DNA recombinants. The 18 PstI fragments of ...

journal_title：Journal of virology

authors： Sprengel J,Schmitz B,Heuss-Neitzel D,Zock C,Doerfler W

更新日期：1994-01-01 00:00:00

abstract：:We have studied the fate of CD4 in CEM T cells expressing a human immunodeficiency virus type 1 HIV-1 Nef protein. Nef triggered a rapid endocytosis and a degradation of CD4, while most of the p56lck was upheld at the cell membrane. In the presence of Nef, CD4 accumulated in acidic intracellular vesicles that were not...

journal_title：Journal of virology

authors： Schwartz O,Dautry-Varsat A,Goud B,Maréchal V,Subtil A,Heard JM,Danos O

更新日期：1995-01-01 00:00:00

abstract：:Toroviruses (family Coronaviridae, order Nidovirales) are enveloped, positive-stranded RNA viruses that have been implicated in enteric disease in cattle and possibly in humans. Despite their potential veterinary and clinical relevance, little is known about torovirus epidemiology and molecular genetics. Here, we pres...

journal_title：Journal of virology

authors： Smits SL,Lavazza A,Matiz K,Horzinek MC,Koopmans MP,de Groot RJ

更新日期：2003-09-01 00:00:00

abstract：:The cytopathic effect (CPE) seen with some subgroups of avian sarcoma and leukosis virus (ASLV) is associated with viral Env activation of the death-promoting activity of TVB (a tumor necrosis factor receptor-related receptor that is most closely related to mammalian TNF-related apoptosis-inducing ligand [TRAIL] recep...

journal_title：Journal of virology

authors： Klucking S,Collins AS,Young JA

更新日期：2005-07-01 00:00:00

abstract：UNLABELLED:We have recently shown in both herpesviruses and phages that packaged viral DNA creates a pressure of tens of atmospheres pushing against the interior capsid wall. For the first time, using differential scanning microcalorimetry, we directly measured the energy powering the release of pressurized DNA from th...

journal_title：Journal of virology

authors： Bauer DW,Li D,Huffman J,Homa FL,Wilson K,Leavitt JC,Casjens SR,Baines J,Evilevitch A

更新日期：2015-09-01 00:00:00

abstract：:Genetic variation of the more complex retroviruses in the human T-cell leukemia virus/bovine leukemia virus (HTLV/BLV) group is less than in some other retroviral genera. To test whether reverse transcription of HTLV/BLV group members is less error prone than that of members of other groups, we developed an assay for ...

journal_title：Journal of virology

authors： Mansky LM,Temin HM

更新日期：1994-01-01 00:00:00

abstract：:Nondefective reticuloendotheliosis virus induces chicken bursal lymphoma in a manner similar to that of avian leukosis virus. The provirus integrates in the c-myc locus and uses a promoter insertion mechanism to activate c-myc expression. We cloned a provirus involved in c-myc activation from a B lymphoma. Detailed st...

journal_title：Journal of virology

authors： Swift RA,Boerkoel C,Ridgway A,Fujita DJ,Dodgson JB,Kung HJ

更新日期：1987-07-01 00:00:00

abstract：:During paramyxovirus entry into a host cell, receptor engagement by a specialized binding protein triggers conformational changes in the adjacent fusion protein (F), leading to fusion between the viral and cell membranes. According to the existing paradigm of paramyxovirus membrane fusion, the initial activation of F ...

journal_title：Journal of virology

authors： Porotto M,Devito I,Palmer SG,Jurgens EM,Yee JL,Yokoyama CC,Pessi A,Moscona A

更新日期：2011-12-01 00:00:00

abstract：:The hepadnavirus P gene contains amino acid sequences which share homology with all known RNases H. In this study, we made four mutants in which single amino acids of the duck hepatitis B virus (DHBV) RNase H region were altered. In two of them, amino acids at locations comprising the putative catalytic site were chan...

journal_title：Journal of virology

authors： Chen Y,Marion PL

更新日期：1996-09-01 00:00:00

abstract：:Three plaque isolates of SV40 strain 777 and 1 plaque isolate of strain 776 were grown to high-titer stocks and serially passaged, undiluted, in monkey BS-C-1 cells. In each case, the serial passaging procedure resulted in the accumulation of closed-circular SV40 DNA molecules containing covalently linked sequences ho...

journal_title：Journal of virology

authors： Lavi S,Rozenblatt S,Singer MF,Winocour E

更新日期：1973-09-01 00:00:00

abstract：:The use of adenovirus vectors for human gene therapy is limited by potent inflammatory responses that result in significant morbidity. In kidney-derived epithelial cells (REC), activation of extracellular signal-regulated kinase 1/2 (ERK) and p38 kinase (p38) pathways occurred within 20 min of transduction with the se...

journal_title：Journal of virology

authors： Tibbles LA,Spurrell JC,Bowen GP,Liu Q,Lam M,Zaiss AK,Robbins SM,Hollenberg MD,Wickham TJ,Muruve DA

更新日期：2002-02-01 00:00:00

abstract：:Live attenuated human immunodeficiency virus type 1 (HIV-1) vaccines are considered unsafe because faster-replicating pathogenic virus variants may evolve after vaccination. We previously presented a conditional-live HIV-1 variant of which replication can be switched off as an alternative vaccination strategy. To impr...

journal_title：Journal of virology

authors： Das AT,Baldwin CE,Vink M,Berkhout B

更新日期：2005-03-01 00:00:00

abstract：:Therapeutic suppression of human immunodeficiency virus type 1 (HIV-1) replication may help elucidate interactions between the host cellular immune responses and HIV-1 infection. We performed a detailed longitudinal evaluation of two subjects before and after the start of highly active antiretroviral therapy (HAART). ...

journal_title：Journal of virology

authors： Kalams SA,Goulder PJ,Shea AK,Jones NG,Trocha AK,Ogg GS,Walker BD

更新日期：1999-08-01 00:00:00

abstract：:Nonstructural protein 4 (nsp4; 204 amino acids) is the chymotrypsin-like serine main proteinase of the arterivirus Equine arteritis virus (order Nidovirales), which controls the maturation of the replicase complex. nsp4 includes a unique C-terminal domain (CTD) connected to the catalytic two-beta-barrel structure by t...

journal_title：Journal of virology

authors： van Aken D,Snijder EJ,Gorbalenya AE

更新日期：2006-04-01 00:00:00

abstract：:Proteins located in the tegument layer of herpesvirus particles play important roles in the replicative cycle at both early and late times after infection. As major constituents of the virion, they execute important functions in particular during formation of progeny virions. These functions have mostly been elucidate...

journal_title：Journal of virology

authors： Michael K,Klupp BG,Mettenleiter TC,Karger A

更新日期：2006-02-01 00:00:00

abstract：:Activation of IκB kinase subunit γ (IKKγ), a key regulator of the classical NF-κB pathway, by the vFLIP protein of Kaposi's sarcoma-associated herpesvirus (KSHV) and the Tax protein of human T cell lymphotropic virus type 1 (HTLV1) is essential for virus-associated cancer. We show that vFLIP and Tax activate this path...

journal_title：Journal of virology

authors： Shimizu A,Baratchian M,Takeuchi Y,Escors D,Macdonald D,Barrett T,Bagneris C,Collins M,Noursadeghi M

更新日期：2011-07-01 00:00:00

abstract：:Determinants of glycosylation site usage were explored by using the hemagglutinin-neuraminidase (HN) glycoprotein of the paramyxovirus Newcastle disease virus. The amino acid sequence of the HN protein, a type II glycoprotein, has six N-linked glycosylation addition sites, G1 to G6, two of which, G5 and G6, are not us...

journal_title：Journal of virology

authors： McGinnes LW,Morrison TG

更新日期：1997-04-01 00:00:00

abstract：:Early stages of infection by the mouse polyomavirus have been studied using HeLa cells stably expressing small interfering RNA to protein disulfide isomerase (PDI). Infectibility measured by nuclear T antigen expression was reduced commensurately with the degree of PDI downregulation. Infectibility was restored by tra...

journal_title：Journal of virology

authors： Gilbert J,Ou W,Silver J,Benjamin T

更新日期：2006-11-01 00:00:00