Structural requirements for trans activation of human immunodeficiency virus type 1 long terminal repeat-directed gene expression by tat: importance of base pairing, loop sequence, and bulges in the tat-responsive sequence.

abstract：:Mouse mammary tumor virus (MMTV) infects a number of different cell types, including mammary gland and lymphoid cells, in vivo. To identify the cellular receptor for this virus, a mouse cDNA expression library was transfected into Cos-7 monkey kidney cells, and those transfected cells able to bind virus were selected ...

journal_title：Journal of virology

authors： Golovkina TV,Dzuris J,van den Hoogen B,Jaffe AB,Wright PC,Cofer SM,Ross SR

更新日期：1998-04-01 00:00:00

abstract：:In addition to encoding the structural and regulatory proteins, many viruses encode auxiliary proteins, some of which have been shown to play important roles in lytic and latent states of the viruses. The human neurotropic JC virus (JCV) genome encodes an auxiliary protein called Agno whose function remains unknown. H...

journal_title：Journal of virology

authors： Safak M,Barrucco R,Darbinyan A,Okada Y,Nagashima K,Khalili K

更新日期：2001-02-01 00:00:00

abstract：:Equine herpesvirus 1 (EHV-1, Kentucky A strain) preparations enriched for defective interfering particles (DIPs) can readily establish persistent infection. The UL1 gene, which is conserved in the genome of DIPs that mediate persistent infection, maps between nucleotides 1418 and 2192 (258 amino acids) from the L (lon...

journal_title：Journal of virology

authors： Harty RN,Caughman GB,Holden VR,O'Callaghan DJ

更新日期：1993-07-01 00:00:00

abstract：:Recruitment and extravasation of T cells through the blood-brain barrier are favored by adhesion molecule-mediated interactions of circulating T cells with endothelial cells. Since a common pathological finding in human T-cell leukemia virus type 1 (HTLV-1)-associated diseases is the infiltration of HTLV-1-infected T ...

journal_title：Journal of virology

authors： Valentin H,Lemasson I,Hamaia S,Cassé H,König S,Devaux C,Gazzolo L

更新日期：1997-11-01 00:00:00

abstract：UNLABELLED:Human immunodeficiency virus type 1 (HIV-1) infection in the central nervous system (CNS) is characterized by replication in macrophages or brain microglia that express low levels of the CD4 receptor and is the cause of HIV-associated dementia and related cognitive and motor disorders that affect 20 to 30% o...

journal_title：Journal of virology

authors： Zhuang K,Leda AR,Tsai L,Knight H,Harbison C,Gettie A,Blanchard J,Westmoreland S,Cheng-Mayer C

更新日期：2014-08-01 00:00:00

abstract：:The level of RNase activity in human interferon preparations was examined. Although sequential purification of interferon resulted in nearly a 300-fold increase in specific activity, RNase-specific activity remained more or less constant. The implications of this finding for the analyses of the mode of action of inter...

journal_title：Journal of virology

authors： Winchurch RA,Karpetsky TP,Levy CC,Cantell K

更新日期：1977-03-01 00:00:00

abstract：:Immunization of mice with DNA encoding the influenza virus hemagglutinin (HA) affords complete protection against lethal influenza virus infection and the means to investigate the mechanisms of B-cell responsiveness to virus challenge. Using a single-cell enzyme-linked immunospot assay, we sought to determine the loca...

journal_title：Journal of virology

authors： Justewicz DM,Morin MJ,Robinson HL,Webster RG

更新日期：1995-12-01 00:00:00

abstract：:The highly syncytium-inducing M strain and the weakly syncytium-inducing SC strain of bovine parainfluenza 3 virus differ by a single amino acid substitution in each of the hemagglutinin-neuraminidase (HN) and membrane (M) proteins, while their fusion (F) proteins are identical (T. Shioda, S. Wakao, S. Suzu, and H. Sh...

journal_title：Journal of virology

authors： Sakai Y,Shibuta H

更新日期：1989-09-01 00:00:00

abstract：:The retroviral primary transcription product is a multifunctional RNA that is utilized as pre-mRNA, mRNA, and genomic RNA. The relationship between human immunodeficiency virus type 1 (HIV-1) unspliced transcripts used as mRNA for viral protein synthesis and as virion precursor RNA (vpRNA) for encapsidation remains an...

journal_title：Journal of virology

authors： Butsch M,Boris-Lawrie K

更新日期：2000-12-01 00:00:00

abstract：:The adenovirus tripartite leader is a 200-nucleotide 5' noncoding region that is found on all late viral mRNAs. This segment is required for preferential translation of viral mRNAs at late times during infection. Most tripartite leader-containing mRNAs appear to exhibit little if any requirement for intact cap-binding...

journal_title：Journal of virology

authors： Dolph PJ,Racaniello V,Villamarin A,Palladino F,Schneider RJ

更新日期：1988-06-01 00:00:00

abstract：:To examine the cell fusion activity of hepatitis C virus (HCV) envelope proteins (E1 and E2), we have established a sensitive cell fusion assay based on the activation of a reporter gene as described previously (O. Nussbaum, C. C. Broder, and E. A. Berger, J. Virol. 68:5411-5422, 1994). The chimeric HCV E1 and E2 prot...

journal_title：Journal of virology

authors： Takikawa S,Ishii K,Aizaki H,Suzuki T,Asakura H,Matsuura Y,Miyamura T

更新日期：2000-06-01 00:00:00

abstract：:The human papillomavirus type 11 (HPV-11) L1 major capsid protein can be trypsinized to generate recombinant capsomeres that retain HPV genotype-restricted capsid antigenicity (M. Li, T. P. Cripe, P. A. Estes, M. K. Lyon, R. C. Rose, and R. L. Garcea, J. Virol. 71:2988-2995, 1997). In the present study, HPV-11 virion-...

journal_title：Journal of virology

authors： Rose RC,White WI,Li M,Suzich JA,Lane C,Garcea RL

更新日期：1998-07-01 00:00:00

abstract：:Glycoprotein D (gD) interacts with two alternative protein receptors, nectin1 and HveA, to mediate herpes simplex virus (HSV) entry into cells. Fusion of the envelope with the plasma membrane requires, in addition to gD, glycoproteins gB, gH, and gL. Coexpression of the four glycoproteins (gD, gB, gH, and gL) promotes...

journal_title：Journal of virology

authors： Zhou G,Avitabile E,Campadelli-Fiume G,Roizman B

更新日期：2003-03-01 00:00:00

abstract：:Infection of Escherichia coli with the satellite virus P4 without its helper bacteriophage P2 leads either to the immune integrated state or to the nonimmune multicopy plasmid condition. We analyzed the transcription pattern of the phage plasmid P4 early and late after infection and during the stable plasmid or lysoge...

journal_title：Journal of virology

authors： Dehó G,Zangrossi S,Ghisotti D,Sironi G

更新日期：1988-05-01 00:00:00

abstract：:The early steps of the intracellular trafficking of human papillomavirus type 16 (HPV-16), -31, and -58 pseudovirions were studied by investigating the effects of drugs acting at defined points of endocytosis pathways on virus-like particle-mediated pseudoinfection by overexpression of a dominant-negative form of the ...

journal_title：Journal of virology

authors： Bousarghin L,Touzé A,Sizaret PY,Coursaget P

更新日期：2003-03-01 00:00:00

abstract：:Kilham rat virus (KRV) contains linear, single-stranded DNA in the virion. The fate of radioactive viral DNA was followed after infection of monolayer cells. Within 60 min after infection of cells, 28 to 42% of the parental viral DNA is converted to a new form. This new DNA form is believed to be double stranded and l...

journal_title：Journal of virology

authors： Salzman LA,White W

更新日期：1973-02-01 00:00:00

abstract：:Transfection of the E6 and E7 genes of the high-risk human papillomaviruses (HPVs) into primary genital keratinocytes generates colonies of proliferating cells which are resistant to calcium- and serum-induced terminal differentiation. To genetically map the HPV gene(s) responsible for this cellular phenotype, we clon...

journal_title：Journal of virology

authors： Sherman L,Schlegel R

更新日期：1996-05-01 00:00:00

abstract：:The filoviruses Ebola Zaire virus and Marburg virus are believed to infect target cells through endocytic vesicles, but the details of this pathway are unknown. We used a pseudotyping strategy to investigate the cell biology of filovirus entry. We observed that specific inhibitors of the caveola system, including chol...

journal_title：Journal of virology

authors： Empig CJ,Goldsmith MA

更新日期：2002-05-01 00:00:00

abstract：:Reoviruses isolated from persistently infected cultures (PI viruses) can grow in the presence of ammonium chloride, a weak base that blocks acid-dependent proteolysis of viral outer-capsid proteins during viral entry into cells. We used reassortant viruses isolated from crosses of wild-type (wt) reovirus strain, type ...

journal_title：Journal of virology

authors： Wetzel JD,Wilson GJ,Baer GS,Dunnigan LR,Wright JP,Tang DS,Dermody TS

更新日期：1997-02-01 00:00:00

abstract：:Understanding the role of host factors during lethal influenza virus infection is critical to deciphering the events that determine the fate of the host. One such factor is encoded by the Mx1 gene, which confers resistance to influenza virus infection. Here, we compared pathology and global gene expression profiles in...

journal_title：Journal of virology

authors： Cilloniz C,Pantin-Jackwood MJ,Ni C,Carter VS,Korth MJ,Swayne DE,Tumpey TM,Katze MG

更新日期：2012-03-01 00:00:00

abstract：:The replication proteins Rep and Rep' of porcine circovirus type 1 (PCV1) are both capable of introducing and resealing strand discontinuities at the viral origin of DNA replication in vitro underlying genome amplification by rolling-circle replication. The PCV1 origin of replication encompasses the minimal binding si...

journal_title：Journal of virology

authors： Steinfeldt T,Finsterbusch T,Mankertz A

更新日期：2007-06-01 00:00:00

abstract：:Five minority populations of aberrant, varicella-zoster virus (VZV)-derived genomes were identified among the encapsidated DNAs obtained from the nuclear and cytoplasmic fractions of an in vitro infection initiated with a lyophilized sample of the BIKEN VZV vaccine (strain Oka). These were (i) VZV genomes, present wit...

journal_title：Journal of virology

authors： Vlazny DA,Hyman RW

更新日期：1985-10-01 00:00:00

abstract：:Hepatitis C virus (HCV) infection is treated with interferon (IFN)-based therapy. The mechanisms by which IFN suppresses HCV replication are not known, and only limited efficacy is achieved with therapy because the virus directs mechanisms to resist the host IFN response. In the present study we characterized the effe...

journal_title：Journal of virology

authors： Wang C,Pflugheber J,Sumpter R Jr,Sodora DL,Hui D,Sen GC,Gale M Jr

更新日期：2003-04-01 00:00:00

abstract：:Synthesis of the fiber protein of human adenovirus serotype 2 (Ad2) is 100-fold lower in abortively infected monkey cells, compared with productive infections, despite only a 5- to 10-fold reduction in fiber mRNA levels. Previously Anderson and Klessig (Proc. Natl. Acad Sci. USA 81:4023-4027, 1984) demonstrated a dire...

journal_title：Journal of virology

authors： Silverman L,Klessig DF

更新日期：1989-10-01 00:00:00

abstract：:The Epstein-Barr virus (EBV) genome contains an open reading frame, BHRF1, that encodes a presumptive membrane protein with sequence similarity to the proto-oncogene bcl2, which is linked to human B-cell follicular lymphoma. Potential roles for BHRF1 in EBV's ability to growth transform human B cells and to replicate ...

journal_title：Journal of virology

authors： Lee MA,Yates JL

更新日期：1992-04-01 00:00:00

abstract：:Hepatitis C virus (HCV) infection remains a major worldwide health problem despite development of highly effective direct-acting antivirals. HCV rapidly evolves upon acute infection and generates multiple viral variants (quasispecies), leading to immune evasion and persistent viral infection. Identification of epitope...

journal_title：Journal of virology

authors： Tong Y,Li Q,Li R,Xu Y,Pan Y,Niu J,Zhong J

更新日期：2020-08-17 00:00:00

abstract：:Genetic bottlenecks are important events in the genetic diversification of organisms and colonization of new ecological niches. Repeated bottlenecking of RNA viruses often leads to fitness losses due to the operation of Muller's ratchet. Herein we use vesicular stomatitis virus to determine the transmission population...

journal_title：Journal of virology

authors： Novella IS,Elena SF,Moya A,Domingo E,Holland JJ

更新日期：1995-05-01 00:00:00

abstract：:The matrix (M1) protein of influenza virus is a major structural component, involved in regulation of viral ribonucleoprotein transport into and out of the nucleus. Early in infection, M1 is distributed in the nucleus, whereas later, it is localized predominantly in the cytoplasm. Using immunofluorescence microscopy a...

journal_title：Journal of virology

authors： Whittaker G,Kemler I,Helenius A

更新日期：1995-01-01 00:00:00

abstract：:During primary infection, the number of HIV-1 particles in plasma increases rapidly, reaches a peak, and then declines until it reaches a set point level. Understanding the kinetics of primary infection, and its effect on the establishment of chronic infection, is important in defining the early pathogenesis of HIV. W...

journal_title：Journal of virology

authors： Ribeiro RM,Qin L,Chavez LL,Li D,Self SG,Perelson AS

更新日期：2010-06-01 00:00:00

abstract：:Recently, we demonstrated that inverted repeat sequences inserted into first-generation adenovirus (Ad) vector genomes mediate precise genomic rearrangements resulting in vector genomes devoid of all viral genes that are efficiently packaged into functional Ad capsids. As a specific application of this finding, we gen...

journal_title：Journal of virology

authors： Lieber A,Steinwaerder DS,Carlson CA,Kay MA

更新日期：1999-11-01 00:00:00