The complete nucleotide sequence of a New World simian foamy virus.

abstract：:We have previously described a revertant cell line which expresses a dominant tumor suppressor phenotype to E1 but not to heterologous oncogenes such as c-myc, N-ras, or polyoma middle t (Sircar et al. (1988) Oncogene 3, 725-728). DNA tumor virus oncogenes have been suggested to transform cells via the common mechanis...

journal_title：Virology

authors： Sircar S,Horvath J,Roberge D,Diouri M,Weber JM

更新日期：1992-11-01 00:00:00

abstract：:In human immunodeficiency virus type 1 (HIV-1) and simian immunodeficiency virus (SIV) the gag gene encodes the precursor polyprotein Pr55Gag, which is cleaved by the viral protease to produce the major structural proteins. Recently, it has been shown that HIV and SIV gag RNAs contain internal ribosome entry sites (IR...

journal_title：Virology

authors： Nicholson MG,Barber SA,Clements JE

更新日期：2007-03-30 00:00:00

abstract：:The primary cell types that sustain polyomavirus (Py) replication following intranasal infection as well as the nature of the host cellular response to Py were unknown. As this is an essential and specific site for virus entry, it seems likely that viral gene function must be adapted to these mucosal tissues. Using im...

journal_title：Virology

authors： Gottlieb K,Villarreal LP

更新日期：2000-01-05 00:00:00

abstract：:The mouse mammary tumor virus (MMTV) is a type B retrovirus that is unique from other retroviruses in having multiple "tissue specific" and "hormone inducible" promoters. This unique feature has lead to the increasing interest in studying the biology of MMTV replication with the ultimate goal of developing MMTV based ...

journal_title：Virology

authors： Rizvi TA,Ali J,Phillip PS,Ghazawi A,Jayanth P,Mustafa F

更新日期：2009-03-15 00:00:00

abstract：:HIV-2 GH-1 is a molecular clone derived from an AIDS patient from Ghana. In contrast to the prototypic molecular clone ROD, GH-1 exhibits a narrow range of target cell specificity. By an infectious assay using HeLa-CD4 cells stably transfected with an HIV-1 LTR-beta-galactosidase reporter gene and transiently expressi...

journal_title：Virology

authors： Isaka Y,Sato A,Miki S,Kawauchi S,Sakaida H,Hori T,Uchiyama T,Adachi A,Hayami M,Fujiwara T,Yoshie O

更新日期：1999-11-10 00:00:00

abstract：:The influenza RNA polymerase is known to be important in pathogenicity and adaptation of avian influenza viruses to mammalian hosts. However, the molecular mechanisms responsible are only partly understood. Here we investigated the role of the polymerase in two different, closely related, H5N1 influenza viruses - a hi...

journal_title：Virology

authors： Leung BW,Chen H,Brownlee GG

更新日期：2010-05-25 00:00:00

abstract：:CD8 T cells are necessary for controlling tumors induced by mouse polyoma virus (PyV), but the effector mechanism(s) responsible have not been determined. We examined the PyV tumorigenicity in C57BL/6 mice mutated in Fas or carrying targeted disruptions in the perforin gene or in both TNF receptor type I and type II g...

journal_title：Virology

authors： Byers AM,Hadley A,Lukacher AE

更新日期：2007-02-20 00:00:00

abstract：:Using the complete genome sequences of 19 coronavirus genomes, we analyzed the codon usage bias, dinucleotide relative abundance and cytosine deamination in coronavirus genomes. Of the eight codons that contain CpG, six were markedly suppressed. The mean NNU/NNC ratio of the six amino acids using either NNC or NNU as ...

journal_title：Virology

authors： Woo PC,Wong BH,Huang Y,Lau SK,Yuen KY

更新日期：2007-12-20 00:00:00

abstract：:Infectious Bursal Disease Virus (IBDV) causes a highly relevant poultry disease that affects young chickens causing, among other effects, immunosuppression. IBDV is a bi-segmented double stranded RNA virus. The smaller ORF of larger RNA segment encodes VP5, a 17-kDa non-structural protein. Although it is an important ...

journal_title：Virology

authors： Carballeda JM,Maroniche G,Lucero MS,Richetta M,Gómez E,Chimeno Zoth S,Berinstein A

更新日期：2015-09-01 00:00:00

abstract：:Sequence determinations of the hemagglutinin-neuraminidase (HN) glycoproteins of a temperature-sensitive mutant of Newcastle disease virus and two sequentially selected revertants had previously shown that substitution at a pair of residues, 129 and 175, resulted in a deficiency in neuraminidase (NA) activity, which w...

journal_title：Virology

authors： Sheehan JP,Iorio RM

更新日期：1992-08-01 00:00:00

abstract：:Cauliflower mosaic virus gene VI product (P6) is an essential protein that forms cytoplasmic, inclusion bodies (IBs). P6 contains four regions involved in self-association, termed D1-D4. D3 binds to D1, along with D4 and contains a spacer region (termed D3b) between two RNA-binding domains. Here we show D3b binds full...

journal_title：Virology

authors： Lutz L,Okenka G,Schoelz J,Leisner S

更新日期：2015-02-01 00:00:00

abstract：:The molecular cloning of the DNA provirus of Mason-Pfizer monkey virus (M-PMV) is described. Fourteen independent clones of integrated M-PMV proviruses were isolated from a human embryo kidney cell line that had been previously derived from a single cell clone infected with M-PMV. Characterization of these clones for ...

journal_title：Virology

authors： Barker CS,Pickel J,Tainsky M,Hunter E

更新日期：1986-09-01 00:00:00

abstract：:Sequence analysis of the murine gamma-herpesvirus 68 (gammaHV68) genome previously identified several open reading frames (ORFs) located at the left end of the viral genome that do not share homology with other known herpesvirus or cellular genes. Here, we show that one of these ORFs, M4, encodes a secreted glycoprote...

journal_title：Virology

authors： Evans AG,Moorman NJ,Willer DO,Speck SH

更新日期：2006-01-20 00:00:00

abstract：:There is no effective vaccine for Marburg virus (MBGV) or any other filovirus, nor enough pertinent information to expedite rational vaccine development. To ascertain some of the minimal requirements for a MBGV vaccine, we determined whether whole inactivated MBGV, or a baculovirus-expressed virion subunit, could be u...

journal_title：Virology

authors： Hevey M,Negley D,Geisbert J,Jahrling P,Schmaljohn A

更新日期：1997-12-08 00:00:00

abstract：:Murine leukemia virus (MuLV) genome encodes a protease (Y. Yoshinaka, I. Katoh, T.D. Copeland, and S. Oroszlan (1985), Proc. Natl. Acad. Sci. USA 82, 1618-1622), which has been shown to cause maturation, specified as morphological conversion from "immature" to "mature" form of virus cores. To examine whether "immature...

journal_title：Virology

authors： Katoh I,Yoshinaka Y,Rein A,Shibuya M,Odaka T,Oroszlan S

更新日期：1985-09-01 00:00:00

abstract：:We have examined the expression of duck hepatitis B virus (DHBV)-associated proteins in experimentally infected ducks by an immunoblot (Western) method. The DHBV-related core protein, C protein, was identified at the position of 35,000 Da (P35). Pre-S proteins were recognized as two major bands (P37 and P28), the form...

journal_title：Virology

authors： Yokosuka O,Omata M,Ito Y

更新日期：1988-11-01 00:00:00

abstract：:The genetic diversity of group M HIV-1 is highest in west central Africa. Blood samples from four locations in Cameroon were collected to determine the molecular epidemiology of HIV-1. The C2-V5 region of envelope was sequenced from 39 of the 40 samples collected, and 7 samples were sequenced across the genome. All st...

journal_title：Virology

authors： Carr JK,Torimiro JN,Wolfe ND,Eitel MN,Kim B,Sanders-Buell E,Jagodzinski LL,Gotte D,Burke DS,Birx DL,McCutchan FE

更新日期：2001-07-20 00:00:00

abstract：:We used a series of deletion mutations in the 5' untranslated region of the prototype D type retrovirus, Mason-Pfizer Monkey Virus (MPMV), to analyse RNA encapsidation. A region was identified upstream of the major splice donor which reduced particle production but had a proportionally greater effect on RNA packaging....

journal_title：Virology

authors： Guesdon FM,Greatorex J,Rhee SR,Fisher R,Hunter E,Lever AM

更新日期：2001-09-15 00:00:00

abstract：:Circoviruses are relatively novel pathogens with increased importance in canids. In this study, we first screened the presence of dog circovirus (DogCV) by molecular methods from a total number of 389 internal organ samples originating from 277 individuals of domestic dogs and wild animals including wolves, foxes and ...

journal_title：Virology

authors： Zaccaria G,Malatesta D,Scipioni G,Di Felice E,Campolo M,Casaccia C,Savini G,Di Sabatino D,Lorusso A

更新日期：2016-03-01 00:00:00

abstract：:We have investigated a novel strategy for coexpressing two genes from a retroviral vector. The 5' nontranslated leader region of at least some picornavirus RNAs contains a sequence that can act as an internal ribosome entry site allowing initiation of translation at a downstream AUG codon in a 5' cap-independent manne...

journal_title：Virology

authors： Koo HM,Brown AM,Kaufman RJ,Prorock CM,Ron Y,Dougherty JP

更新日期：1992-02-01 00:00:00

abstract：:The DNAs from the granulosis viruses of Plodia interpunctella and Pieris rapae were clearly distinguishable based on restriction endonuclease fragment patterns. By sizing single- and double-digestion products approximate molecular weights of 72 x 10(2) and 75 x 10(6), respectively, were estimated for the viral genomes...

journal_title：Virology

authors： Tweeten KA,Bulla LA Jr,Consigli RA

更新日期：1980-07-30 00:00:00

abstract：:Human parainfluenza virus type 2 phosphoprotein (P) is an essential component of viral polymerase. The P gene encodes both P and accessory V proteins by a specific gene editing mechanism. Therefore, the N-terminal 164 amino acids of P protein are common to V protein. Interestingly, while P protein is located in the cy...

journal_title：Virology

authors： Ohtsuka J,Matsumoto Y,Ohta K,Fukumura M,Tsurudome M,Nosaka T,Nishio M

更新日期：2019-02-01 00:00:00

abstract：:Influenza A virus, a respiratory pathogen manipulates various host cellular processes to establish a successful infection in a host. We had reported earlier the interaction of influenza A virus nucleoprotein with host glycolytic enzymes; alpha enolase and pyruvate kinase in A549 cells. Matrix protein (M1), another mul...

journal_title：Virology

authors： Mishra S,Goyal P,Kumar D,Chaudhari R,Rajala MS

更新日期：2020-10-01 00:00:00

abstract：:Vaccinia topoisomerase provides a model system for structure-function analysis of the type IB topoisomerase family. Here we performed an alanine scan of eight positions in the beta4 and beta5 strands of the N-terminal domain (Leu57, Ile58, Phe59, Val60, Gly61, Ser62, Gln69 and Gly73) and eight positions in the alpha8-...

journal_title：Virology

authors： Tian L,Shuman S

更新日期：2007-03-15 00:00:00

abstract：:Deletion of the nef gene results in viral attenuation and confers protection against challenge with wild-type simian immunodeficiency virus in macaques. Regarding HIV-1 infection, a few long-term nonprogressors (LTNP) with nef deletions have been described. In this study, the nef genes of a group of seven LTNP and eig...

journal_title：Virology

authors： Brambilla A,Turchetto L,Gatti A,Bovolenta C,Veglia F,Santagostino E,Gringeri A,Clementi M,Poli G,Bagnarelli P,Vicenzi E

更新日期：1999-07-05 00:00:00

abstract：:Replication of Tomato bushy stunt virus (TBSV) RNA takes place on the cytosolic membrane surface of peroxisomes in plants and in yeast, a model host. To identify the host proteins involved in assisting the peroxisomal localization of the tombusvirus p33 replication protein, we tested if p33 could bind directly to yeas...

journal_title：Virology

authors： Pathak KB,Sasvari Z,Nagy PD

更新日期：2008-09-30 00:00:00

abstract：:Dendrolimus punctatus tetravirus (DpTV) belongs to the genus omegatetravirus of the Alphatetraviridae family. Sequence analysis predicts that DpTV replicase contains a putative helicase domain (Hel). However, the helicase activity in alphatetraviruses has never been formally determined. In this study, we determined th...

journal_title：Virology

authors： Wang Q,Han Y,Qiu Y,Zhang S,Tang F,Wang Y,Zhang J,Hu Y,Zhou X

更新日期：2012-11-25 00:00:00

abstract：:The core gene promoter of duck hepatitis B virus (DHBV) has been localized and an enhancer element has been found in a region of the DHBV genome immediately upstream of the core promoter. This enhancer was able to activate expression from both the core promoter and the S promoter of DHBV, as well as from the heterolog...

journal_title：Virology

authors： Liu C,Condreay LD,Burch JB,Mason W

更新日期：1991-09-01 00:00:00

abstract：:The glycosylation pattern of several flavivirus E proteins as well as the role of carbohydrate in biological functions and the antigenic structure of tick-borne encephalitis (TBE) virus were investigated by the use of specific endoglycosidases. Endoglycosidase F digestion revealed the presence of a single asparagine-l...

journal_title：Virology

authors： Winkler G,Heinz FX,Kunz C

更新日期：1987-08-01 00:00:00

abstract：:Tobacco mosaic virus (TMV) RNA was encapsulated in large unilamellar vesicles (LUV) of phosphatidylserine and was introduced into protoplasts from Vinca rosea suspension cultures. Infection could be effected by brief incubation of protoplasts with the LUV containing TMV-RNA in the presence of either polyethylene glyco...

journal_title：Virology

authors： Fukunaga Y,Nagata T,Takebe I

更新日期：1981-09-01 00:00:00