Integrin alpha2beta1 mediates the cell attachment of the rotavirus neuraminidase-resistant variant nar3.

abstract：:Viral metagenomics coupled to high-throughput sequencing has provided a powerful tool for large-scale detection of known and unknown viruses associated to distinct hosts and environments. Using this approach, known and novel viruses have been characterized from sylvatic and commercial avian hosts, increasing our under...

journal_title：Virology

authors： Cibulski S,Weber MN,de Sales Lima FE,Lima DA,Fernandes Dos Santos H,Teixeira TF,Varela APM,Tochetto C,Mayer FQ,Roehe PM

更新日期：2020-09-01 00:00:00

abstract：:In order to study the effect of nef gene expression on viral replication in monocytic cells, we established monocytic (U937 and THP-1) cell transfectants constitutively expressing the human immunodeficiency virus type 1 nef gene. We constructed a plasmid expressing the nef gene derived from an infectious clone, NL432,...

journal_title：Virology

authors： Tsunetsugu-Yokota Y,Matsuda S,Maekawa M,Saito T,Takemori T,Takebe Y

更新日期：1992-12-01 00:00:00

abstract：:A novel human papillomavirus type (HPV) was cloned from an invasive cervical carcinoma. The viral clone showed no homology with other known prototypes of HPV (HPV-1 through HPV-57), except HPV-33 by Southern blot analysis under stringent conditions. It showed less than 20% homology to HPV-33 by reassociation kinetic a...

journal_title：Virology

authors： Matsukura T,Sugase M

更新日期：1990-08-01 00:00:00

abstract：:Viruses were recovered from HeLa S3 cells and African green monkey kidney (AGMK) cells transfected with an infectious cDNA clone of poliovirus vaccine Sabin 1 strain. The viruses recovered from the different DNA-transfected cells were tested for the biological characteristics of temperature sensitivity (rct marker), p...

journal_title：Virology

authors： Kohara M,Abe S,Kuge S,Semler BL,Komatsu T,Arita M,Itoh H,Nomoto A

更新日期：1986-05-01 00:00:00

abstract：:The Sindbis virus mutant SB-RL, in contrast to its parent, Sindbis strain AR339 (SB), is attenuated in neonatal mice, has an increased rate of penetration in tissue culture cells, and is more sensitive to neutralization by E2-specific monoclonal antibodies (MCAbs) R6 and R13. These phenotypic differences are controlle...

journal_title：Virology

authors： Pence DF,Davis NL,Johnston RE

更新日期：1990-03-01 00:00:00

abstract：:The 5' leader region of the HIV-1 RNA contains the major 5' splice site (ss) that is used in the production of all spliced viral RNAs. This splice-donor (SD) region can fold a stem-loop structure. We demonstrate that whereas stabilization of this SD hairpin reduces splicing efficiency, destabilization increases splici...

journal_title：Virology

authors： Mueller N,van Bel N,Berkhout B,Das AT

更新日期：2014-11-01 00:00:00

abstract：:Cell lines persistently infected with foot-and-mouth disease virus (FMDV) have been established by growth of BHK-21 (c-13) or IBRS-2 (c-26) that survived standard cytolytic infections with FMDV. They maintain cytoplasmic FMDV RNA sequences, as shown by dot blot hybridization tests, using cloned FMDV cDNA as probes. Ce...

journal_title：Virology

authors： de la Torre JC,Dávila M,Sobrino F,Ortín J,Domingo E

更新日期：1985-08-01 00:00:00

abstract：:Guinea pig cytomegalovirus (GPCMV) immediate early proteins, IE1 and IE2, demonstrated structural and functional homologies with human cytomegalovirus (HCMV). GPCMV IE1 and IE2 co-localized in the nucleus with each other, the viral polymerase and guinea pig ND10 components (gpPML, gpDaxx, gpSp100, gpATRX). IE1 showed ...

journal_title：Virology

authors： Hornig J,Choi KY,McGregor A

更新日期：2017-04-01 00:00:00

abstract：:Many plant virus coat proteins have binding sites for divalent cations, particularly calcium. It has been speculated that the purpose of such sites is to ensure that plant viruses release their RNA only in the host cytoplasm which has a low calcium concentration. By comparison to tomato bushy stunt virus, two of the a...

journal_title：Virology

authors： Laakso MM,Heaton LA

更新日期：1993-12-01 00:00:00

abstract：:Electron microscopy and sequence analysis have suggested the presence of distinct morphological regions within the reovirus cell attachment protein sigma 1. Kinking of purified sigma 1 observed by electron microscopy and sequence-predicted flexibility profiles suggest the presence of potential flexible regions in the ...

journal_title：Virology

authors： Duncan R,Lee PW

更新日期：1994-08-15 00:00:00

abstract：:Sequences critical for the activity of the measles virus (MV) RNA polymerase in transcription and replication were analyzed using a MV genomic cDNA library containing overlapping clones encompassing the entire MV genome. Clones corresponding to the 3' and 5' ends of the MV genome were identified and sequenced, and the...

journal_title：Virology

authors： Crowley JC,Dowling PC,Menonna J,Silverman JI,Schuback D,Cook SD,Blumberg BM

更新日期：1988-06-01 00:00:00

abstract：:The extraordinarily high level of genetic variation of HIV-1 env genes poses a challenge to obtain antibodies that cross-react with multiple subtype Env glycoproteins. To determine if cross-reactive monoclonal antibodies (mAbs) to highly conserved epitopes in HIV-1 envelope glycoproteins can be induced, we immunized m...

journal_title：Virology

authors： Gao F,Scearce RM,Alam SM,Hora B,Xia S,Hohm JE,Parks RJ,Ogburn DF,Tomaras GD,Park E,Lomas WE,Maino VC,Fiscus SA,Cohen MS,Moody MA,Hahn BH,Korber BT,Liao HX,Haynes BF

更新日期：2009-11-10 00:00:00

abstract：:PBMC and vaginal cell (VC) viruses were studied from 5 HIV-infected females for the presence of drug-resistance and non-drug resistance associated mutations. A 1318-bp fragment of polymerase gene was amplified from PBMC and VC proviral DNA. Four of the 5 PBMC viruses exhibited drug resistance-associated mutations in r...

journal_title：Virology

authors： Tirado G,Jove G,Reyes E,Sepulveda G,Yamamura Y,Singh DP,Kumar A

更新日期：2005-04-10 00:00:00

abstract：:The transcripts of the DNA of Abutilon mosaic virus, a geminivirus with a bipartite genome (DNA A and DNA B), were characterized by Northern blot hybridization, S1 nuclease assay, primer extension analysis, and sequencing of the 3' termini of cDNA clones. It was shown that transcription is bidirectional and that the t...

journal_title：Virology

authors： Frischmuth S,Frischmuth T,Jeske H

更新日期：1991-12-01 00:00:00

abstract：:The co-existence of hepatitis B surface antigen (HBsAg) and anti-HBs antibodies (HBsAb) in serum of hepatitis B virus (HBV)-chronic carriers has been previously associated with HBsAg-amino acid (aa) substitutions. However, the aa pattern of HBV-reverse transcriptase (RT) and the clinical settings associated with this ...

journal_title：Virology

authors： Colson P,Borentain P,Motte A,Henry M,Moal V,Botta-Fridlund D,Tamalet C,Gérolami R

更新日期：2007-10-10 00:00:00

abstract：:Geminiviruses are small, ssDNA-containing plant viruses. Bean golden mosaic virus (BGMV) and tomato golden mosaic virus (TGMV) have bipartite genomes, the components of which are designated A and B. Although they are closely related, BGMV and TGMV nevertheless exhibit distinct host-specific phenotypes, with BGMV being...

journal_title：Virology

authors： Gillette WK,Meade TJ,Jeffrey JL,Petty IT

更新日期：1998-11-25 00:00:00

abstract：:The recently described taxon Negevirus is comprised of a diverse group of insect-specific viruses isolated from mosquitoes and phlebotomine sandflies. In this study, a comprehensive genetic characterization, molecular, epidemiological and evolutionary analyses were conducted on nearly full-length sequences of 91 new n...

journal_title：Virology

authors： Nunes MRT,Contreras-Gutierrez MA,Guzman H,Martins LC,Barbirato MF,Savit C,Balta V,Uribe S,Vivero R,Suaza JD,Oliveira H,Nunes Neto JP,Carvalho VL,da Silva SP,Cardoso JF,de Oliveira RS,da Silva Lemos P,Wood TG,Widen SG

更新日期：2017-04-01 00:00:00

abstract：:HIV-1 entry into cells requires the interaction of both HIV-1 envelope proteins and membrane lipids. We investigated the mechanism of neutralization of HIV-1 infection of primary monocyte-derived macrophages (MDM) by a murine monoclonal antibody (mAb) WR321. WR321 specifically binds phosphatidylinositol-4-phosphate an...

journal_title：Virology

authors： Jobe O,Peachman KK,Matyas GR,Asher LV,Alving CR,Rao M

更新日期：2012-09-01 00:00:00

abstract：:The 380-kb chlorella virus NY-2A genome is highly methylated; 45% of the cytosines are 5-methylcytosine (5mC) and 37% of the adenines are N6-methyladenine (6mA). Based on the sensitivity/resistance of NY-2A DNA to 80 methylation-sensitive DNA restriction endonucleases, the virus is predicted to encode at least 10 DNA ...

journal_title：Virology

authors： Zhang Y,Nelson M,Nietfeldt J,Xia Y,Burbank D,Ropp S,Van Etten JL

更新日期：1998-01-20 00:00:00

abstract：:Human Papillomavirus infection is highly prevalent worldwide. While most types of HPV cause benign warts, some high-risk types are known to cause cervical cancer, as well as cancer of the oral cavity and head and neck. Persistent cutaneous HPV infection can be particularly problematic in patients with chronic immunosu...

journal_title：Virology

authors： Devitt K,Hanson SJ,Tuong ZK,McMeniman E,Soyer HP,Frazer IH,Lukowski SW

更新日期：2019-11-01 00:00:00

abstract：:The HPIV2 V protein inhibits type I interferon (IFN) induction and signaling. To manipulate the V protein, whose coding sequence overlaps that of the polymerase-associated phosphoprotein (P), without altering the P protein, we generated an HPIV2 virus in which P and V are expressed from separate genes (rHPIV2-P+V). rH...

journal_title：Virology

authors： Schaap-Nutt A,D'Angelo C,Amaro-Carambot E,Nolan SM,Davis S,Wise SM,Higgins C,Bradley K,Kim O,Mayor R,Skiadopoulos MH,Collins PL,Murphy BR,Schmidt AC

更新日期：2010-10-10 00:00:00

abstract：:The human immunodeficiency virus (HIV-1) causes various hematopoietic abnormalities, with thrombocytopenia (TP) occurring in 30% of infected individuals. In the present study, we aimed to determine whether HIV-1 in the bone marrow of TP patients can infect primary megakaryocytes in vitro, which may contribute to the d...

journal_title：Virology

authors： Voulgaropoulou F,Pontow SE,Ratner L

更新日期：2000-03-30 00:00:00

abstract：:An open reading frame which encodes at least 90% of the adenovirus type 2 DNA polymerase gene was cloned behind the SP6 promoter and transcribed in vitro using the SP6 RNA polymerase. The resultant RNA was translated in a rabbit reticulocyte cell free system. In addition to the translation of a 120-kDa protein corresp...

journal_title：Virology

authors： Hassin D,Korn R,Horwitz MS

更新日期：1986-11-01 00:00:00

abstract：:The human hepatitis B Virus genome (HBV) contains a liver-specific enhancer upstream of the X ORF which has been studied in detail by several investigators. A second liver-specific enhancer element, designated here as enhancer II, has been relatively recently described in the HBV genome, which is located within the co...

journal_title：Virology

authors： López-Cabrera M,Letovsky J,Hu KQ,Siddiqui A

更新日期：1991-08-01 00:00:00

abstract：:Lloviu virus (LLOV), a phylogenetically divergent filovirus, is the proposed etiologic agent of die-offs of Schreibers's long-fingered bats (Miniopterus schreibersii) in western Europe. Studies of LLOV remain limited because the infectious agent has not yet been isolated. Here, we generated a recombinant vesicular sto...

journal_title：Virology

authors： Ng M,Ndungo E,Jangra RK,Cai Y,Postnikova E,Radoshitzky SR,Dye JM,Ramírez de Arellano E,Negredo A,Palacios G,Kuhn JH,Chandran K

更新日期：2014-11-01 00:00:00

abstract：:Chlorella viruses or chloroviruses form polysaccharide fibers on the cell wall of host Chlorella cells after infection. Such polysaccharides are either hyaluronan synthesized by virus-encoded hyaluronan synthase (HAS) or chitin synthesized by viral chitin synthase (CHS). Some chloroviruses synthesize both hyaluronan (...

journal_title：Virology

authors： Mohammed Ali AM,Kawasaki T,Yamada T

更新日期：2005-11-10 00:00:00

abstract：:HIV CRF07 B'/C is a strain circulating mainly in northwest region of China. The gp41 region of CRF07 is derived from a clade C virus. In order to compare the difference of CRF07 gp41 with that of typical clade B virus, we solved the crystal structure of the core region of CRF07 gp41. Compared with clade B gp41, CRF07 ...

journal_title：Virology

authors： Du J,Xue H,Ma J,Liu F,Zhou J,Shao Y,Qiao W,Liu X

更新日期：2013-11-01 00:00:00

abstract：:The efficacy of combining immunization with human immunodeficiency vitus type 1 (HIV-1) DNA and HIV-1 recombinant proteins to obtain protection from chimeric simian/human immunodeficiency virus (SHIV) was determined. Four cynomolgus monkeys received four gene-gun immunizations intraepidermally of plasmid DNA encoding ...

journal_title：Virology

authors： Putkonen P,Quesada-Rolander M,Leandersson AC,Schwartz S,Thorstensson R,Okuda K,Wahren B,Hinkula J

更新日期：1998-10-25 00:00:00

abstract：:Hepatitis B virus-infected patients frequently have viral particles with DNA derived from differently spliced RNA. Which factors influence the synthesis of these splice variants is unclear. We analysed the type of splice variants produced from different genotypes and determined whether they are secreted as efficiently...

journal_title：Virology

authors： Sommer G,van Bömmel F,Will H

更新日期：2000-06-05 00:00:00

abstract：:L83V-related variants of human papillomavirus (HPV) 16 E6, exemplified by the Asian-American variant Q14H/H78Y/L83V, were shown to be more prevalent than E6 prototype in progressing lesions and cervical cancer. We evaluated functions relevant to carcinogenesis for the E6 variants L83V, R10/L83V and Q14H/H78Y/L83V as w...

journal_title：Virology

authors： Zehbe I,Richard C,DeCarlo CA,Shai A,Lambert PF,Lichtig H,Tommasino M,Sherman L

更新日期：2009-01-05 00:00:00