Genetic expression in bacteriophage lambda. IV. Effects of P2 prophage on lambda inhibition of host synthesis and lambda gene expression.

abstract：:The propensity of retroviruses to rapidly establish persistent infections poses a formidable problem in vaccination strategies. In the current study, we use a live attenuated vaccine to study protection against acute and persistent Friend virus infections in mice. Adoptive transfers of immune CD8(+) T cells combined w...

journal_title：Virology

authors： Dittmer U,Hasenkrug KJ

更新日期：2000-06-20 00:00:00

abstract：:Infectious bronchitis has remained one of the most difficult to control diseases in poultry since it was first described in 1931. Previous studies demonstrated that primary CD8(+) T lymphocytes collected at 10 days post-infection (p.i.) are important in controlling acute infection. To further investigate the role of m...

journal_title：Virology

authors： Pei J,Briles WE,Collisson EW

更新日期：2003-02-15 00:00:00

abstract：:We previously described a thymus-tropic HIV-1 envelope (R3A Env) from a rapid progressor obtained at the time of transmission. An HIV-1 molecular recombinant with the R3A Env supported extensive replication and pathogenesis in the thymus and did not require Nef. Another Env from the same patient did not display the sa...

journal_title：Virology

authors： Meissner EG,Coffield VM,Su L

更新日期：2005-06-05 00:00:00

abstract：:Human papillomavirus (HPV) is a family of viruses divided into five genera: alpha, beta, gamma, mu, and nu. There is an ongoing discussion about whether beta genus HPVs (β-HPVs) contribute to cutaneous squamous cell carcinoma (cSCC). The data presented here add to this conversation by determining how a β-HPV E6 protei...

journal_title：Virology

authors： Dacus D,Riforgiate E,Wallace NA

更新日期：2020-10-01 00:00:00

abstract：:We have studied the assembly of human immunodeficiency virus (HIV-1) Gag-B-galactosidase (Gag-B-gal; GBG) fusion proteins into HIV particles in the presence of HIV Gag proteins. Release of fusion proteins from cells was measured by assay of media versus cellular B-gal activities and was dependent on co-expression of u...

journal_title：Virology

authors： Wang CT,Stegeman-Olsen J,Zhang Y,Barklis E

更新日期：1994-05-01 00:00:00

abstract：:The caprine arthritis-encephalitis (CAEV) and ovine maedi-visna (MVV) viruses are resistant to antibody neutralization, a feature shared with all other lentiviruses. Whether the CAEV gp135 receptor binding site(s) (RBS) in the functional surface envelope glycoprotein (Env) is protected from antibody binding, allowing ...

journal_title：Virology

authors： Hötzel I,Cheevers WP

更新日期：2005-09-01 00:00:00

abstract：:The relationship between the cell cycle and the presence of the nuclear T antigen in simian virus 40-transformed rat cells independently derived from FR 3T3 cells has been investigated using a fluorescence-activated cell sorter and a combination of stainings for cellular DNA (4',6-diamidine-2-phenylindole dihydrochlor...

journal_title：Virology

authors： Imbert J,Lawrence JJ,Birg F

更新日期：1983-04-30 00:00:00

abstract：:A dodecapeptide containing the sequence of the C terminus of the nonstructural polyprotein of Sindbis virus has been synthesized and used to immunize rabbits. The antisera obtained precipitated polypeptides from cells infected with the HR strains of Sindbis or with temperature-sensitive mutants ts11 or ts18. Four diff...

journal_title：Virology

authors： Lopez S,Bell JR,Strauss EG,Strauss JH

更新日期：1985-03-01 00:00:00

abstract：:Three SV40 escape mutants were identified by selection in the presence of monoclonal antibodies with neutralizing activity. The VP1 amino acid alterations in these mutants were: (1) K73-->E (in loop BC); (2) D77-->E (in loop BC); (3) K171-->R (in loop EF); and (4) Q175-->H (in loop EF). These residues are clustered in...

journal_title：Virology

authors： Murata H,Teferedegne B,Sheng L,Lewis AM Jr,Peden K

更新日期：2008-11-10 00:00:00

abstract：:The sequence of the 5'-end of the genome of dengue 2 (Jamaica genotype) virus has been previously reported (V. Deubel, R. M. Kinney, and D. W. Trent, 1986, Virology 155, 365-377). We have now cloned and sequenced the remaining 75% of the genomic RNA that encodes the nonstructural proteins. The complete genome is 10,72...

journal_title：Virology

authors： Deubel V,Kinney RM,Trent DW

更新日期：1988-07-01 00:00:00

abstract：:Human rotaviruses (Wa, KUN, MO) showed hemagglutination (HA) only with fixed 1-day-old chicken erythrocytes, and their HA activities were completely destroyed by trypsin activation of virions. Simian SA-11 and bovine NCDV had HA activities not only against fixed erythrocytes but also against fresh erythrocytes from va...

journal_title：Virology

authors： Fukudome K,Yoshie O,Konno T

更新日期：1989-09-01 00:00:00

abstract：:Avian influenza A viruses of the H5 and H7 subtypes periodically cause severe outbreaks of disease in poultry. The question we wished to address in this study is whether these highly pathogenic strains constitute unique lineages or whether they and related nonpathogenic viruses are derived from common ancestors in the...

journal_title：Virology

authors： Röhm C,Horimoto T,Kawaoka Y,Süss J,Webster RG

更新日期：1995-06-01 00:00:00

abstract：:We have cloned an infectious genome of the Junonia coenia densonucleosis virus (JcDNV) into the bacterial plasmid pBR322. The viral genome could be rescued from the recombinant plasmid pBRJ by transfection of pBRJ DNA to sensitive Spodoptera littoralis larvae. pBRJ DNA produced a typical viral infection and a comparab...

journal_title：Virology

authors： Jourdan M,Jousset FX,Gervais M,Skory S,Bergoin M,Dumas B

更新日期：1990-11-01 00:00:00

abstract：:HPV16 E6 deregulates G1/S cell cycle progression through p53 degradation preventing transcription of the CDK inhibitor p21(WAF1). However, additional mechanisms independent of p53 inactivation appear to exist. Here, we report that HPV16 E6 targets the cellular factor p150(Sal2), which positively regulates p21(WAF1) tr...

journal_title：Virology

authors： Parroche P,Touka M,Mansour M,Bouvard V,Thépot A,Accardi R,Carreira C,Roblot GG,Sylla BS,Hasan U,Tommasino M

更新日期：2011-09-01 00:00:00

abstract：:HIV-1 transmission is usually initiated by a single viral strain called transmitted/ founder (T/F) virus. In in vitro models, HIV-1 can efficiently spread via cell-free and virological synapse (VS)-mediated cell-to-cell infection. Both modes of infection require the viral glycoprotein Envelope (Env). The efficiency wi...

journal_title：Virology

authors： Li H,Chen BK

更新日期：2019-01-02 00:00:00

abstract：:Tombusviruses, of which tomato bushy stunt virus (TBSV) is the type member, spontaneously generate defective interfering RNAs (DIs) that are known to interfere with viral accumulation and symptom development. We show that co-infection with TBSV and DIs causes a dramatic reduction in accumulation of TBSV subgenomic RNA...

journal_title：Virology

authors： Scholthof KB,Scholthof HB,Jackson AO

更新日期：1995-08-01 00:00:00

abstract：:Expression of the SV40 large T-antigen allows primary cells to escape senescence and thereby become immortalized. Immortalization occurs in two steps, extension of life span and acquisition of unlimited cell division potential. By following the increase in expression of a senescence-associated marker with increased ce...

journal_title：Virology

authors： Tevethia MJ,Lacko HA,Conn A

更新日期：1998-04-10 00:00:00

abstract：:Synthesis of unintegrated retroviral DNA via reverse transcription is thought to involve two separate template switches. Minus-strand strong-stop DNA, a major product of in vitro reactions using detergent-treated virions, is synthesized prior to the first template switch. Plus-strand strong-stop DNA, which is found ba...

journal_title：Virology

authors： Li P,Stephenson AJ,Kuiper LJ,Burrell CJ

更新日期：1993-05-01 00:00:00

abstract：:Sequence variants of the Epstein-Barr virus (EBV)-encoded latent membrane protein-1 (LMP1) have been reported in association with EBV-linked malignancies but little is known about their effects on signalling pathways and phenotype. We have examined the ability of the nasopharyngeal carcinoma (NPC)-derived variant, CAO...

journal_title：Virology

authors： Blake SM,Eliopoulos AG,Dawson CW,Young LS

更新日期：2001-04-10 00:00:00

abstract：:Many antiviral drugs must be metabolized to their active form by cellular enzymes. Their antiviral activity may therefore be limited by an inefficient metabolism, leading to low intracellular concentration of the active form or to the accumulation of toxic intermediate metabolites. Gene transfer might be used to overc...

journal_title：Virology

authors： Guettari N,Loubière L,Brisson E,Klatzmann D

更新日期：1997-09-01 00:00:00

abstract：:Coronavirus small envelope protein E has two known biological functions: it plays a pivotal role in virus envelope formation, and the murine coronavirus E protein induces apoptosis in E protein-expressing cultured cells. The E protein is an integral membrane protein. Its C-terminal region extends cytoplasmically in th...

journal_title：Virology

authors： Maeda J,Repass JF,Maeda A,Makino S

更新日期：2001-03-15 00:00:00

abstract：:Currently, little is known about the ankyrin/F-box protein B4. Here, we report that B4R-null viruses exhibited reduced plaque size in tissue culture, and decreased ability to spread, as assessed by multiple-step growth analysis. Electron microscopy indicated that B4R-null viruses still formed mature and extracellular ...

journal_title：Virology

authors： Burles K,Irwin CR,Burton RL,Schriewer J,Evans DH,Buller RM,Barry M

更新日期：2014-05-01 00:00:00

abstract：:The phosphorylated protein pp65 of human Cytomegalovirus (HCMV) is the predominant virion protein and the major tegument constituent. It plays important roles in HCMV infection and virion assembly. Live cell imaging and fluorescence recovery after photobleaching (FRAP) analysis showed that HCMV pp65 accumulated dynami...

journal_title：Virology

authors： Cui Z,Zhang K,Zhang Z,Liu Y,Zhou Y,Wei H,Zhang XE

更新日期：2009-09-30 00:00:00

abstract：:Cucumber Mosaic Virus (CMV) is a plant infecting tripartite positive-strand RNA virus. In addition to three genomic and two known subgenomic RNAs, CMV strains of subgroup II (e.g. Q-CMV), but not subgroup I (e.g. Fny-CMV), produce and package a redundant RNA5 encompassing the 3' 304-307 nucleotides of RNAs 2 and 3. Th...

journal_title：Virology

authors： de Wispelaere M,Rao AL

更新日期：2009-02-05 00:00:00

abstract：:Seven structural component proteins of a paramyxovirus simian virus 41 (SV41) were identified with the aid of monoclonal antibodies prepared against SV41 and human parainfluenza type 2 virus (PIV2). The nucleoprotein is antigenically very close to that of PIV2, while it is comparatively far from that of simian virus 5...

journal_title：Virology

authors： Tsurudome M,Bando H,Nishio M,Iwamoto Y,Kawano M,Kondo K,Komada H,Ito Y

更新日期：1990-12-01 00:00:00

abstract：:The protein p10 that forms the connector of phage phi 29, has been produced in Escherichia coli harboring a plasmid that carried the gene coding for this protein. The connector protein is assembled in a 13.4-S oligomer that has an apparent molecular weight of 460,000, suggesting that it is a dodecamer. The purified ol...

journal_title：Virology

authors： Carrascosa JL,Carazo JM,Ibañez C,Santisteban A

更新日期：1985-03-01 00:00:00

abstract：:The E7 transforming protein of Human Papillomavirus type 16 (HPV16) is expressed in the skin of a line of FVB mice transgenic for the E6 and E7 open reading frames of HPV16 driven from the alpha A crystallin promoter (FVB alpha AcryHPV16E6E7). We have transferred skin from FVB alpha AcryHPV16E6E7 mice to naive or E7-p...

journal_title：Virology

authors： Dunn LA,Evander M,Tindle RW,Bulloch AL,de Kluyver RL,Fernando GJ,Lambert PF,Frazer IH

更新日期：1997-08-18 00:00:00

abstract：:It has been widely demonstrated that the human immunodeficiency virus type 1 (HIV-1) envelope, specifically the V3 loop of the gp120 spike, evolves to facilitate adaptation to different cellular populations within an infected host. Less energy has been directed at determining whether the viral promoter, designated the...

journal_title：Virology

authors： McAllister JJ,Phillips D,Millhouse S,Conner J,Hogan T,Ross HL,Wigdahl B

更新日期：2000-09-01 00:00:00

abstract：:The complete DNA sequence of a new lytic T7-like bacteriophage phiKMV is presented. It is the first genome sequence of a member of the Podoviridae that infects Pseudomonas aeruginosa. The linear G + C-rich (62.3%) double-stranded DNA genome of 42,519 bp has direct terminal repeats of 414 bp and contains 48 open readin...

journal_title：Virology

authors： Lavigne R,Burkal'tseva MV,Robben J,Sykilinda NN,Kurochkina LP,Grymonprez B,Jonckx B,Krylov VN,Mesyanzhinov VV,Volckaert G

更新日期：2003-07-20 00:00:00

abstract：:Antigenic variation among influenza B viruses is different from that of influenza A in several ways. Antigenic shift has not been observed, distinct antigenic variants of influenza B cocirculate, and antigenically similar viruses have been isolated many years apart. To study the mechanism of antigenic drift in influen...

journal_title：Virology

authors： Hovanec DL,Air GM

更新日期：1984-12-01 00:00:00