Antigenic heterogeneity of the NS3 proteins in hepatitis C virus genotypes 1 and 6.

abstract：AIMS:The aim of the present study is the preliminary characterization of an El Tor vibriophage M4 (ATCC 51352-B4). METHODS:We studied the growth characteristics and sustainability of this phage under various stresses like temperature, pH, and UV. The phage morphology and phage genome were also examined using electron ...

journal_title：Intervirology

authors： Das S,Ghosh AN

更新日期：2017-01-01 00:00:00

abstract：:Two closely related viruses were isolated from the blood of bovines near Darwin, Northern Territory, Australia. When studies of virus morphology indicated that these were rhabdoviruses, serologic studies were done. These isolates are closely related or identical and are related to, but distinct from, the rabies-relate...

journal_title：Intervirology

authors： Gard GP,Melville LF,Calisher CH,Karabatsos N

更新日期：1992-01-01 00:00:00

abstract：OBJECTIVES:In the present study, we aimed to determine whether signal-to-cutoff (S/Co) ratios of reactive anti-HCV samples could be used as a basis for avoiding the need for supplemental testing in our study population. METHODS:We analyzed 901 anti-HCV-positive sera from 8 institutions in China. The Ortho VITROS anti-...

journal_title：Intervirology

authors： Zhang K,Wang L,Lin G,Li J

更新日期：2015-01-01 00:00:00

abstract：:The complete nucleotide sequence of rice dwarf phytoreovirus genome segment 2 (S2) was determined to be 3,512 nucleotides long with one open reading frame initiating at nucleotide 15 and terminating at nucleotide 3363. The encoded polypeptide was predicted to have 1,116 residues with a relative molecular weight of 123...

journal_title：Intervirology

authors： Uyeda I,Suda N,Yamada N,Kudo H,Murao K,Suga H,Kimura I,Shikata E,Kitagawa Y,Kusano T

更新日期：1994-01-01 00:00:00

abstract：:Diseases induced by animal retroviruses are not considered to be good models for the human acquired immunodeficiency syndrome (AIDS) at present. The lack of an animal model for the human immunodeficiency virus (HIV) infection presents a main problem in the complete understanding of the pathogenesis of HIV-mediated dis...

journal_title：Intervirology

authors： Dormont D,Livartowski J,Chamaret S,Guetard D,Henin D,Levagueresse R,van de Moortelle PF,Larke B,Gourmelon P,Vazeux R

更新日期：1989-01-01 00:00:00

abstract：OBJECTIVES:Theiler's murine encephalomyelitis virus (TMEV) infection of mice is a widely used animal model for demyelinating disorders, such as multiple sclerosis (MS). The aim of the present study was to identify topographical differences of TMEV spread and demyelination in the brain of experimentally infected suscept...

journal_title：Intervirology

authors： Kummerfeld M,Seehusen F,Klein S,Ulrich R,Kreutzer R,Gerhauser I,Herder V,Baumgärtner W,Beineke A

更新日期：2012-01-01 00:00:00

abstract：:We report a case in which sustained viral response was achieved after switching treatment from pegylated interferon (PEG-IFN) α-2b to α-2a and ribavirin (RBV) in patients with recurrence of hepatitis C virus (HCV) infection after living donor liver transplantation. The patient was a 62-year-old man with liver cirrhosi...

journal_title：Intervirology

authors： Kawaoka T,Hiraga N,Takahashi S,Takaki S,Tsuge M,Nagaoki Y,Hashimoto Y,Katamura Y,Miki D,Hiramatsu A,Waki K,Imamura M,Kawakami Y,Aikata H,Ochi H,Tashiro H,Ohdan H,Chayama K

更新日期：2012-01-01 00:00:00

abstract：:The PLC/PRF/5 human hepatoma cell line producing hepatitis B surface antigen (HBsAg) was studied to determine whether infectious hepatitis B virus (HBV) was also being produced. 2 chimpanzees with no previous exposure to HBV and no serologic markers of past or active HBV infection were inoculated intravenously with 50...

journal_title：Intervirology

authors： Tabor E,Copeland JA,Mann GF,Howard CR,Skelly J,Snoy P,Zuckerman AJ,Gerety RJ

更新日期：1981-01-01 00:00:00

abstract：:Human cytomegalovirus (CMV) has devised numerous means of escaping immune surveillance. The CMV genome encodes at least 4 genes involved in downregulating surface expression of HLA class I molecules. In addition, it sequesters CC chemokines, induces Fc receptors, interferes with induction of HLA class II antigens, and...

journal_title：Intervirology

authors： Michelson S

更新日期：1999-01-01 00:00:00

abstract：:Two DNA-negative temperature-sensitive mutants of human cytomegalovirus strain AD169 were shown to be deficient in induction of several prominent viral polypeptides when grown in human foreskin fibroblasts under nonpermissive conditions. The use of a monospecific polyclonal antiserum allowed recognition of a further d...

journal_title：Intervirology

authors： Radsak K,Kaiser CJ,Haustein D,Rapp F

更新日期：1988-01-01 00:00:00

abstract：:Five distinct antigenic sites recognized by cytotoxic T lymphocytes in H-2b mice have been identified on simian virus 40 (SV40) T antigen. Cocultivation of SV40-transformed cells with cytotoxic T lymphocyte (CTL) clones specific for epitopes I-IV results in the selection of variants which show a loss of either epitope...

journal_title：Intervirology

authors： Tanaka Y,Tevethia SS

更新日期：1990-01-01 00:00:00

abstract：:Hepatitis C virus (HCV) induces chronic liver disease in hosts which can eventually progresses to liver cirrhosis and hepatocellular carcinoma. However, progression of liver disease is slower in patients with persistently normal levels of alanine aminotransferase (ALT) than in those with active hepatitis. Although dis...

journal_title：Intervirology

authors： Kanto T,Inoue M,Miyazaki M,Itose I,Miyatake H,Sakakibara M,Yakushijin T,Kaimori A,Oki C,Hiramatsu N,Kasahara A,Hayashi N

更新日期：2006-01-01 00:00:00

abstract：OBJECTIVE:Cytomegalovirus (CMV) is widely distributed and constitutes the main cause of congenital infections worldwide. CMV transmission during pregnancy represents one of the major impacts of this virus on public health. This study aimed at assessing glycoprotein B (gB) CMV genotypes in Mexican children and pregnant ...

journal_title：Intervirology

authors： Gonzalez-Sanchez HM,Alvarado-Hernandez DL,Guerra-Palomares S,Garcia-Sepulveda CA,Noyola DE

更新日期：2015-01-01 00:00:00

abstract：:Marituba virus was purified by rate-zonal sedimentation and equilibrium density centrifugation in sucrose gradients. The buoyant density of virus particles was 1.19 g/ml. Purified virus was dissociated and its proteins were analyzed by SDS-PAGE. Four virus polypeptides were identified and designated L, G1, G2 and N. T...

journal_title：Intervirology

authors： Frugulhetti IC,Soares MC,Rebello MA

更新日期：1983-01-01 00:00:00

abstract：:Replication-deficient alphavirus vectors have been developed for efficient high-level transgene expression. The broad host range of alphaviruses has allowed infection of a wide variety of mammalian cell lines and primary cultures. Particularly, G protein-coupled receptors have been expressed at high levels and subject...

journal_title：Intervirology

authors： Lundstrom K

更新日期：2000-01-01 00:00:00

abstract：:The use of bleach (hypochlorite) as a disinfectant for drug injection equipment in the intravenous-drug-using population was recommended early in the HIV-1/AIDS epidemic. Epidemiological studies have challenged the use of bleach as an effective measure to prevent HIV-1 transmission. However, in vitro HIV-1 coculture s...

journal_title：Intervirology

authors： Contoreggi C,Jones S,Simpson P,Lange WR,Meyer WA 3rd

更新日期：2000-01-01 00:00:00

abstract：BACKGROUND:The hemagglutinin molecule of influenza virus is considered as an ideal model to study biological processes as well as the effect of glycosylation on the function of glycoproteins. OBJECTIVES:The large subunit of the influenza virus A/New Caledonia/20/99 (H1N1) hemagglutinin (HA1) was expressed in recombina...

journal_title：Intervirology

authors： Farahmand B,Khodabandeh M,Mahboudi F,Fotouhi F,Saleh M,Barkhordari F,Tabatabaian M,Nasab FP,Kheiri MT

更新日期：2012-01-01 00:00:00

abstract：OBJECTIVE:To understand the autoimmunity associated with chronic hepatitis C (CHC), we investigated autoantibodies (autoAbs) to CD69. METHODS:With this aim, we tested the reactivity of serum samples from patients with CHC and asymptomatic carriers of hepatitis C virus (HCV), as well as from patients with chronic hepat...

journal_title：Intervirology

authors： Okamoto N,Yotsuyanagi H,Ooka S,Matsui T,Suzuki Kurokawa M,Suzuki M,Iino S,Nishioka K,Kato T

更新日期：2003-01-01 00:00:00

abstract：OBJECTIVE:Transmission of HIV-1 and diagnosis of infection in hospitals and public health settings remains a worldwide concern. HIV-1 detection is sometimes not possible using current commercial assays, probably due to mismatches between the selected primers and probes. METHODS:By screening primers and probes, we deve...

journal_title：Intervirology

authors： Huang J,Yang CM,Wang LN,Meng S,Deng W,Li JM

更新日期：2008-01-01 00:00:00

abstract：:Purified Junin virus was disrupted by nonionic detergent treatment (Triton X-100), and subviral components were separated by ultracentrifugation. Only the soluble fraction, containing all of the major glycoprotein (mol.wt. 38,000), induced the formation of neutralizing antibodies in laboratory animals and protected th...

journal_title：Intervirology

authors： Cresta B,Padula P,de Martinez Segovia M

更新日期：1980-01-01 00:00:00

abstract：:An RNA virus was isolated from Trichoplusia ni larvae infected with inoculum of the baculovirus of Autographa californica. Physicochemical characterization has revealed a 35-nm virus with a density in CsCl of 1.3 g/cm3 and a sedimentation coefficient of 200S. The virus consisted of 10--15% single-stranded RNA with an ...

journal_title：Intervirology

authors： Morris TJ,Hess RT,Pinnock DE

更新日期：1979-01-01 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) genetic diversity is one of the most important features of HIV-1 infections and the result of error accumulation during reverse transcription and of high viral turnover. HIV-1 reverse transcription is influenced by factors such as the level of nucleotides and/or the cellular...

journal_title：Intervirology

authors： Russo CT,Alkmim W,Munerato P,Zukurov J,Maricato JT,Sucupira MC,Diaz RS,Janini LM

更新日期：2014-01-01 00:00:00

abstract：:In this study, we analyzed the in vitro expression, potency and longevity of immune responses induced in a Balb/c mouse model by a synthetic HIV-1 GAG gene exhibiting a codon usage that was adapted to that of highly expressed mammalian genes (syngag). In contrast to a vector containing the wild-type (wt) GAG gene, the...

journal_title：Intervirology

authors： Bojak A,Wild J,Deml L,Wagner R

更新日期：2002-01-01 00:00:00

abstract：:Despite the existence for some time of effective prophylactic vaccines, hepatitis B virus (HBV) infection remains an important global concern. Improvements on existing vaccines could be beneficial, especially in situations where it is desirable or necessary to induce protective immunity more rapidly or with fewer dose...

journal_title：Intervirology

authors： Payette PJ,Ma X,Weeratna RD,McCluskie MJ,Shapiro M,Engle RE,Davis HL,Purcell RH

更新日期：2006-01-01 00:00:00

abstract：OBJECTIVES:Data on drug-resistant mutations (DRMs) in HIV-1-infected therapy-naïve children are scarce. The aim of this study was to determine the HIV-1 subtype distribution and the prevalence of DRMs in therapy-naïve HIV-1-infected children who received routine care at the University Hospital Düsseldorf, Düsseldorf, G...

journal_title：Intervirology

authors： Neubert J,Michalsky N,Laws HJ,Borkhardt A,Jensen B,Lübke N

更新日期：2016-01-01 00:00:00

abstract：:Examination of thin sections from the cerebral cortex of scrapie-infected hamster brains revealed characteristic circular 26-30 nm diameter tubulofilamentous particles, identical to those previously described in both experimentally induced scrapie in mice, hamsters and natural scrapie of sheep, bovine spongiform encep...

journal_title：Intervirology

authors： Narang HK

更新日期：1992-01-01 00:00:00

abstract：:Three independently isolated herpes simplex virus type 1 recombinant viruses containing a deletion of approximately 14 kilobase pairs, representing greater than 95% of the internal repeat DNA sequences, were analyzed for their pathogenicity in mice. The recombinant viruses were found to be avirulent, exhibiting drasti...

journal_title：Intervirology

authors： Jenkins FJ,Martin JR

更新日期：1990-01-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to investigate the exposure of piglets to enteroviruses-G (EV-G) through the presence of antibodies in their serum. METHODS:Serum samples were obtained from the vena cava of 10 piglets at 9 weeks of age and again 39 days later (day 39). They were tested using an immunoassay based on...

journal_title：Intervirology

authors： Benkahla MA,Sane F,Desailloud R,Hober D

更新日期：2016-01-01 00:00:00

abstract：:An amyloid-like isoform of a 33- to 34-kD glycoprotein, termed as the scrapie prion protein (PrPsc), plays a critical role in transmissible spongiform encephalopathies of animals and humans. It has even been suggested to present the responsible infectious agent. This protein is a posttranslationally modified form of t...

journal_title：Intervirology

authors： Tanji K,Saeki K,Matsumoto Y,Takeda M,Hirasawa K,Doi K,Matsumoto Y,Onodera T

更新日期：1995-01-01 00:00:00

abstract：:The critical point dried (CPD) whole cell technique was applied to the study of the morphogenesis and morphology of rabies virus and vesicular stomatitis virus (VSV) in mouse neuroblastoma and baby hamster kidney (BHK) cells. With the stereoscopic technique, progeny viruses at the cell surface and within the cytoplasm...

journal_title：Intervirology

authors： Iwasaki Y

更新日期：1978-01-01 00:00:00