Comparison of proteins and nucleic acids of Echinochloa ragged stunt and rice ragged stunt viruses.

abstract：:Epstein-Barr virus (EBV) is a common herpesvirus that may cause asymptomatic infection or various diseases, such as mononucleosis, lymphoproliferative disorders and several cancers. Our objective was to estimate the prevalence of EBV among patients hospitalized in "Luigi Vanvitelli" University Hospital in the last 10 ...

journal_title：Intervirology

authors： Franci G,Crudele V,Della Rocca MT,Melardo C,Chianese A,Finamore E,Bencivenga F,Astorri R,Vitiello M,Galdiero E,Galdiero M

更新日期：2019-01-01 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：:Prostaglandins exhibit antiviral activity against a wide variety of RNA and DNA viruses. In the present report, we describe the effect of cyclopentenone prostaglandin A(1) (PGA(1)) on Mayaro virus replication in Vero cells. Virus yield was significantly reduced at nontoxic concentrations which did not suppress DNA, RN...

journal_title：Intervirology

authors： Burlandy FM,Rebello MA

更新日期：2001-01-01 00:00:00

abstract：:The replication of vaccinia virus in human hematopoietic cell lines was studied, to ascertain whether the cell type and the stage of differentiation can influence the outcome of the infection. Lymphocytic NB104 cells and myelogenous leukemic K562 cells can be productively infected with vaccinia. Whereas NB104 cells we...

journal_title：Intervirology

authors： Pogo BG,Lai AC,Holland JG,Friend C

更新日期：1988-01-01 00:00:00

abstract：BACKGROUND/AIMS:Adsorption and kinetic parameters, latent period, burst size and burst time, are characteristics of phage/host systems and can be affected by several environmental factors. As only few studies have focused on temperate dairy phages, we characterized these parameters on temperate Lactobacillus paracasei ...

journal_title：Intervirology

authors： Mercanti DJ,Ackermann HW,Quiberoni A

更新日期：2015-01-01 00:00:00

abstract：OBJECTIVE:Syncytia formation is the hallmark of the cytopathic effect caused by human respiratory syncytial virus (HRSV), which is the most important viral respiratory pathogen in children. This article reports methodological improvements in primary HRSV isolation and the importance of syncytia formation and mRNA level...

journal_title：Intervirology

authors： Gagliardi TB,Criado MF,Proença-Módena JL,Saranzo AM,Iwamoto MA,de Paula FE,Cardoso RS,Delcaro LS,Silva ML,Câmara AA,Arruda E

更新日期：2017-01-01 00:00:00

abstract：:The complex etiology of mucosal disease of cattle has been unravelled by experimental reproduction of the fatal syndrome, thereby validating Koch's postulates. The causal virus, bovine virus diarrhea virus (BVDV), has two biotypes, noncytopathogenic and cytopathogenic; the former can infect the early bovine fetus, ind...

journal_title：Intervirology

authors： Brownlie J,Clarke MC

更新日期：1993-01-01 00:00:00

abstract：:Despite frequent statements to the contrary, there are good animal models for AIDS. In this review, we summarize the properties of one of the most useful animal models: infection of rhesus monkeys with simian immunodeficiency virus (SIV). The SIVs are an extensive group of HIV-related lentiviruses of nonhuman primates...

journal_title：Intervirology

authors： Desrosiers RC,Ringler DJ

更新日期：1989-01-01 00:00:00

abstract：:Mammalian hepatitis E virus (HEV), the etiological agent of hepatitis E in humans, is a recently discovered infectious agent. It was identified for the first time in 1983 using electron microscopy on a faecal specimen of a person infected with non-A, non-B enterically-transmitted hepatitis. Based on retrospective and ...

journal_title：Intervirology

authors： Kaba M,Moal V,Gérolami R,Colson P

更新日期：2013-01-01 00:00:00

abstract：:We have studied the effect of gamma-interferon (IFN-gamma) treatment on the transcription of viral and c-myc oncogenes in bovine papillomavirus type 1 (BPV-1)-transformed mouse fibroblast cell lines. Upon IFN-gamma treatment, viral transcripts always decreased in cell lines containing episomal BPV-1 DNA, while the eff...

journal_title：Intervirology

authors： Agrawal R,Pelkonen J,Mäntyjärvi RA

更新日期：1993-01-01 00:00:00

abstract：:CMV-transformed cell lines demonstrated a greater level of H-ras RNA (7.5- to 9.5-fold) relative to the level for H-ras in parental cells. Nuclear run off assays showed that the RNA levels for the H-ras gene were regulated at the level of transcriptional initiation. The increased RNA levels for H-ras correlated with t...

journal_title：Intervirology

authors： Boldogh I,Huang ES,Rady P,Arany I,Tyring S,Albrecht T

更新日期：1994-01-01 00:00:00

abstract：:The aligned restriction endonuclease maps of three sequenced maize streak virus isolates, three restriction-mapped southern African maize streak virus isolates, and two other sequenced geminiviruses were used as a means of calculating the sequence divergence between these viruses. The degree of divergence was used to ...

journal_title：Intervirology

authors： Kirby R,Clarke BA,Rybicki EP

更新日期：1989-01-01 00:00:00

abstract：:A seroepidemiological survey of the human syncytial (foamy) virus was done by means of an indirect immunofluorescence test on 1,717 sera from nine different Pacific island territories. The specificity of the reaction was verified by neutralization tests. The study indicated that the virus is ubiquitous in this part of...

journal_title：Intervirology

authors： Loh PC,Matsuura F,Mizumoto C

更新日期：1980-01-01 00:00:00

abstract：:The results of this study show that the synthesis of the inner mitochondrial membrane phospholipid, cardiolipin, is markedly inhibited following infection of human embryonic lung or hamster embryo fibroblast cells with herpes simplex virus type 1 or 2. The synthesis of other phospholipids, i.e., phosphatidylcholine, p...

journal_title：Intervirology

authors： Tucker T,Steiner MR,Steiner S

更新日期：1974-01-01 00:00:00

abstract：OBJECTIVES:The aims of this study were to determine the hepatitis B virus (HBV) genotypes in hepatitis delta virus (HDV) RNA-positive patients and to characterize the HBV nucleotide sequences that may be found on a distant island of Japan. METHODS:This study included three patients with chronic hepatitis who were posi...

journal_title：Intervirology

authors： Moriyama M,Taira M,Matsumura H,Aoki H,Mikuni M,Kaneko M,Shioda A,Iwaguchi K,Arai S,Ichijima S,Iwasaki H,Tanaka N,Abe K,Arakawa Y

更新日期：2003-01-01 00:00:00

abstract：:The ability to discriminate between herpes simplex virus types 1 and 2 (HSV-1 and HSV-2) infections by serological means is of increasing importance for clinical virological diagnostics. HSV type-specific serology has a number of applications, e.g. to guide duration and dosage of antiviral therapy, to allow for string...

journal_title：Intervirology

authors： Bergström T,Trybala E

更新日期：1996-01-01 00:00:00

abstract：BACKGROUND/AIMS:The nucleo-cytoplasmic large DNA viruses (NCLDV) constitute an apparently monophyletic group that consists of 6 families of viruses infecting a broad variety of eukaryotes. A comprehensive genome comparison and maximum-likelihood reconstruction of NCLDV evolution reveal a set of approximately 50 conserv...

journal_title：Intervirology

authors： Koonin EV,Yutin N

更新日期：2010-01-01 00:00:00

abstract：:By a combination of PCR and direct-cycle sequencing using consensus primers, we analyzed approximately 400-bp fragments within the NS3 genes of twenty-one dengue virus type 3 strains isolated from five neighboring Southeast Asian countries at different time intervals from 1956 to 1992. The majority of base disparities...

journal_title：Intervirology

authors： Chow VT,Seah CL,Chan YC

更新日期：1994-01-01 00:00:00

abstract：:9-beta-D-Arabinofuranosyladenine (ara A) was shown to inhibit a specific step of tobacco mosaic virus (TMV) multiplication. The time course of the ara A-sensitive function occurred 'late' coinciding with the period of viral RNA and protein synthesis. When treatment began after viral RNA synthesis was established, 1.0 ...

journal_title：Intervirology

authors： Dawson WO,Lozoya-Saldana H

更新日期：1986-01-01 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：:Human skin fibroblasts were previously shown to be resistant to coxsackie B4 virus infection. We have cultured fibroblasts from skin and lung tissues of donors of various ages. By a novel method for direct assay of virus absorption and penetration, we have shown that skin fibroblasts from young fetuses are susceptible...

journal_title：Intervirology

authors： Hornberger E,Plotkin SA

更新日期：1983-01-01 00:00:00

abstract：:Human cytomegalovirus (HCMV), like all herpesviruses, persists in the host after primary infection, with reactivation often occurring as a result of immunosuppression. The lack of a model system has made analysis of HCMV latency and reactivation difficult. However, the ability to analyse which specific cell types in v...

journal_title：Intervirology

authors： Sinclair J,Sissons P

更新日期：1996-01-01 00:00:00

abstract：OBJECTIVE:The specific effect of rna interference on the replication of porcine hemagglutinating encephalomyelitis virus (phe-cov) was explored. METHODS:Four species of small interfering RNA (siRNA), targeting different regions of the PHE-CoV spike glycoprotein and replicase polyprotein genes, were prepared by in vitr...

journal_title：Intervirology

authors： Lan Y,Lu H,Zhao K,He W,Chen K,Wang G,Song D,Gao F

更新日期：2012-01-01 00:00:00

abstract：:The leukocyte migration inhibition (LMI) technique was used to measure the T cell-mediated immune response of Epstein-Barr-virus (EBV)-seropositive human donors to antigens associated with B cell lines of simian origin, transformed by simian EBV-like viruses, Herpesvirus papio (HVP), H. pan, H. gorilla and H. pongo. E...

journal_title：Intervirology

authors： Szigeti R,Rabin H,Timar L,Klein G

更新日期：1986-01-01 00:00:00

abstract：:Previous reports from this laboratory demonstrated that persistent infections could be established in Jurkat cells with wild-type vaccinia virus (Jvac). The infected cells elicit increased expression of IL-2, IL-2Ralpha and IL-6 but not of IL-1beta nor of interferon-gamma. The persistently infected cells are also capa...

journal_title：Intervirology

authors： Melana SM,Pogo BG

更新日期：2005-01-01 00:00:00

abstract：:A singly enveloped nuclear polyhedrosis virus (SNPV) of the white-marked tussock moth, Orgyia leucostigma, was successfully grown in four continuous cell lines developed from minced neonate larvae of this insect. Level of infection in two cell lines, IPRI-OL-12 and IPRI-OL-13, was 65-90%, but in the other two, IPRI-OL...

journal_title：Intervirology

authors： Sohi SS,Percy J,Arif BM,Cunningham JC

更新日期：1984-01-01 00:00:00

abstract：:Early hepatocellular carcinoma (HCC) as defined by the Liver Cancer Study Group of Japan would correspond to high-grade dysplastic nodules with small foci of HCC in the majority of cases, using the classification system proposed by the International Working Party. A large number of early HCCs were revealed to be hypo-...

journal_title：Intervirology

authors： Takayasu K,Muramatsu Y,Mizuguchi Y,Moriyama N,Ojima H

更新日期：2004-01-01 00:00:00

abstract：:Serological and physical properties of isolated particles as well as reactions of barley cultivars after virus inoculation showed that the yellow disease of barley is caused by different viruses. Results summarized in this paper suggest that the European isolates BaYMV-So and BaYMV-NM are closely related to, or identi...

journal_title：Intervirology

authors： Huth W,Adams MJ

更新日期：1990-01-01 00:00:00

abstract：:In a synchronous infection of cowpea chlorotic mottle virus in cowpea leaves, the three largest viral RNA components were synthesized throughout the infection at relatively constant ratios of two molecules of component 3 to one each of components 1 and 2. Component 4 (the coat protein message) was produced minimally d...

journal_title：Intervirology

authors： Dawson WO

更新日期：1978-01-01 00:00:00

abstract：OBJECTIVES:To characterize morphological, physicochemical and genomic features of a novel virulent coliphage which was isolated from an engineered Escherichia coli culture and termed engineered E. coli phage (EEP). METHODS AND RESULTS:Electron microscopy revealed that EEP has an icosahedral head (62 nm in diameter) an...

journal_title：Intervirology

authors： Li S,Liu L,Zhu J,Zou L,Li M,Cong Y,Rao X,Hu X,Zhou Y,Chen Z,Hu F

更新日期：2010-01-01 00:00:00