Isolation and morphology of the internal component of human coronavirus, strain 229E.

abstract：:Hybrid recombinant plasmids were constructed; they were composed of the herpes simplex virus type 2 (HSV2) thymidine kinase (tk) gene and DNA sequences of HSV2 that have been reported to induce morphological and/or oncogenic transformation of rodent cells in culture. Several plasmids were made in two versions, with or...

journal_title：Intervirology

authors： van den Berg FM,van Amstel PJ,Walboomers JM

更新日期：1985-01-01 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：:When Vero cells infected with Junín virus are cultured in the presence of 16 mM glucosamine, no infectious virus is produced and no surface antigens or virions are detected. Cytoplasmic viral antigen, however, is synthesized normally. ...

journal_title：Intervirology

authors： Martínez Peralta LA,León ME,Coto CE,Laguens RP

更新日期：1979-01-01 00:00:00

abstract：:Acute hemorrhagic conjunctivitis (AHC) virus strains isolated in eight different areas during epidemics of AHC were tested for the reproductive capacity at 33, 37 and 39 degrees. All of the 25 strains tested grew better at 33 degrees but restrictively at 39 degrees. The degree of temperature sensitivity varied slightl...

journal_title：Intervirology

authors： Miyamura K,Sasagawa A,Tajiri E,Kono R

更新日期：1976-01-01 00:00:00

abstract：:The large tumour antigen (TAg) of simian virus 40 is the main regulatory protein in viral replication. We have investigated possible functional roles for the N-terminal domain of TAg while defining the epitopes of antibodies binding within that region. The epitopes recognised by eight monoclonal anti-TAg antibodies we...

journal_title：Intervirology

authors： Lindner K,Mole SE,Lane DP,Kenny MK

更新日期：1998-01-01 00:00:00

abstract：OBJECTIVE:Human Salivirus (SalV) has been associated with gastroenteritis on all continents. METHODS:This paper presents the real-time RT-PCR assay for the detection of SalV in clinical fecal samples collected from 192 hospitalized children with acute gastroenteritis in Piedmont, Italy. RESULTS:The most commonly dete...

journal_title：Intervirology

authors： Bergallo M,Daprà V,Rassu M,Bonamin S,Cuccu R,Calvi C,Montanari P,Galliano I

更新日期：2018-01-01 00:00:00

abstract：OBJECTIVE:In this study we established a mouse brain injection system to detect infectious dengue-2 virus produced from the full-length RNA transcripts. METHODS:In vitro transcription was used to synthesize full-length dengue-2 virus RNA from the plasmid pRS424FLDEN2NGC, which was intracerebrally injected into the 6-d...

journal_title：Intervirology

authors： Lee YR,Huang KJ,Lei HY,Chen SH,Lin YS,Yeh TM,Liu HS

更新日期：2005-01-01 00:00:00

abstract：:The actinomycin-D(AMD)-sensitive step of replication of three plant viruses - cowpea chlorotic mottle virus (CCMV), cowpea mosaic virus, and the cowpea strain of tobacco mosaic virus - in cowpea was specific for each virus. Different combinations of the viruses were examined in which leaves were inoculated with one vi...

journal_title：Intervirology

authors： Turner MS,Dawson WO

更新日期：1984-01-01 00:00:00

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 open reading frame 8 (ORF8) within the short unique (U(s)) region of the bovine herpesvirus 1 (BHV-1) genome was predicted to encode a protein with homology to U(s)9 protein of other alpha herpesviruses. The aim of this study is to identify the protein encoded by the U(s) ORF8 and to examine the effect of...

journal_title：Intervirology

authors： Nakamichi K,Matsumoto Y,Tohya Y,Otsuka H

更新日期：2002-01-01 00:00:00

abstract：:Acyclovir inhibits herpes simplex virus (HSV) infections better in human fibroblasts than in green monkey kidney cells. Thymidine and acyclovir compete for the active site of HSV thymidine kinase. Large intracellular pools of thymidine found by high-performance liquid chromatography (HPLC) seemed to be responsible for...

journal_title：Intervirology

authors： Harmenberg J

更新日期：1983-01-01 00:00:00

abstract：:In this study, 574 stool samples from children with gastroenteritis were obtained from different hospitals in Costa Rica, Honduras, Nicaragua and the Dominican Republic during 2005-2006. Diarrhea stool samples were analyzed for rotavirus by ELISA and typed by the RT-PCR-based method. Unusual strains were detected: G1P...

journal_title：Intervirology

authors： Bourdett-Stanziola L,Ortega-Barria E,Espinoza F,Bucardo F,Jimenez C,Ferrera A

更新日期：2010-01-01 00:00:00

abstract：OBJECTIVE:Sandfly fever phleboviruses are endemic in Mediterranean countries. We report a febrile phlebovirus case in a Greek patient who presented signs of neuroinvasive infection. METHODS:In summer 2010, a 20-year-old male was admitted to hospital with fever and lethargy; he was a resident of central Macedonia, nort...

journal_title：Intervirology

authors： Papa A,Mallias J,Tsergouli K,Markou F,Poulou A,Milidis T

更新日期：2014-01-01 00:00:00

abstract：:Cytomegalovirus-infected human fibroblasts developed large numbers of fine microvilli within 90 min after addition of virus. The structure of these microvilli gradually changed as the infection proceeded, although the infected cells were easily detected by their large number of processes. These processes may be involv...

journal_title：Intervirology

authors： Garnett HM

更新日期：1979-01-01 00:00:00

abstract：OBJECTIVE(S):Chikungunya virus (CHIKV) is a reemerging virus of significant importance that has caused large-scale outbreaks in the countries with a temperate climate. CHIKV causes debilitating arthralgia which can persist for weeks and up to a year. Fibroblast cells are the main target of CHIKV infection. In this stud...

journal_title：Intervirology

authors： Sharma A,Balakathiresan NS,Maheshwari RK

更新日期：2015-01-01 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：:Hepatitis B virus (HBV) is one of the major causative agents of hepatocellular carcinoma (HCC) in Southeast Asia where HBV genotype B (HBV/B) and genotype C (HBV/C) are prevalent. Clinical and virological differences were evaluated between HCC patients in Japan and Taiwan, all of whom were infected with HBV/B and HBV/...

journal_title：Intervirology

authors： Orito E,Mizokami M

更新日期：2003-01-01 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：BACKGROUND/AIMS:The present study was launched to systematically characterize the molecular genotypes and quantitative serological biomarkers during the natural course of chronic hepatitis B (CHB) infection in a patient population from Chongqing, China. METHODS:A total of 140 patients were enrolled and grouped accordi...

journal_title：Intervirology

authors： Xiang Y,Huang S,Xia J,Ye D,Chen P,Zhang L

更新日期：2012-01-01 00:00:00

abstract：:Influenza PR8 particles resulting from strong treatment with caseinase C are spikeless, devoid of neuraminidase and hemagglutinin 1 and 2 glycopeptides, and contain a Schiff-negative polypeptide of about 13,000 molecular weight which exists as traces in intact virions. Their M-protein polypeptide content is reduced to...

journal_title：Intervirology

authors： Reginster M,Rentier B,Dierickx L

更新日期：1975-01-01 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：OBJECTIVES:Fluctuation profile has been observed in chronic hepatitis B patients who are untreated or interrupt therapy. A mathematical model and its parameters could be used to diagnose the assumption of superinfection of hepatocytes and to understand the causes for the spontaneous fluctuation pattern of HBV DNA loads...

journal_title：Intervirology

authors： Wang K,Tan W,Tang Y,Deng G

更新日期：2011-01-01 00:00:00

abstract：OBJECTIVE:To investigate the correlation of serum hepatitis B e antigen (HBeAg) levels with the presence of core promoter (CP) mutations, hepatitis B virus (HBV) viremia and the response to interferon (IFN) in patients with chronic hepatitis B. METHODS:Fourteen HBeAg-positive patients received alpha-2a IFN. Diluted se...

journal_title：Intervirology

authors： Marrone A,Zampino R,Luongo G,Utili R,Karayiannis P,Ruggiero G

更新日期：2003-01-01 00:00:00

abstract：:The 20-nm noninfectious empty envelope particles carrying the hepatitis B surface antigen are secreted in large excess from hepatocytes during a hepatitis B infection. Similar particles produced in cell lines or yeast are an efficient vaccine against hepatitis B virus. We have analyzed the assembly of 20-nm particles ...

journal_title：Intervirology

authors： Prange R,Mangold CM,Hilfrich R,Streeck RE

更新日期：1995-01-01 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：:Plants mixedly infected with the U2 strain of tobacco mosaic virus (T2MV) and sunnhemp mosaic virus (SHMV) and grown at 35 degrees, yield particles of the same modal lengths (300 and 40 nm) as those found in plants singly infected with SHMV, but not in plants infected with T2MV, which yield only the long particles. At...

journal_title：Intervirology

authors： Skotnicki A,Gibbs A,Shaw DC

更新日期：1976-01-01 00:00:00

abstract：AIMS:The objective of this work was to study the distribution of hepatitis C virus (HCV) genotypes and subtypes from 2010 to 2015 in 1,221 anti-HCV/HCV-RNA-positive specimens from patients living in the metropolitan area of Naples, since HCV genotypes and subtypes remain cornerstones in the management of chronic HCV in...

journal_title：Intervirology

authors： Grimaldi E,Della Pepa ME,Martora F,Magliocca P,Iovene MR,Coppola N,Donnarumma G,Galdiero M

更新日期：2017-01-01 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：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

abstract：:The Holland strain of anatid herpesvirus (AHV) was 2-to 10-fold more efficiently plaqued under liquid medium or semisolid medium containing methylcellulose than in media containing agar, agarose, or Nobel agar. Virus adsorption was complete in 45 min, with the maximum virus titers obtained under liquid medium at 48 h ...

journal_title：Intervirology

authors： Attanasio R,Olson R,Johnson JC

更新日期：1980-01-01 00:00:00