Effect of antiretroviral HIV therapy on hepatitis B virus replication and pathogenicity.

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：:Cancer of the cervix is the most common malignant tumor among women in Africa and, in particular, Senegal. Studies of the prevalence of human papilloma virus (HPV) infection in Africa have mainly focused on carcinomas. Data on the presence of the virus in women with normal cervical cytology are scarce. In this study, ...

journal_title：Intervirology

authors： Astori G,Beltrame A,Pipan C,Raphenon G,Botta GA

更新日期：1999-01-01 00:00:00

abstract：OBJECTIVE:Pandemic viral infections as emerging infectious diseases are of a great global concern. However, for some viruses, particular strains are endemic to specific areas and can be genetically distinguished from strains in other regions. In contrast, for some other viruses, genetically similar strains can spread a...

journal_title：Intervirology

authors： Furuse Y,Suzuki A,Kamigaki T,Mpolya EA,Khandaker I,Oshitani H

更新日期：2011-01-01 00:00:00

abstract：:A reverse transcriptase, polymerase chain reaction (RT-PCR) procedure was used to amplify a segment of the genome of turkey coronavirus (TCV) spanning portions of the matrix and nucleocapsid (MN) protein genes (approximately 1.1 kb). The MN gene region of three epidemiologically distinct TCV strains (Minnesota, NC95, ...

journal_title：Intervirology

authors： Breslin JJ,Smith LG,Fuller FJ,Guy JS

更新日期：1999-01-01 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：:Despite decades of research, no aetiologic factor(s) for human breast cancer has been identified and the search for a causal agent has all but been abandoned during the past thirty years. Over 60 years ago, it was demonstrated that breast tumours in mice are caused by an oncornavirus, murine mammary tumour virus (MMTV...

journal_title：Intervirology

authors： Mant C,Hodgson S,Hobday R,D'Arrigo C,Cason J

更新日期：2004-01-01 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：:A serologic comparison was performed by immune electron microscopy between hepatitis A antigen (related to the MS-1 strain of hepatitis A virus) and a viral isolate, CR69(076), from the stool of a patient in Costa Rica with viral hepatitis. CR69(076) was not antigenically related to hepatitis A antigen but was related...

journal_title：Intervirology

authors： Dienstag JL,Pelon W,Tyeryar F,Purcell RH

更新日期：1975-01-01 00:00:00

abstract：:Solubilized envelope antigens (glycoproteins) of Sendai virus were purified in a DEAE-Bio-Gel A column. Monospecific antisera were prepared against the antigens, designated HN and F glycoproteins. These glycoproteins are antigenically distinct. Immunodiffusion analyses of the envelope antigens of three representative ...

journal_title：Intervirology

authors： Urata DM,Seto JT

更新日期：1975-01-01 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：: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：:The species concept seems to be inescapably based on the occurrence, in a population, of regular genetic interchange which leads to the formation of common gene pools and on the presence of barriers to interchange which distinguish one gene pool from another. Present knowledge indicates that some types of viruses (e.g...

journal_title：Intervirology

authors： Milne RG

更新日期：1985-01-01 00:00:00

abstract：:Rotavirus is the most common cause of severe diarrhoea worldwide, affecting over 125 million young children every year in developing countries. The present study is a part of ongoing childhood diarrhoeal surveillance to determine the strain diversity of rotaviruses prevalent in Andaman and Nicobar Islands. From Octobe...

journal_title：Intervirology

authors： Reesu R,Bhattacharya D,Chaaithanya IK,Muruganandam N,Bharadwaj AP,Singhania M,Sugunan AP,Vijayachari P

更新日期：2013-01-01 00:00:00

abstract：:In less than 1% of persistently infected individuals, human T cell lymphotropic virus type I (HTLV-I) causes a chronic inflammatory disease of the central nervous system (CNS), called HTLV-I-associated myelopathy/tropical spastic paraparesis. Important prerequisites for disease induction are oligoclonal expansion of H...

journal_title：Intervirology

authors： Kitze B,Brady JN

更新日期：1997-01-01 00:00:00

abstract：BACKGROUND:Arboviruses co-circulating within a population that are transmitted by the same vector have the potential to cause coinfections. Coinfections with dengue virus (DENV), Zika virus (ZIKV), and chikungunya virus (CHIKV) have been occurring in Brazil, but it is not well-understood how human responses vary during...

journal_title：Intervirology

authors： Sánchez-Arcila JC,Badolato-Correa J,de Souza TMA,Paiva IA,Barbosa LS,Nunes PCG,Lima MDRQ,Dos Santos FB,Damasco PV,da Cunha RV,Azeredo EL,de Oliveira-Pinto LM

更新日期：2020-01-01 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：:Intrauterine viral infections show a wide range of fetal involvement with variable fetal outcome. The histopathologic changes of the placenta during viral infection show a wide spectrum. The most active processes are proliferative with a variety of cells involved. Vascular changes, including inflammatory and obliterat...

journal_title：Intervirology

authors： Horn LC,Röse I

更新日期：1998-01-01 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：OBJECTIVE:Mycosis fungoides (MF) is the most frequent form of cutaneous T cell lymphoma (CTCL). Human T cell leukemia virus type 1 (HTLV-1) involvement in MF progression is a matter of debate. The goal of the investigation was to search for HTLV-1 markers in a group of MF patients from a nonendemic area to HTLV-1. MAT...

journal_title：Intervirology

authors： Morozov VA,Syrtsev AV,Ellerbrok H,Nikolaeva EV,Bavykin AS,Pauli G

更新日期：2005-01-01 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：:Examination of the effect of 2-thiouracil on tobacco mosaic virus (TMV) RNA and protein synthesis in synchronous and asynchronous systems of replication in tobacco leaves demonstrated that 2-thiouracil does not prevent synthesis of TMV RNA, as suggested by previous studies, but inhibits some earlier function. When add...

journal_title：Intervirology

authors： Dawson WO,Grantham GL

更新日期：1983-01-01 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

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 morphology, assembly, and accumulation sites of rhabdovirus particles in Peregrinus maidis planthoppers infected with a Hawaiian isolate of maize mosaic virus (MMV) were studied. These particles were usually bullet-shaped, but were sometimes bacilliform, and averaged 234 and 247 nm, respectively, in length and 60 ...

journal_title：Intervirology

authors： Ammar ED,Nault LR

更新日期：1985-01-01 00:00:00

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：: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:We have recently demonstrated that an oligodeoxynucleotide (ODN) can enter HIV particles and form a local hybrid at the highly conserved polypurine tract (PPT), the target site of the ODN. This hybrid is recognized by the retrovirus-specific RNase H, which is a virion-associated enzyme. It cleaves the RNA at...

journal_title：Intervirology

authors： Heinrich J,Schols D,Moelling K

更新日期：2012-01-01 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：:XTrack, a rapid, cost-effective diagnostic HIV tropism system, yields predictive results and dissects virus mixtures. It is based on the duplexing of patient samples with selective DNA probes, combined with sequence-based analysis and replicative phenotyping for ambiguous samples. ...

journal_title：Intervirology

authors： Klimkait T

更新日期：2012-01-01 00:00:00

abstract：OBJECTIVES:The potential risk of accidental infection by hantaviruses in a clinical or research laboratory necessitates special precautionary measures. A biosafety program must address handling and disposal of infectious materials as well as appropriate virus inactivation or depletion procedures to permit necessary fur...

journal_title：Intervirology

authors： Kraus AA,Priemer C,Heider H,Kruger DH,Ulrich R

更新日期：2005-01-01 00:00:00