abstract：:Knowledge of the nucleotide sequence in the region of the putative VP1/2A junction of the Hepatitis A virus (HAV) genome has enabled differentiation of HAV strains and their classification into seven genotypes, in some of which sub-genotypes A and B can be defined. A 168 base segment encompassing the putative VP1/2A j...

journal_title：Journal of medical virology

authors： Diaz BI,Sariol CA,Normann A,Rodríguez L,Flehmig B

更新日期：2001-06-01 00:00:00

abstract：:Increased expression of inducible nitric oxide synthase (iNOS) has been found in inflammatory myocardial disease and increased production of nitric oxide (NO) has both an inhibitory effect on virus replication and a cytotoxic effect on host cells. To investigate the relationship between severity of enteroviral myocard...

journal_title：Journal of medical virology

authors： Bevan AL,Zhang H,Li Y,Archard LC

更新日期：2001-06-01 00:00:00

abstract：:Outbreaks of gastroenteritis are a major public health problem in New Zealand. The introduction of molecular detection methods has now shown that the 'Norwalk-like viruses' (NLVs) are the major cause of food and waterborne nonbacterial gastroenteritis. Reverse transcription and polymerase chain reaction (RT-PCR) were ...

journal_title：Journal of medical virology

authors： Greening GE,Mirams M,Berke T

更新日期：2001-05-01 00:00:00

abstract：:Responses to influenza vaccination are poor in frail elderly subjects who suffer the greatest morbidity and mortality due to infection. Therefore, a randomized clinical trial was performed to determine the effect of a double dose and booster vaccination on antibody responses after influenza vaccination. A total of 815...

journal_title：Journal of medical virology

authors： Roos-Van Eijndhoven DG,Cools HJ,Westendorp RG,Ten Cate-Hoek AJ,Knook DL,Remarque EJ

更新日期：2001-04-01 00:00:00

abstract：:Chronic hepatitis B patients with low pre-treatment HBeAg (and HBV-DNA) levels are more likely to respond to interferon-alpha therapy. In retrospect, this low level of HBeAg may have been reached just before the start of therapy. Pre-treatment changes in HBeAg levels were studied in 121 patients undergoing interferon-...

journal_title：Journal of medical virology

authors： Heijtink RA,Janssen HL,Hop WC,Osterhaus AD,Schalm SW

更新日期：2001-03-01 00:00:00

abstract：:The major risk factor for intrauterine transmission of human cytomegalovirus (HCMV) is a primary infection during pregnancy. The neutralizing antibody response appeared after an average of 13 weeks after seroconversion and therefore the absence of neutralizing titers in HCMV IgG positive pregnant women is a reliable m...

journal_title：Journal of medical virology

authors： Eggers M,Radsak K,Enders G,Reschke M

更新日期：2001-02-01 00:00:00

abstract：:Sixty-seven rotavirus-positive fecal samples, collected between January and April 1999, from children with diarrhea in the Upper East Region of Ghana were examined for rotavirus VP7 and VP4 types. Sufficient viral RNA could be obtained from 46 (68.7%) of the samples and all the isolates had short electrophoretic patte...

journal_title：Journal of medical virology

authors： Armah GE,Pager CT,Asmah RH,Anto FR,Oduro AR,Binka F,Steele D

更新日期：2001-01-01 00:00:00

abstract：:The objective of this study was to determine the use of immune-complex dissociated (ICD) p24 antigen detection for the diagnosis and prognosis of HIV-1 infection in Ugandan children. Plasma collected prospectively from children born to HIV-1 infected Ugandan women was stored and later analyzed for the presence of neut...

journal_title：Journal of medical virology

authors： Guay LA,Hom DL,Kabengera SR,Piwowar-Manning EM,Kataaha P,Ndugwa C,Marum LH,Kalyesubula I,Jackson JB

更新日期：2000-12-01 00:00:00

abstract：:Human JC virus is ubiquitous in human populations and is reactivated frequently in immunosuppressed patients. Fifty-one patients with autoimmune disease receiving immunomodulating therapy were evaluated to study the possible relationship between immunosuppression and JCV viruria. Patients were divided into cytotoxic a...

journal_title：Journal of medical virology

authors： Wang M,Tsai RT,Ou WC,Lin CK,Tsay GJ,Chang H,Chang D

更新日期：2000-12-01 00:00:00

abstract：:A line of hepatitis C virus (HCV) transgenic mice was established previously that was mediated by Cre/loxP system using HCV cDNA, including core, E1, E2 and NS2 genes. Intravenous infection of a recombinant adenovirus that expresses Cre DNA recombinase (AxCANCre) induced HCV structural protein expression in the liver ...

journal_title：Journal of medical virology

authors： Wakita T,Katsume A,Kato J,Taya C,Yonekawa H,Kanegae Y,Saito I,Hayashi Y,Koike M,Miyamoto M,Hiasa Y,Kohara M

更新日期：2000-11-01 00:00:00

abstract：:The role of a novel virus, designated as TT virus (TTV), as a cause of chronic liver disease has not been well defined. We investigated the prevalence of TTV among 69 patients with chronic liver disease of unknown etiology and 50 volunteer blood donors with normal transaminase levels. TTV DNA was amplified by polymera...

journal_title：Journal of medical virology

authors： Nishiguchi S,Enomoto M,Shiomi S,Tanaka M,Fukuda K,Tamori A,Tanaka T,Takeda T,Seki S,Yano Y,Otani S,Kuroki T

更新日期：2000-11-01 00:00:00

abstract：:Five temperature-sensitive mutants (tsm9, tsm13, tsm20, tsm22, tsm30) of murine cytomegalovirus have been shown previously not to produce infectious virus in mice. In the present study, the stage at which these mutants are blocked in their replication in vitro was examined by transcriptional analysis of 4 temporally r...

journal_title：Journal of medical virology

authors： Gill TA,Morley PJ,Sweet C

更新日期：2000-10-01 00:00:00

abstract：:Over the past decade, a G4P[6] strain has been found to be circulating in different neonatal wards in the Pretoria area. This endemic strain was associated with both asymptomatic and symptomatic infection, providing the opportunity to undertake a molecular study of some of the putative "virulence" genes. The genes enc...

journal_title：Journal of medical virology

authors： Pager CT,Alexander JJ,Steele AD

更新日期：2000-10-01 00:00:00

abstract：:Human T-lymphotropic virus type 1 (HTLV-1) infection causes adult T-cell leukemia and is characterized by long periods of clinical latency with low levels of viral production. Transcription of HTLV-1 is controlled through sequences in the promoter and enhancer regions of the long terminal repeat of the integrated prov...

journal_title：Journal of medical virology

authors： Newbound GC,O'Rourke JP,Collins ND,Andrews JM,DeWille J,Lairmore MD

更新日期：2000-10-01 00:00:00

abstract：:The nucleotide sequence of 10 isolates of human parvovirus B19 (B19) were determined and compared throughout 96.3% of the open reading frames (4145 nucleotides from nt. 509-4653). In the 4145 nucleotides, 122 mutation sites were found, of which 24 were accompanied by amino acid displacement. Furthermore, the polymorph...

journal_title：Journal of medical virology

authors： Fukada K,Matumoto K,Takakura F,Yamaki M,Sato H,Okochi K,Maeda Y

更新日期：2000-09-01 00:00:00

abstract：:Analysis of 505 cases history of patients among men with viral hepatitis demonstrates that HBV infected patients represent 68.9% of the total and that a non-parenteral rate of transmission is the most likely means of hepatitis B infection. Saliva and serum testing for the presence of specific HBV markers (HBsAg, HBeAg...

journal_title：Journal of medical virology

authors： Zhevachevsky NG,Nomokonova NY,Beklemishev AB,Belov GF

更新日期：2000-08-01 00:00:00

abstract：:Knowledge of the antigenic diversity of rotaviruses circulating in a region should be acquired before introducing a rotavirus vaccine. In a collection of 151 rotavirus-positive samples from Mendoza, Argentina, strain diversity was evaluated utilizing G-typing monoclonal antibodies (MAbs), reverse-transcriptase-polymer...

journal_title：Journal of medical virology

authors： Espul C,Cuello H,Martinez N,Centorbi O,O'Ryan M,Jackson L,Campos F,Matson DO

更新日期：2000-08-01 00:00:00

abstract：:In addition to the serotype-specific primers described previously (1 to 7), a new serotype 8-specific primer has been designed, allowing detection of all astrovirus serotypes. A total of 1,382 diarrheal stool samples in 5 regions in Japan were examined by reverse transcription-polymerase chain reaction (RT-PCR). The i...

journal_title：Journal of medical virology

authors： Sakamoto T,Negishi H,Wang QH,Akihara S,Kim B,Nishimura S,Kaneshi K,Nakaya S,Ueda Y,Sugita K,Motohiro T,Nishimura T,Ushijima H

更新日期：2000-07-01 00:00:00

abstract：:The natural history of chronic hepatitis B virus (HBV) infection is highly variable, ranging from a benign course to one of shortened life expectancy. Liver histology represents an accurate tool for assessing progressive liver disease, and has been used in five recent Phase III clinical trials of the oral nucleoside a...

journal_title：Journal of medical virology

authors： Leung N

更新日期：2000-07-01 00:00:00

abstract：:Epstein-Barr virus (EBV) reactivation and cell-mediated immune (CMI) responses were followed in 16 Antarctic expeditioners during winter-over isolation at 2 Australian National Antarctic Research Expedition stations. Delayed-type hypersensitivity (DTH) skin testing was used as an indicator of the CMI response, that wa...

journal_title：Journal of medical virology

authors： Mehta SK,Pierson DL,Cooley H,Dubow R,Lugg D

更新日期：2000-06-01 00:00:00

abstract：:Hepatitis C virus (HCV) virions have been shown to be bound to antibodies in patients with chronic HCV infection. The sera from patients infected with genotype 1b HCV contained more antibody-free virions than those from patients with genotype 2a/2b HCV. When compared at the same levels of serum HCV RNA, free virion ti...

journal_title：Journal of medical virology

authors： Kimura Y,Hayashida K,Ishibashi H,Niho Y,Yanagi Y

更新日期：2000-05-01 00:00:00

abstract：:Intramuscular (IM) influenza vaccines are about 50% effective in preventing clinical illness among the elderly and their effectiveness in eliciting mucosal response may be even lower. The aim of the present study was to evaluate the immunological effect of a novel inactivated intranasal (IN) trivalent whole influenza ...

journal_title：Journal of medical virology

authors： Muszkat M,Yehuda AB,Schein MH,Friedlander Y,Naveh P,Greenbaum E,Schlesinger M,Levy R,Zakay-Rones Z,Friedman G

更新日期：2000-05-01 00:00:00

abstract：:Virus fragments homologous to TTV were detected previously from an enterically transmitted outbreak of non-A-E hepatitis [Luo et al., 1999]. To test the susceptibility of the Rhesus monkey to this virus and to establish its transmission routes, 6 Rhesus monkeys were inoculated, 3 orally and another 3 intravenously. Th...

journal_title：Journal of medical virology

authors： Luo K,Liang W,He H,Yang S,Wang Y,Xiao H,Liu D,Zhang L

更新日期：2000-05-01 00:00:00

abstract：:Concomitant infection with TT virus and hepatitis B virus (HBV) or hepatitis C virus (HCV) is common. However, the effect of TTV infection on chronic hepatitis B or C is unknown. The prevalence of TTV infection, the effect of TTV infection on the clinical, histological and virological features of patients with chronic...

journal_title：Journal of medical virology

authors： Kao JH,Chen W,Chen PJ,Lai MY,Chen DS

更新日期：2000-04-01 00:00:00

abstract：:A novel real-time PCR assay system was developed to quantify the cytomegalovirus (CMV) genome load. The real-time PCR assay could detect from 6 to over 10(6) copies of CMV-DNA with a wide linear range. The virus load of immunocompromised patients with symptomatic CMV infections was quantified and compared to that of a...

journal_title：Journal of medical virology

authors： Tanaka N,Kimura H,Iida K,Saito Y,Tsuge I,Yoshimi A,Matsuyama T,Morishima T

更新日期：2000-04-01 00:00:00

abstract：:We have attempted to reactivate human herpesvirus 6 (HHV-6) by infection with HHV-7 using childhood exanthem subitum patients in vitro. Peripheral blood mononuclear cells (PBMCs) were collected from children who had a history of exanthem subitum(ES) by HHV-6 and were infected by human herpesvirus 7 (HHV-7) in vitro. T...

journal_title：Journal of medical virology

authors： Tanaka-Taya K,Kondo T,Nakagawa N,Inagi R,Miyoshi H,Sunagawa T,Okada S,Yamanishi K

更新日期：2000-03-01 00:00:00

abstract：:BK virus (BKV) establishes a persistent, asymptomatic infection in more than 80% of the human population, and in immunocompromised individuals BKV causes acute urinary tract infections. Two forms of BKV, archetype and rearranged, have been recovered previously from urine samples. The rearranged form is believed to hav...

journal_title：Journal of medical virology

authors： Chatterjee M,Weyandt TB,Frisque RJ

更新日期：2000-03-01 00:00:00

abstract：:Interferon (IFN) alfa has been used widely for the treatment of chronic hepatitis C virus (HCV) infections but only a small number of patients treated have shown a sustained biochemical and virological response. Anti-envelope E1 and E2 antibody titers were assessed retrospectively before, during, and after treatment w...

journal_title：Journal of medical virology

authors： Depraetere S,Van Kerschaever E,Van Vlierberghe H,Elewaut A,Brouwer JT,Niesters HG,Schalm SW,Maertens G,Leroux-Roels G

更新日期：2000-02-01 00:00:00

abstract：:Although neutralizing antibodies against Hantaan virus (HTV) can protect hosts from viral infection, T-cell responses to HTV are also important in host defense against HTV. However, much less is known about cytotoxic T lymphocyte (CTL) responses to HTV. To identify CTL epitopes in the HTV nucleocapsid protein (NP), we...

journal_title：Journal of medical virology

authors： Park JM,Cho SY,Hwang YK,Um SH,Kim WJ,Cheong HS,Byun SM

更新日期：2000-02-01 00:00:00

abstract：:We compared characteristics of patients with GB virus C/hepatitis G virus (GBV-C/HGV) RNA to those of patients with GBV-C/HGV E2-antibody. GBV-C/HGV RNA and GBV-C/HGV antibody were assayed in 83 persons with hemophilia using a reverse transcription-polymerase chain reaction and an enzyme-linked immunosorbent assay, re...

journal_title：Journal of medical virology

authors： Toyoda H,Takahashi I,Fukuda Y,Hayakawa T,Takamatsu J

更新日期：2000-01-01 00:00:00

abstract：:Serum specimens from 1,109 individuals at different ages in Beijing, China, were collected between April 1996 and March 1997 and tested for IgG antibodies against human caliciviruses using enzyme immune assays (EIAs). Baculovirus-expressed recombinant Norwalk virus (rNV) and Mexican virus (rMxV) capsid proteins were u...

journal_title：Journal of medical virology

authors： Jing Y,Qian Y,Huo Y,Wang LP,Jiang X

更新日期：2000-01-01 00:00:00

abstract：:The emergence of genotypic resistance in protease and reverse transcriptase (RT) gene regions was longitudinally evaluated in plasma samples from a group of 12 HIV-1-infected patients treated with different combination of antiretroviral therapies and selected on the basis of their clinical failure. Complex mutational ...

journal_title：Journal of medical virology

authors： Cabana M,Clotet B,Martínez MA

更新日期：1999-12-01 00:00:00

abstract：:Capillary blood of febrile children was lysed by using a lysis buffer containing ascorbic acid. MxA quantitation was performed by an immunochemiluminescent assay. The MxA values were significantly higher in capillary blood of infants with viral infections due to adenovirus (n = 5), rotavirus (n = 15), or respiratory s...

journal_title：Journal of medical virology

authors： Chieux V,Hober D,Chehadeh W,Harvey J,Alm G,Cousin J,Ducoulombier H,Wattre P

更新日期：1999-12-01 00:00:00

abstract：:The risk and clearance of GB virus type C (GBV-C)/hepatitis G virus (HGV) infection was investigated in a cohort of homosexual men (n=180; median follow-up time, 7 years). The interaction between GBV-C/HGV RNA and antibodies against the E2 region of the virus, and the clinical impact of chronic GBV-C/HGV infection wer...

journal_title：Journal of medical virology

authors： Stark K,Doering CD,Bienzle U,Pauli G,Hamouda O,Engel AM,Schreier E

更新日期：1999-11-01 00:00:00

abstract：:The prevention of mother to child transmission of HIV-1 by zidovudine monotherapy is well known, but increasingly combination anti-retroviral therapy is prescribed during pregnancy. In this prospective study, 19 pregnant women with human immunodeficiency virus-1 (HIV-1) infection who elected to take anti-retroviral th...

journal_title：Journal of medical virology

authors： Clarke JR,Braganza R,Mirza A,Stainsby C,Ait-Khaled M,Wright A,Lyall H,Parker D,McClure MO,Weber JN,Taylor GP

更新日期：1999-11-01 00:00:00

abstract：:GB virus C/hepatitis G virus (GBV-C/HGV) RNA was detected by reverse transcription-polymer- ase chain reaction with primers derived from the nonstructural region 3 (NS3) in 9 (4.1%) of 221 blood donors and 2 of 20 (10%) hemophilia patients in Martinique, French West Indies. Anti-E2 antibodies were found in sera from 3...

journal_title：Journal of medical virology

authors： Césaire R,Martial J,Maier H,Kerob-Bauchet B,Bera O,Duchaud E,Brebion A,Pierre-Louis S

更新日期：1999-10-01 00:00:00

abstract：:Little information about immunity to respiratory syncytial virus (RSV) and disease pathogenesis in elderly persons exists. Humoral immunity to RSV was assessed in 41 young, 56 healthy elderly, and 49 frail elderly adults by measuring baseline RSV specific IgG by enzyme immunoassay (EIA) and microneutralization assay (...

journal_title：Journal of medical virology

authors： Falsey AR,Walsh EE,Looney RJ,Kolassa JE,Formica MA,Criddle MC,Hall WJ

更新日期：1999-10-01 00:00:00

abstract：:This open, randomized study was conducted in healthy Chinese youngsters, aged between 10 and 19 years to compare the reactogenicity and immunogenicity of two vaccines: the combined vaccine against hepatitis A and B was administered in a two-dose schedule with the profile of the corresponding monovalent vaccines, while...

journal_title：Journal of medical virology

authors： Lee SD,Chan CY,Yu MI,Wang YJ,Chang FY,Lo KJ,Safary A

更新日期：1999-09-01 00:00:00

abstract：:Five methods were evaluated for the detection of adenovirus directly from nasopharyngeal aspirates (NPA), including conventional and rapid virus culture, two antigen detection tests, and the polymerase chain reaction (PCR). NPA specimens were obtained from 269 military conscripts suffering from an acute respiratory in...

journal_title：Journal of medical virology

authors： Räty R,Kleemola M,Melén K,Stenvik M,Julkunen I

更新日期：1999-09-01 00:00:00

abstract：:The emergence of variants in the outer envelope proteins of hepatitis B virus (HBV) are found among individuals vaccinated against HBV and asymptomatic carriers of the infection. For example, children in The Gambia vaccinated against hepatitis B may show serological evidence of breakthrough infections, particularly if...

journal_title：Journal of medical virology

authors： Karthigesu VD,Allison LM,Ferguson M,Howard CR

更新日期：1999-08-01 00:00:00