Prevalence and genetic diversity of norovirus among patients with acute diarrhea in Guatemala.

abstract：:A pandemic of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) infection broke out all over the world; however, epidemiological data and viral shedding in pediatric patients are limited. We conducted a retrospective, multicenter study, and followed-up with all children from the families with SARS-CoV-2 inf...

journal_title：Journal of medical virology

authors： Hua CZ,Miao ZP,Zheng JS,Huang Q,Sun QF,Lu HP,Su FF,Wang WH,Huang LP,Chen DQ,Xu ZW,Ji LD,Zhang HP,Yang XW,Li MH,Mao YY,Ying MZ,Ye S,Shu Q,Chen EF,Liang JF,Wang W,Chen ZM,Li W,Fu JF

更新日期：2020-11-01 00:00:00

abstract：:Thirty-nine children without previous cytomegalovirus (CMV) infection received blood transfusion in the National Taiwan University Hospital. The overall transfusion-acquired CMV infection rate was 36% (14/39). Donor CMV seropositive rate was 70%. None of the nine children who had received seronegative blood became inf...

journal_title：Journal of medical virology

authors： Lee PI,Chang MH,Hwu WL,Kao CL,Lee CY

更新日期：1992-01-01 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：:An efficient method for cloning subgenomic fragments of the hepatitis B virus (HBV) was developed, utilizing its abundant single-stranded replicative intermediates. The total genomic DNA obtained from the liver tissue of patients with chronic HBV infection was treated by using the Klenow fragment of E. coli DNA polyme...

journal_title：Journal of medical virology

authors： Kajino K,Ohta Y,Miyamura T,Saito I

更新日期：1991-01-01 00:00:00

abstract：:Hepatitis A incidence has been decreasing in Brazil since child vaccination was implemented in 2014. This trend was interrupted by an outbreak among adult male in São Paulo in 2017. This study was outlined to estimate whether the increase of hepatitis A cases among adult men in Brazil was restricted to São Paulo. Case...

journal_title：Journal of medical virology

authors： De Oliveira TM,Vieira NSG,Sepp TDS,Souto FJD

更新日期：2020-08-01 00:00:00

abstract：:Human papillomavirus (HPV) RNA levels may be a more sensitive early indicator of predisposition to carcinogenesis than DNA levels. We evaluated whether levels of HPV-16 and HPV-18 DNA and messenger RNA (mRNA) in newly detected infections are associated with cervical lesion development. Female university students were ...

journal_title：Journal of medical virology

authors： Winer RL,Harris TG,Xi LF,Jansen KU,Hughes JP,Feng Q,Welebob C,Ho J,Lee SK,Carter JJ,Galloway DA,Kiviat NB,Koutsky LA

更新日期：2009-04-01 00:00:00

abstract：:Isolates of hepatitis A virus (HAV) are of a single serotype, with human isolates being categorised within four genotypes. In addition, there are three genotypes exclusively associated with Old World monkeys. In some geographical regions, related isolates cluster suggesting endemic spread of the virus, while in other ...

journal_title：Journal of medical virology

authors： Taylor MB

更新日期：1997-04-01 00:00:00

abstract：:Monitoring of alphatorquevirus (torque teno virus [TTV]) DNA in plasma may prove to be useful to assess the net state of immune competence following allogeneic hematopoietic stem cell transplantation (allo-HSCT). There are scarce data published on the prevalence of beta (torque teno mini virus [TTMV]) and gammatorquev...

journal_title：Journal of medical virology

authors： Giménez E,Monzó C,Albert E,Fuentes-Trillo A,Seda E,Piñana JL,Hernández Boluda JC,Solano C,Chaves J,Navarro D

更新日期：2020-11-11 00:00:00

abstract：:Recent studies have shown an association between single nucleotide polymorphisms (SNPs) in the interferon lambda-3 (IFNL3 or IL-28B) and IFNL4 genes and treatment response to hepatitis C virus genotype 1 (HCV-1) infection. The importance of these SNPs for HCV genotype 3 (HCV-3), and particularly HCV genotype 6 (HCV-6)...

journal_title：Journal of medical virology

authors： Akkarathamrongsin S,Thong VD,Payungporn S,Poovorawan K,Prapunwattana P,Poovorawan Y,Tangkijvanich P

更新日期：2014-09-01 00:00:00

abstract：:A solution of pooled cryo-precipitate for preparing factor VIII (F VIII) by the solvent/detergent method was contaminated experimentally with parvovirus B19-positive plasma to evaluate virus reduction achieved by the final steps of the F VIII production process. Virus reduction was at least 2 logs of the total amount ...

journal_title：Journal of medical virology

authors： Schwarz TF,Roggendorf M,Hottenträger B,Stolz W,Schwinn H

更新日期：1991-09-01 00:00:00

abstract：:To establish gut immunity in monkeys to polio-virus type 1, we fed four juvenile bonnet monkeys (Macaca radiata) with 100 median infectious doses of the Mahoney strain of virus. The duration of viral shedding in the throat and faeces and the titre of virus in faeces were measured. Eighteen days after the last monkey s...

journal_title：Journal of medical virology

authors： Selvakumar R,John TJ

更新日期：1989-02-01 00:00:00

abstract：:The effect of interferon-gamma (IFN-gamma) on dengue virus multiplication in human peripheral blood monocytes was investigated. Enriched monocytes were treated with IFN-gamma and then infected with dengue virus type 2 either directly or in the presence of optimal infection-enhancing levels of antibodies. Pretreatment ...

journal_title：Journal of medical virology

authors： Sittisombut N,Maneekarn N,Kanjanahaluethai A,Kasinrerk W,Viputtikul K,Supawadee J

更新日期：1995-01-01 00:00:00

abstract：:Hepatitis B e antigen (HBeAg)-negative chronic hepatitis B results from infection with hepatitis B virus mutants unable to produce HBeAg. It accounts for 7-30% of patients with chronic hepatitis B virus (HBV) worldwide, with the highest rates reported for Mediterranean Europe and Asia. Interferon (IFN) is currently th...

journal_title：Journal of medical virology

authors： Rizzetto M

更新日期：2002-04-01 00:00:00

abstract：:A recent cohort study1 at Suizhou in China identified that the proportion of subjects who wore eyeglasses was lower in hospitalized patients with coronavirus disease 2019 (COVID-19) than in the general population. This article is protected by copyright. All rights reserved. ...

journal_title：Journal of medical virology

authors： Takagi H

更新日期：2021-02-02 00:00:00

abstract：:Human flavivirus group-reactive, dengue complex-reactive, and encephalitis virus complex-reactive antibodies were detected using epitope-blocking immunoassays in which the binding of selected mouse monoclonal antibodies to flavivirus antigens was blocked by human serum. When late (greater than 6 months after illness) ...

journal_title：Journal of medical virology

authors： Burke DS,Nisalak A,Gentry MK

更新日期：1987-10-01 00:00:00

abstract：:ZIKV infection has become a global threat spreading across 31 countries in Central America, South America, and the Caribbean. However, little information is available about the molecular epidemiology of ZIKV. Shared mutation of a threonine residue to alanine at the same position in the C terminal of NS5 sequences was ...

journal_title：Journal of medical virology

authors： Adiga R

更新日期：2016-10-01 00:00:00

abstract：:The effect of different formulations of interferon on therapeutic response in patients coinfected with HIV and HCV is unclear. In this study, the safety, tolerability, viral kinetics (VK) modeling and host responses among HIV/HCV coinfected patients treated with pegylated-IFN or albinterferon alfa-2b (AlbIFN) with wei...

journal_title：Journal of medical virology

authors： Osinusi A,Bon D,Nelson A,Lee YJ,Poonia S,Shivakumar B,Cai SY,Wood B,Haagmans B,Lempicki R,Herrmann E,Sneller M,Polis M,Masur H,Kottilil S

更新日期：2014-02-01 00:00:00

abstract：:A sensitive and reproducible real-time PCR assay based on TaqMan technology was developed for the detection and quantitation of hepatitis B virus (HBV) DNA in serum, and compared with an "in-house" qualitative PCR assay. HBV DNA was measured in 125 serum samples from 76 hepatitis B patients, consisting of 22 patients ...

journal_title：Journal of medical virology

authors： Chen RW,Piiparinen H,Seppänen M,Koskela P,Sarna S,Lappalainen M

更新日期：2001-10-01 00:00:00

abstract：:A simple method is described for the precise quantification of infectious duck hepatitis B virus (DHBV) in cell culture, using a radioimmunofocus assay (RIFA). Primary duck hepatocyte cell cultures were infected with serial dilutions of viral samples as for a plaque assay, but then maintained with liquid overlay mediu...

journal_title：Journal of medical virology

authors： Anderson DA,Grgacic EV,Luscombe CA,Gu X,Dixon R

更新日期：1997-08-01 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：:The purpose of this study was to evaluate the use of dried blood spots stored on filter paper as a means to provide specimens for virologic surveillance for measles virus (MV) in situations when the reverse cold chain is not available. Two single-step RT-PCR assays were evaluated for sensitivity of detection of MV nuc...

journal_title：Journal of medical virology

authors： Katz RS,Premenko-Lanier M,McChesney MB,Rota PA,Bellini WJ

更新日期：2002-08-01 00:00:00

abstract：:There are few data describing the comprehensive identification in and influence of newly identified respiratory viruses on asthma exacerbations. Most studies focus on inpatients. In this preliminary study, the point prevalence and the associations of picornavirus species described recently and human bocavirus (HBoV) w...

journal_title：Journal of medical virology

authors： Arden KE,Chang AB,Lambert SB,Nissen MD,Sloots TP,Mackay IM

更新日期：2010-08-01 00:00:00

abstract：AIMS:Little data have been published so far on the epidemiological aspects of hepatitis D virus (HDV) infection in immigrant populations and even poorer is the information on the virological, phylogenetic, and clinical aspects of this infection in these populations. This review article, aimed primarily at physicians ca...

journal_title：Journal of medical virology

authors： Coppola N,Alessio L,Onorato L,Sagnelli C,Sagnelli E,Pisaturo M

更新日期：2019-12-01 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：:Nasopharyngeal carcinoma is closely associated with Epstein-Barr virus (EBV) and the EBV encoded latent membrane protein-1 expression (LMP1) is commonly found in the tumour cells. LMP1 has been shown to be involved in modulation of cell growth in B cells but the biological properties of LMP1 expression in nasopharynge...

journal_title：Journal of medical virology

authors： Liu Y,Wang X,Lo AK,Wong YC,Cheung AL,Tsao SW

更新日期：2002-01-01 00:00:00

abstract：:Serial serum samples from 16 Italian patients presenting with acute hepatitis C virus (HCV) infections (which progressed to chronic hepatitis in six) were screened for the non-organ-specific autoantibodies most frequently associated with autoimmune hepatitis (AIH), as well as for antibodies against the hepatic asialog...

journal_title：Journal of medical virology

authors： McFarlane BM,Bridger C,Tibbs CJ,Saleh MG,Fuzio A,Verucchi G,Attard L,Boschi A,Chiodo F,McFarlane IG

更新日期：1994-01-01 00:00:00

abstract：:Norovirus (NoV) is a major cause of nonbacterial acute gastroenteritis (AGE) outbreaks worldwide, with infections reported in semiclosed environments, particularly in hospitals and nursing homes. Astrovirus (HAstV) is prevalent worldwide, especially in developing countries. We aimed to determine the prevalence, spatia...

journal_title：Journal of medical virology

authors： Bitencurt ELR,Siqueira JAM,Medeiros TB,Bandeira RDS,de Souza Oliveira D,de Paula Souza E Guimarães RJ,da Silva Soares L,Macarenhas JDP,Teixeira DM,Silva RSU,Loureiro ECB,de Moraes Silva MC,da Silva LD,Gabbay YB

更新日期：2019-06-01 00:00:00

abstract：:Most dengue virus (DENV) infections remain asymptomatic. This increases the risk of DENV transfusion transmission (TT-DENV) during outbreaks. We evaluated DENV viremia in 8475 blood donations assembled in minipools for the presence of DENV RNA. The tested samples were obtained between February and May, 2016, during a ...

journal_title：Journal of medical virology

authors： Slavov SN,Santos EV,Hespanhol MR,Rodrigues ES,Haddad R,Ubiali EMA,Covas DT,Kashima S

更新日期：2020-10-22 00:00:00

abstract：:Immunocompromised individuals were tested for the presence of the human polyomaviruses JC (JCV) and BK (BKV) by the polymerase chain reaction (PCR). The use of appropriate primers in a nested PCR allowed the detection of both viruses simultaneously. Viruses were differentiated by restriction fragment length analysis o...

journal_title：Journal of medical virology

authors： Schätzl HM,Sieger E,Jäger G,Nitschko H,Bader L,Ruckdeschel G,Jäger G

更新日期：1994-02-01 00:00:00

abstract：:Hepatitis A infections still represent a major global health concern. During the past years, a transition pattern of the hepatitis A epidemiology was noted in many parts of the world. In Tunisia, there is not a recent survey on age-specific hepatitis A virus seroprevalence. This study aimed to investigate the seroprev...

journal_title：Journal of medical virology

authors： Ayouni K,Kharroubi G,Mallekh R,Hammami W,Marouani R,Mhamdi M,Ben Salah A,Triki H,Bettaieb J

更新日期：2020-09-28 00:00:00