Different HIV-1 env frames: gp120 and ASP (antisense protein) biosynthesis, and theirs co-variation tropic amino acid signatures in X4- and R5-viruses.

abstract：:Hepatitis A virus (HAV) is usually transmitted by an oral-fecal route and is prevalent not only in developing countries but also in developed countries. In the present study, the phylogenetic characterization of the VP1/2A junction region (321 nucleotides) of China HAV isolates was examined. Anti-HAV IgM-positive seru...

journal_title：Journal of medical virology

authors： Cao J,Bi S,Meng Q,Shen L,Zheng H,Zhang Y

更新日期：2011-07-01 00:00:00

abstract：:Hepatitis C Virus (HCV) genotype 4 predominates in Middle East and Central Africa countries. Recently, it has become also prevalent in Southern European countries where it is thought to have been introduced through immigration and the movement of intravenous drug users. In Italy, the prevalence of genotype 4 is partic...

journal_title：Journal of medical virology

authors： Ciccozzi M,Equestre M,Costantino A,Marascio N,Quirino A,Lo Presti A,Cella E,Bruni R,Liberto MC,Focà A,Pisani G,Zehender G,Ciccaglione AR

更新日期：2012-10-01 00:00:00

abstract：:Sera from 31 human immunodeficiency virus (HIV)-infected patients, representing different clinical stages of HIV infection, were assayed for antibodies against measles and mumps viruses by various serological tests and compared to 23 healthy controls. Sera from four patients (two primary, one asymptomatic, and one acq...

journal_title：Journal of medical virology

authors： Kövamees J,Sheshberadaran H,Chiodi F,Schwartz S,Orvell C,Fenyö EM,Norrby E

更新日期：1988-09-01 00:00:00

abstract：:Human respiratory syncytial virus group A (RSV-A) was detected in symptomatic hospital attended children in Central Spain for a continuous time period, September 2010 to April 2015. In order to accurately describe the epidemiology of this virus, the genetic diversity of the complete G gene and the clinical manifestati...

journal_title：Journal of medical virology

authors： Calderón A,Pozo F,Calvo C,García-García M,González-Esguevillas M,Molinero M,Casas I

更新日期：2017-05-01 00:00:00

abstract：:The relative frequency and distribution of the VP4 (P) genotypes of 227 human rotavirus field strains were investigated in South Africa. The stool samples were collected between 1984-1993 from infants and young children with diarrhea at Ga-Rankuwa Hospital, Pretoria, South Africa. The RNA was extracted from stools, he...

journal_title：Journal of medical virology

authors： Mphahlele MJ,Steele AD

更新日期：1995-09-01 00:00:00

abstract：:The prevalence of anti-HCV was studied in a South African area endemic for hepatitis B virus. A total of 35,685 volunteer blood donors (22,034 whites, 9,218 Asians, 3,077 Africans, 1,356 coloureds), 71 haemophiliacs, 84 chronic dialysis patients, 100 antenatal attenders, 212 nurses, and 20 HIV-positive male homosexual...

journal_title：Journal of medical virology

authors： Soni PN,Tait DR,Kenoyer DG,Fernandes-Costa F,Naicker S,Gopaul W,Simjee AE

更新日期：1993-05-01 00:00:00

abstract：:The infection of enterovirus 71 (EV71) resulted in hand, foot, and mouth disease and may lead to severe nervous system damage and even fatalities. There are no effective drugs to treat the EV71 virus and it is crucial to find novel drugs against it. Polysaccharide isolated from Durvillaea antarctica green algae has an...

journal_title：Journal of medical virology

authors： Xu T,Li Y,Wu HL,Chen H,Wu H,Guo M,Zhao M,Wang C,Lin T,Lin Z,Chen D,Xiang W,Zhu B

更新日期：2020-11-24 00:00:00

abstract：:Immunoglobulin G (IgG) and M (IgM) antibodies against mumps virus were measured by an enzyme-linked immunosorbent assay (ELISA) in the serum and cerebrospinal fluid (CSF) specimens of patients with mumps meningitis. The CSF IgG antibodies correlated well with the respective antibody titers in serum. On the contrary, i...

journal_title：Journal of medical virology

authors： Ukkonen P,Granström ML,Räsänen J,Salonen EM,Penttinen K

更新日期：1981-01-01 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 presence of therapy-associated hepatitis B virus (HBV) variants is the main drawback of antiviral therapy for HBV infection. Moreover, drug-resistant variants are more insensitive to a second agent and more therapy-associated mutations will be present. To apply better nucleos(t)ide analogues (NA) and reduce the oc...

journal_title：Journal of medical virology

authors： Su F,Dai J,Yang S,Jiang X,Cui X,Ning H,Li J,Huang M

更新日期：2015-09-01 00:00:00

abstract：:N-Acetylethyleneimine (AEI) was used to inactivate the avirulent Togavirus Semliki Forest virus (A774 strain) grown in chick embryo, Vero, and brain cell cultures. The purity of the virus preparation affected the kinetics of inactivation. The rate of inactivation increased with a rise in temperature from 5 to 40 degre...

journal_title：Journal of medical virology

authors： Amor S,Webb HE

更新日期：1986-08-01 00:00:00

abstract：:Genotype 1F was likely localized geographically to China as it has not been reported elsewhere. In this study, whole genome sequences of two rubella 1F virus isolates were completed. Both viruses contained 9,761 nt with a single nucleotide deletion in the intergenic region, compared to the NCBI rubella reference seque...

journal_title：Journal of medical virology

authors： Zhu Z,Chen MH,Abernathy E,Zhou S,Wang C,Icenogle J,Xu W

更新日期：2014-12-01 00:00:00

abstract：:Lentiviral vectors are prime candidate vectors for gene transfer into dividing and non-dividing cells, including neuronal cells and stem cells. For safety, HIV-2 lentiviral vectors may be better suited for gene transfer in humans than HIV-1 lentiviral vectors. HIV-2 vectors cross-packaged in HIV-1 cores may be even sa...

journal_title：Journal of medical virology

authors： D'Costa J,Harvey-White J,Qasba P,Limaye A,Kaneski CR,Davis-Warren A,Brady RO,Bankiewicz KS,Major EO,Arya SK

更新日期：2003-10-01 00:00:00

abstract：:The presence of HPV 16 E6*I/E6*II spliced transcripts, in cervical lesions of different grade, was analyzed to characterize the transcription pattern. The presence and amount of spliced transcripts were correlated with DNA viral markers such as E2/E6 ratio and physical state. The detection of HPV 16 E6*I/E6*II mRNAs w...

journal_title：Journal of medical virology

authors： Cricca M,Venturoli S,Leo E,Costa S,Musiani M,Zerbini M

更新日期：2009-07-01 00:00:00

abstract：:Enteroviruses are responsible for hand, foot, and mouth disease, and have caused many deaths in China during recent years. But the natural history of enterovirus infection in children, especially asymptomatic children, is not yet clear. From April 2011 to May 2012, 505 stool and throat swab samples of children attendi...

journal_title：Journal of medical virology

authors： Cai J,Lv H,Lin J,Chen Z,Fang C,Han J

更新日期：2014-09-01 00:00:00

abstract：:Severe hand, foot, and mouth disease (HFMD) is sometimes associated with critical complications that can cause substantial child mortality. Activity of the vitamin D receptor (VDR) may influence the outcomes of enterovirus 71 (EV71) infection. This case-control study aimed to assess the association of single-nucleotid...

journal_title：Journal of medical virology

authors： Li YP,Deng HL,Xu LH,Wang MQ,Li M,Zhang X,Dang SS

更新日期：2019-04-01 00:00:00

abstract：:Healthcare-associated infections with hepatitis C virus (HCV) hitherto have been observed mainly in hemodialysis settings as well as in hematology and oncology wards. In this communication, molecular and epidemiologic investigations to elucidate an HCV outbreak in an orthopedic ward are reported. One hundred and thirt...

journal_title：Journal of medical virology

authors： Ross RS,Viazov S,Khudyakov YE,Xia GL,Lin Y,Holzmann H,Sebesta C,Roggendorf M,Janata O

更新日期：2009-02-01 00:00:00

abstract：:Chronic hepatitis C (HCV) infection is associated with cognitive impairments which might be mediated through a secondary inflammatory cascade. Egypt has an unusually high prevalence of HCV monoinfections and is an ideal site for the study of the isolated effects of HCV infection. Therefore, in a hospital-based cross-s...

journal_title：Journal of medical virology

authors： Farag NH,Rashed HA,Hassan M,Darweesh A,Shehata M,Hassanein T,Mills PJ

更新日期：2011-02-01 00:00:00

abstract：:Nucleotide sequences of the hypervariable region (HVR) of the E2/NS1 gene of hepatitis C virus (HCV), which are now thought to contain epitopes for neutralizing antibodies, were compared between antibody-bound HCV and free HCV in a patient with type II cryoglobulinemia. Antibody-bound HCV was immunoprecipitated with a...

journal_title：Journal of medical virology

authors： Kurosaki M,Enomoto N,Nouchi T,Sakuma I,Marumo F,Sato C

更新日期：1995-08-01 00:00:00

abstract：:Some aspects of rotavirus humoral immunity were assessed on the basis of distinguishing serotype-specific specificities (VP4/VP7) by using rotavirus reassortants, human and animal strains in neutralization assays in serum samples obtained during the acute phase, and 1, 6 and 12 months after primary natural infection. ...

journal_title：Journal of medical virology

authors： Rojas AM,Boher Y,Guntiñas MJ,Pérez-Schael I

更新日期：1995-12-01 00:00:00

abstract：:Nine ducks congenitally infected with the duck hepatitis B virus (DHBV) were treated either orally (four ducks for 10 weeks) or intraperitoneally (five ducks for 12 weeks) with the Indian traditional herbal remedy Phyllanthus amarus. Compared to placebo-treated control ducks, these treatments did not result in a reduc...

journal_title：Journal of medical virology

authors： Niu JZ,Wang YY,Qiao M,Gowans E,Edwards P,Thyagarajan SP,Gust I,Locarnini S

更新日期：1990-12-01 00:00:00

abstract：:DNA samples from recurrent condylomata acuminata biopsies of Greek males and females were examined for the presence of human papillomavirus (HPV) DNA using high-stringency Southern blot hybridization analysis. Of the twenty-six biopsies, 25 were positive for the HPV 6/11-related DNA sequences, and when further analyze...

journal_title：Journal of medical virology

authors： Labropoulou V,Balamotis A,Tosca A,Rotola A,Mavromara-Nazos P

更新日期：1994-03-01 00:00:00

abstract：:Human papillomavirus (HPV) is a carcinogenic agent responsible for tumor development in many sexually involved tissues. We present a survey on the prevalence of HPV infection in a risk population for sexually transmitted infections (STIs). The studied population was formed by 125 STI clinic attendees, who took part in...

journal_title：Journal of medical virology

authors： Ciccarese G,Herzum A,Rebora A,Drago F

更新日期：2017-06-01 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：:Cervical cancer is the second most common cancer among Tunisian women, and the incidence rates vary by region. Three Tunisian registries report age-standardized rates of 6.3/10(5) in the central region, 5.4/10(5) in the north, and 2.7/10(5) in the south. High-risk human papillomavirus (HPV) types and their variants di...

journal_title：Journal of medical virology

authors： KrennHrubec K,Mrad K,Sriha B,Ben Ayed F,Bottalico DM,Ostolaza J,Smith B,Tchaikovska T,Soliman AS,Burk RD

更新日期：2011-04-01 00:00:00

abstract：:In eight patients with biopsy-confirmed chronic active hepatitis (CAH), hepatitis B e antigen (HBeAg) levels and DNA polymerase (DNA-P) activity were assayed three times a week for six weeks and once a week for another six weeks. HBeAg levels were rather constant, whereas DNA-P activity fluctuated. No correlation was ...

journal_title：Journal of medical virology

authors： Heijtink RA,van der Waart M,Weimar W,Schalm SW,Masurel N

更新日期：1980-01-01 00:00:00

abstract：:The human parvovirus B19 (B19) usually causes a subclinical infection in immunocompetent individuals. Whereas immunocompromised individuals such as patients infected with HIV are at risk of persistent anemia due to B19 infection. Only few studies have been carried out on distribution and molecular epidemiology of B19 ...

journal_title：Journal of medical virology

authors： Azadmanesh K,Mohraz M,Kazemimanesh M,Aghakhani A,Foroughi M,Banifazl M,Eslamifar A,Ramezani A

更新日期：2015-07-01 00:00:00

abstract：:Nasal washings were collected from 27 normal adults during 38 naturally acquired colds. The washings were exhaustively tested using tissue cultures, organ cultures and electron microscopy. Washings yielding no identifiable agent were inoculated into human volunteers, and further specimens obtained from the latter were...

journal_title：Journal of medical virology

authors： Larson HE,Reed SE,Tyrrell DA

更新日期：1980-01-01 00:00:00

abstract：:The replication strategy of a human serotype 1 rotavirus, adapted to rapid growth in CV-1 cells, was investigated. A single cycle growth curve revealed eclipse and latent periods of 3 and 4 hours, respectively. Although the extent of reduction of host cell protein synthesis was directly related to the multiplicity of ...

journal_title：Journal of medical virology

authors： Heath RL,Birch CJ

更新日期：1988-05-01 00:00:00

abstract：:It have been suggested that hepatitis B virus (HBV) pre-S deletions may play a role in hepatocarcinogenesis. The aim of the study was to determine the prevalence of pre-S deletions in chronic hepatitis B patients in Hong Kong, the factors associated with the deletions and its relationship with hepatitis B e antigen (H...

journal_title：Journal of medical virology

authors： Yeung P,Wong DK,Lai CL,Fung J,Seto WK,Yuen MF

更新日期：2010-11-01 00:00:00