Complexity and dynamics of HIV-1 chemokine receptor usage in a multidrug-resistant adolescent.

abstract：:The Kento-Mwana project was carried out in Pointe Noire, Republic of the Congo, to prevent mother-to-child HIV-1 transmission. To determine the prevalence of different subtypes and transmitted drug resistance-associated mutations, 95 plasma samples were collected at baseline from HIV-1-positive naive pregnant women en...

journal_title：AIDS research and human retroviruses

authors： Bruzzone B,Saladini F,Sticchi L,Mayinda Mboungou FA,Barresi R,Caligiuri P,Calzi A,Zazzi M,Icardi G,Viscoli C,Bisio F

更新日期：2015-08-01 00:00:00

abstract：:In a polygamous marriage in Senegal, the husband and his two spouses were infected with HIV-1 group O. This study provides new full-length genome sequences for the two spouses (99SE-MP1299 and 99SE-MP1300) and the 3'-end LTR-tat fragment (6084 bp) for the husband (98SE-42HALD). Phylogenetic tree and diversity plot ana...

journal_title：AIDS research and human retroviruses

authors： Kane CT,Montavon C,Toure MA,Faye MA,Ndiaye AG,Diallo AG,Ndoye I,Liegeois F,Delaporte E,Mboup S,Peeters M

更新日期：2001-08-10 00:00:00

abstract：:To investigate HIV-1-related B cell disorders, the quantity of CD27 positive (CD27+) B cells and their CD38, CD95, and bcl-2 intensities were examined by flow cytometry analysis in 16 drug-naive patients, 27 highly active antiretroviral therapy (HAART)-treated patients, and 20 uninfected controls. CD27+ B cells have b...

journal_title：AIDS research and human retroviruses

authors： Chong Y,Ikematsu H,Kikuchi K,Yamamoto M,Murata M,Nishimura M,Nabeshima S,Kashiwagi S,Hayashi J

更新日期：2004-02-01 00:00:00

abstract：:Epidemic modeling suggests that a major scale-up in HIV treatment could have a dramatic impact on HIV incidence. This has led both researchers and policymakers to set a goal of an "AIDS-Free Generation." One of the greatest obstacles to achieving this objective is the number of people with undiagnosed HIV infection. D...

journal_title：AIDS research and human retroviruses

authors： Burns DN,DeGruttola V,Pilcher CD,Kretzschmar M,Gordon CM,Flanagan EH,Duncombe C,Cohen MS

更新日期：2014-03-01 00:00:00

abstract：:Inhibitory factors to human immunodeficiency virus type 1 (HIV-1) in saliva may be responsible for the infrequent isolation of virus from saliva and also may account for the marked infrequency of salivary and/or oral transmission of HIV-1. Incubation of HIV-1 with human saliva followed by addition of the mixture to su...

journal_title：AIDS research and human retroviruses

authors： Archibald DW,Cole GA

更新日期：1990-12-01 00:00:00

abstract：:We aim to determine the prevalence of HIV nonsuppression and factors associated with it. This is a cross-sectional multicenter study carried out in January 2016 with data of the VACH Cohort, a registry participated by 23 hospitals from most regions of Spain. The prevalence of HIV nonsuppression, defined as HIV RNA ≥20...

journal_title：AIDS research and human retroviruses

authors： Roca B,Spanish VACH Cohort Group.

更新日期：2020-11-01 00:00:00

abstract：:Although suppression of HIV-1 RNA below the limit of detection is associated with optimal outcomes, many patients can maintain or increase their CD4(+) count for prolonged time periods in the presence of persistent low-level viremia. We followed seven patients with prolonged (>5 years) discordant CD4(+)/viral load (VL...

journal_title：AIDS research and human retroviruses

authors： Kaplan SS,Ferrari G,Wrin T,Hellmann NS,Tomaras GD,Gryszowka VE,Fiscus SA,Weinhold KJ,Hicks CB

更新日期：2005-01-01 00:00:00

abstract：:CCR5 has preferentially been used by all circulating HIV-1 subtype C viruses for cell entry. Recently, we reported the highest proportion of CXCR4-utilizing primary isolates among a cohort of 20 South African AIDS patients. This study describes and compares the Env genotypic characteristics from these 20 HIV-1 subtype...

journal_title：AIDS research and human retroviruses

authors： Michler K,Connell BJ,Venter WD,Stevens WS,Capovilla A,Papathanasopoulos MA

更新日期：2008-05-01 00:00:00

abstract：:We have determined that polymeric IgA in saliva of HIV-1-uninfected individuals binds in varying degrees to components of culture supernatants containing HIV-1 recombinant proteins when ELISA is used for the determination. This finding did not extend to salivary IgG antibodies. Further, such problems were not encounte...

journal_title：AIDS research and human retroviruses

authors： Jackson S,Prince S,Kulhavy R,Mestecky J

更新日期：2000-04-10 00:00:00

abstract：:HIV infection is associated with a state of chronic, generalized immune activation that has been shown in many studies to be a key predictor of progression to AIDS. Consistent with this model, nonpathogenic SIV infections of natural hosts, such as the sooty mangabeys, are characterized by low levels of immune activati...

journal_title：AIDS research and human retroviruses

authors： d'Ettorre G,Paiardini M,Ceccarelli G,Silvestri G,Vullo V

更新日期：2011-04-01 00:00:00

abstract：:Human T cell leukemia virus protein induces T cells to permanent IL-2-dependent growth. These cells occasionally convert to factor independence. The viral oncoprotein Tax acts as an essential growth factor of transformed lymphocytes and stimulates the cell cycle in the G(1) phase. In T cells and fibroblasts Tax enhanc...

journal_title：AIDS research and human retroviruses

authors： Haller K,Ruckes T,Schmitt I,Saul D,Derow E,Grassmann R

更新日期：2000-11-01 00:00:00

abstract：:Iron is a key factor at various stages of HIV life cycle and determines the progression of HIV infection. Data about cellular labile iron pool (LIP) in the settings of contemporary antiretroviral therapy (cART) are lacking. Yet LIP is directly related to the generation of reactive oxygen species, and may contribute to...

journal_title：AIDS research and human retroviruses

authors： Emilova R,Manolov V,Todorova Y,Yancheva N,Alexiev I,Nikolova M

更新日期：2020-07-01 00:00:00

abstract：:High level of HIV prevalence was found in some specific areas or populations in China. Shijingshan district was one of the areas with rapid increase of newly reported HIV cases in Beijing, China. Comprehensive investigation on HIV genetic characteristics is necessary in the district. In this study, we enrolled 223 new...

journal_title：AIDS research and human retroviruses

authors： Sun L,Jia L,Liu Y,Han J,Li J,Li H,Li L

更新日期：2019-05-01 00:00:00

abstract：:Neutralizing antibodies (NA) against HIV-1MN and HIV-1IIIB, and antibodies binding to synthetic peptides (BA) derived from the gp120 envelope V3 region principal neutralizing determinants (PND) of the HIV-1MN, HIV-1IIIB, and HIV-1Z3 virus strains were assayed in HIV-1 antibody-positive sera from the United States, Hai...

journal_title：AIDS research and human retroviruses

authors： Carrow EW,Vujcic LK,Glass WL,Seamon KB,Rastogi SC,Hendry RM,Boulos R,Nzila N,Quinnan GV Jr

更新日期：1991-10-01 00:00:00

abstract：:The conditioned medium of a HTLV-I-carrying T cell line HUT-102 showed cytotoxic activity against a mouse fibroblast cell line L-M. We prepared the cDNA library from HUT-102 poly(A)+ RNA and screened it using oligonucleotide probes that correspond to the amino acid sequences conserved in tumor necrosis factor (TNF) an...

journal_title：AIDS research and human retroviruses

authors： Kato S,Miki T,Takahashi N,Ohmori M,Hemmi H,Numao N,Kondo K

更新日期：1989-12-01 00:00:00

abstract：:It is known that the HTLV-I-transformed cell line MT4 releases chemotactic activity for monocytes spontaneously. The MT4 monocyte chemoattractant was purified to homogeneity and sequencing of 25 amino acids revealed identity with the C-C chemokine macrophage inflammatory protein-1 alpha (MIP-1 alpha/LD78). An anti-MIP...

journal_title：AIDS research and human retroviruses

authors： Bertini R,Luini W,Sozzani S,Bottazzi B,Ruggiero P,Boraschi D,Saggioro D,Chieco-Bianchi L,Proost P,van Damme J

更新日期：1995-01-01 00:00:00

abstract：:Human herpesvirus 6 (HHV-6), a lymphotropic herpesvirus, has been suggested as a potential cofactor in the acquired immunodeficiency syndrome (AIDS). Previous studies indicate that HHV-6 has a restricted range of susceptible species. In this study, we tested the in vitro susceptibility to HHV-6 of Macaca nemestrina (p...

journal_title：AIDS research and human retroviruses

authors： Lusso P,Secchiero P,Crowley RW

更新日期：1994-02-01 00:00:00

abstract：:Population genotyping (PG) can underestimate resistance if resistance-containing low abundance variants go undetected. PG and clonal analysis (CA) results were compared in virologic failures (VFs) from a 48-week clinical trial that evaluated once-daily fosamprenavir/ritonavir (FPV/r) 1400 mg/100 mg or atazanavir/riton...

journal_title：AIDS research and human retroviruses

authors： Ross LL,Weinberg WG,DeJesus E,Fischl MA,Horton JH,Pappa KA,Lancaster CT,Pakes GE,Smith KY

更新日期：2010-04-01 00:00:00

abstract：:Similarly to HIV-infected cells, recombinant HIV-1 glycoprotein 120 induces acid-labile interferon production in peripheral blood mononuclear cells from healthy donors. Acid lability of this interferon is due to the presence of both IFN-alpha and -gamma molecules. In fact, although not revealed by neutralization of an...

journal_title：AIDS research and human retroviruses

authors： Capobianchi MR,Ameglio F,Cordiali Fei P,Castilletti C,Mercuri F,Fais S,Dianzani F

更新日期：1993-10-01 00:00:00

abstract：:The HIV-1 subtype A epidemic affecting injecting drug users (IDU) in former Soviet Union (FSU) countries started dramatically in Odessa, southern Ukraine, in 1995, and is caused by a variant of monophyletic origin, often designated IDU-A. We phylogenetically analyzed one near full-length genome and two partial sequenc...

journal_title：AIDS research and human retroviruses

authors： Thomson MM,de Parga EV,Vinogradova A,Sierra M,Yakovlev A,Rakhmanova A,Delgado E,Casado G,Muñoz M,Carmona R,Vega Y,Pérez-Alvarez L,Contreras G,Medrano L,Osmanov S,Nájera R

更新日期：2007-12-01 00:00:00

abstract：:To investigate how human immunodeficiency virus type 1 (HIV-1) escapes from antibodies directed against the neutralization domain in the third variable region (V3) of gp120, we examined precisely which amino acid contributed to antibody binding. From six HIV-1-infected individuals, sequential sera were tested for anti...

journal_title：AIDS research and human retroviruses

authors： Langedijk JP,Zwart G,Goudsmit J,Meloen RH

更新日期：1995-10-01 00:00:00

abstract：:With improved survival and aging, more persons living with HIV/AIDS (PLWHA) are at risk for colorectal cancer (CRC). This retrospective longitudinal study evaluated patient characteristics associated with CRC screening in our HIV cohort. Patients were followed beginning at age 50 years during a study period from Janua...

journal_title：AIDS research and human retroviruses

authors： Burkholder GA,Tamhane AR,Appell LE,Willig JH,Saag MS,Raper JL,Westfall AO,Mugavero MJ

更新日期：2015-05-01 00:00:00

abstract：:Abstract In southern Brazil, CRF31_BC is the major HIV-1 recombinant form and URFs_BC occurs very infrequently. The near full-length genomes of four samples displaying a similar recombination profile in the integrase region and different profiles in the protease/reverse transcriptase regions were analyzed to elucidate...

journal_title：AIDS research and human retroviruses

authors： Passaes CP,Guimarães ML,Bello G,Morgado MG

更新日期：2009-12-01 00:00:00

abstract：:We have investigated in utero human immunodeficiency virus type 1 (HIV-1) transmission by analyzing human fetal tissues for the presence of viral DNA by means of the polymerase chain reaction (PCR). Thirty three fetal samples: thymus, spleen, and peripheral mononuclear blood cells (PMBC) were obtained at abortion (16 ...

journal_title：AIDS research and human retroviruses

authors： Courgnaud V,Lauré F,Brossard A,Bignozzi C,Goudeau A,Barin F,Bréchot C

更新日期：1991-03-01 00:00:00

abstract：:Herpes simplex virus-2 (HSV-2) suppression with acyclovir or valacyclovir reduces HIV-1 viral RNA levels; one hypothesis is that HSV-2 suppression reduces immune activation. We measured T cell immune activation markers among women participating in a randomized placebo-controlled trial of valacyclovir to reduce HIV-1 R...

journal_title：AIDS research and human retroviruses

authors： Roxby AC,Liu AY,Drake AL,Kiarie JN,Richardson B,Lohman-Payne BL,John-Stewart GC,Wald A,De Rosa S,Farquhar C

更新日期：2013-01-01 00:00:00

abstract：:During HIV-1 infection, distinct biological phenotypes are observed between R5 and X4 HIV-1 strains with respect to pathogenicity and tropism. In this study, temporal changes of the expression levels of the complete human transcriptome, representing 47,000 well-characterized human transcripts, were monitored in the fi...

journal_title：AIDS research and human retroviruses

authors： Sirois M,Robitaille L,Sasik R,Estaquier J,Fortin J,Corbeil J

更新日期：2008-03-01 00:00:00

abstract：:Many human immunodeficiency virus (HIV) proteins including Tat are produced by HIV-infected astrocytes and secreted into the brain resulting in extensive neuronal damage that contributes to the pathogenesis of HIV dementia. The neuroprotective hormone 17beta-estradiol (E2) is known to negatively regulate the HIV trans...

journal_title：AIDS research and human retroviruses

authors： Heron PM,Turchan-Cholewo J,Bruce-Keller AJ,Wilson ME

更新日期：2009-11-01 00:00:00

abstract：:The U.S. military represents a unique population within the human immunodeficiency virus 1 (HIV-1) pandemic. The last comprehensive study of HIV-1 in members of the U.S. Navy and Marine Corps (Sea Services) was completed in 2000, before large-scale combat operations were taking place. Here, we present molecular charac...

journal_title：AIDS research and human retroviruses

authors： Heipertz RA Jr,Sanders-Buell E,Kijak G,Howell S,Lazzaro M,Jagodzinski LL,Eggleston J,Peel S,Malia J,Armstrong A,Michael NL,Kim JH,O'Connell RJ,Scott PT,Brett-Major DM,Tovanabutra S

更新日期：2013-10-01 00:00:00

abstract：:Transmitted drug resistance mutations (TDRM) have been a constant threat to treatment efficacy. We evaluated TDRM in plasma RNA of 217 antiretroviral therapy-naive patients from sites in the São Paulo metropolitan area, collected from 2012 to 2014. The partial HIV-1 polymerase region was sequenced using Big Dye termin...

journal_title：AIDS research and human retroviruses

authors： Guimarães PM,Ferreira JL,Coelho LP,Cavalcanti Jde S,Lopes GI,Matsuda EM,Almeida FJ,Almeida VC,Campeas AE,Junior LC,Brígido LF,Sa˜o Paulo Salvage Workgroup.

更新日期：2015-12-01 00:00:00

abstract：:We have used a panel of anti-gp160 MAbs to construct anti-HIV immunotoxins by coupling antibodies to ricin A chain (RAC). The ability of the immunotoxins to kill HIV-1-infected cells and halt the spread of infection was tested in tissue culture on persistently and acutely infected cell lines and primary lymphocyte cul...

journal_title：AIDS research and human retroviruses

authors： Pincus SH,Wehrly K,Cole R,Fang H,Lewis GK,McClure J,Conley AJ,Wahren B,Posner MR,Notkins AL,Tilley SA,Pinter A,Eiden L,Teintze M,Dorward D,Tolstikov VV

更新日期：1996-07-20 00:00:00