Two Independent HIV Epidemics in Saint Petersburg, Russia Revealed by Molecular Epidemiology.

abstract：:It became evident that tenofovir DF (TDF) causes a modest and gradual decline in GFR, however, the impact of long-term use of TDF on tubular function has not been fully evaluated. In 40 patients treated with TDF and 23 patients treated with other NRTIs, urine beta(2)-microglobulin (U-BMG), percentage tubular reabsorpt...

journal_title：AIDS research and human retroviruses

authors： Kinai E,Hanabusa H

更新日期：2009-04-01 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：: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：:C-C chemokine receptor (CCR) 5 (CCR5) is the main HIV-1 coreceptor involved in virus entry and cell-to-cell spread during acute and chronic infections: such CCR5 and T cell tropic viruses are adapted to and replicate in CD4+ memory T cells. Polymorphisms in CCR5 regulate CCR5 expression, which, in turn, influences HIV...

journal_title：AIDS research and human retroviruses

authors： Mehlotra RK

更新日期：2020-10-01 00:00:00

abstract：:We previously reported that passive transfer of a murine V3-specific monoclonal antibody (BAT123) to hu-PBL-SCID mice challenged with HIV-1LAI confers postexposure protection from infection. The role of the Fc fragment of this antibody as well as the involvement of the complement system in protection were evaluated in...

journal_title：AIDS research and human retroviruses

authors： Gauduin MC,Weir R,Fung MS,Koup RA

更新日期：1998-02-10 00:00:00

abstract：:We performed a placebo-controlled study to evaluate the effects of immunomodulatory treatment with thalidomide on HIV levels, TNF-alpha levels, and immune status of 31 HIV-infected individuals, after temporary suppression of viral replication with antiretroviral drugs. Treatment with a combination of zidovudine and la...

journal_title：AIDS research and human retroviruses

authors： Haslett PA,Klausner JD,Makonkawkeyoon S,Moreira A,Metatratip P,Boyle B,Kunachiwa W,Maneekarn N,Vongchan P,Corral LG,Elbeik T,Shen Z,Kaplan G

更新日期：1999-09-01 00:00:00

abstract：:HIV/hepatitis C virus (HCV) patients have a 3-fold increased fracture incidence compared to uninfected patients. The impact of HCV therapy on bone health is unclear. We evaluated bone turnover markers (BTM) in well-controlled (HIV RNA <50 copies/ml) HIV/HCV-coinfected patients who received pegylated interferon-α and r...

journal_title：AIDS research and human retroviruses

authors： Bedimo R,Kang M,Tebas P,Overton ET,Hollabaugh K,McComsey G,Bhattacharya D,Evans C,Brown TT,Taiwo B

更新日期：2016-04-01 00:00:00

abstract：:Reports indicate that myeloid and plasmacytoid dendritic cells (mDCs and pDCs), which are key effector cells in host innate immune responses, can be infected with HIV-1 and are reduced in number and function during the chronic phase of HIV disease. Furthermore, it was recently demonstrated that a sustained loss of mDC...

journal_title：AIDS research and human retroviruses

authors： Reeves RK,Wei Q,Stallworth J,Fultz PN

更新日期：2009-12-01 00:00:00

abstract：:HIV-1 group N (HIV-1/N) remains rare and mainly restricted to Cameroon. In this study, we report a new HIV-1/N infected case identified during routine HIV screening activities in Yaounde. The genetic characterization of the near full-length genome of this virus strain revealed that it is genetically distinct to all HI...

journal_title：AIDS research and human retroviruses

authors： Tagnouokam Ngoupo PA,Sadeuh-Mba SA,De Oliveira F,Ngo-Malabo ET,Ngono L,Plantier JC,Kfutwah A,Njouom R

更新日期：2018-07-01 00:00:00

abstract：:Abstract Multiple HIV-1 subtypes and circulating recombinant forms (CRFs) are known to cocirculate in Africa. In West Africa, the high prevalence of CRF02_AG, and cocirculation of subtype A, CRF01_AE, CRF06_cpx, and other complex intersubtype recombinants has been well documented. Mali, situated in the heart of West A...

journal_title：AIDS research and human retroviruses

authors： Imamichi H,Koita O,Dabitao D,Dao S,Ibrah M,Sogoba D,Dewar RL,Berg SC,Jiang MK,Parta M,Washington JA,Polis MA,Lane HC,Tounkara A

更新日期：2009-01-01 00:00:00

abstract：:We have analyzed amino acid, nucleotide sequence, and RNA secondary structure variability in the env gene of human immunodeficiency virus type (HIV-1). In applying algorithms for computing optimal RNA-folding patterns to a nonredundant data set of 178 env nucleotide sequences, we found a conserved RNA stem-loop struct...

journal_title：AIDS research and human retroviruses

authors： Peleg O,Brunak S,Trifonov EN,Nevo E,Bolshoy A

更新日期：2002-08-10 00:00:00

abstract：:Coadministration of pVecB7, a replication-defective SIV DNA vaccine, with interleukin-12 and GM-CSF expression plasmids, induced markedly enhanced control of viral replication and disease-free survival in macaques challenged intrarectally with pathogenic SIVsmE660. Protective mechanisms correlated with broader cell-me...

journal_title：AIDS research and human retroviruses

authors： O'Neill E,Bostik V,Montefiori DC,Kraiselburd E,Villinger F

更新日期：2003-10-01 00:00:00

abstract：:In order to obtain more information about the presence of HIV-1 in mononuclear cells of colostrum, research was carried out on both the HIV-1 genome in the cellular fraction of colostrum and the viral antibody in cell-free colostrum of eight anti-HIV-1 seropositive asymptomatic mothers. In five cases cell fractions of...

journal_title：AIDS research and human retroviruses

authors： Vonesch N,Sturchio E,Humani AC,Cordiali Fei P,Cosenza D,Caprilli F,Pezzella M

更新日期：1992-07-01 00:00:00

abstract：:Antibodies (Abs) against HLA and other cell surface molecules, which HIV-1 acquires during the budding process at the host cell surface, neutralize HIV-1 in vitro. Macaques were protected against infection by SIV grown in human cells after xenoimmunization with human MHC molecules. Besides the immune responses arising...

journal_title：AIDS research and human retroviruses

authors： Spruth M,Stoiber H,Kacani L,Schönitzer D,Dierich MP

更新日期：1999-04-10 00:00:00

abstract：:Zidovudine (ZDV) is converted to its active triphosphate (ZDVTP) by intracellular kinases. The intermediate ZDV monophosphate (ZDVMP) is believed to play a major role in ZDV toxicity. Manipulation of ZDV phosphorylation is a possible therapeutic strategy for altering the risk-benefit ratio. Here we investigate whether...

journal_title：AIDS research and human retroviruses

authors： Sim SM,Hoggard PG,Sales SD,Phiboonbanakit D,Hart CA,Back DJ

更新日期：1998-12-20 00:00:00

abstract：:Japan is one of the highest endemic areas of the world for human T cell leukemia-lymphoma virus type I (HTLV-I). To gain new insight as to the origin of this virus in Japan and especially in the southern islands of the archipelago, we investigated the long terminal repeat (LTR) of 67 newly isolated HTLV-I proviral DNA...

journal_title：AIDS research and human retroviruses

authors： Vidal AU,Gessain A,Yoshida M,Mahieux R,Nishioka K,Tekaia F,Rosen L,De Thé G

更新日期：1994-11-01 00:00:00

abstract：:Analyses of serum samples and blood cells have revealed a dysregulation of the Fas/Fas ligand (FasL) system during HIV infection, which may be related to disease progression. As Fas and FasL have been suggested to participate in brain injury in a variety of CNS disorders, the aim of this study was to determine (1) whe...

journal_title：AIDS research and human retroviruses

authors： Sporer B,Koedel U,Goebel FD,Pfister HW

更新日期：2000-02-10 00:00:00

abstract：:The first open reading frame of the HIV genome has been identified as the gag gene. The proteins encoded by this gene are p17 as the amino-terminal protein, p24 as the middle peptide, and p15 as the carboxyl-terminal end. A monoclonal antibody recognizing an antigenic determinant on a fragment of p15 has been develope...

journal_title：AIDS research and human retroviruses

authors： Veronese FD,Rahman R,Copeland TD,Oroszlan S,Gallo RC,Sarngadharan MG

更新日期：1987-10-01 00:00:00

abstract：:Enhancement of immunity in the setting of HIV infection is difficult owing to loss of functional CD4+ T cells. The MHC class II-deficient mouse (II-/-) environment simulates that of the immunocompromised HIV-infected individual, since these mice have low CD4+ T cell numbers, defective CD4-dependent responses, and are ...

journal_title：AIDS research and human retroviruses

authors： Scott DE,Golding H,Huang LY,Inman J,Golding B

更新日期：1998-09-20 00:00:00

abstract：:A novel deletion of residue 69 of the HIV-1 reverse transcriptase (RT) gene was detected in combination with mutations V75I/V and F77L/F in a patient with partial virological response to several antiretroviral drug regimens, including stavudine (D4T), didanosine (DDI), lamivudine (3TC), saquinavir (SQV), and nevirapin...

journal_title：AIDS research and human retroviruses

authors： Suzuki K,Kaufmann GR,Mukaide M,Cunningham P,Harris C,Leas L,Kondo M,Imai M,Pett SL,Finlayson R,Zaunders J,Kelleher A,Cooper DA

更新日期：2001-09-01 00:00:00

abstract：:Tuberculosis (TB) is the major opportunistic infection of HIV-infected patients in developing countries and is associated with activation of the immune system and increased HIV-1 expression. The aim of this study was to explore the biological properties of HIV-1 isolates from patients with active TB. Ten HIV-1 subtype...

journal_title：AIDS research and human retroviruses

authors： Morris L,Cilliers T,Bredell H,Phoswa M,Martin DJ

更新日期：2001-05-20 00:00:00

abstract：:High-resolution structures have revealed major pockets in the MHC class II peptide binding groove within a region designated Pl-P9. The region can accommodate 9-mer peptides, consistent with the observation that minimal core helper T (Th) cell determinants are usually eight or nine residues in size. Here we describe m...

journal_title：AIDS research and human retroviruses

authors： Lockey TD,Surman S,Brown S,Slobod KS,Coleclough C,Doherty PC,Hurwitz JL

更新日期：2002-10-10 00:00:00

abstract：:A primary concern of an antibody-based HIV-1 therapy is the virus' ability to rapidly escape antibody responses. Therefore, we investigated the relationships between antibody neutralization sensitivity, viral phenotype, and infectivity in 13 subtype C viruses using a HeLa transfectant-based assay. We observed that the...

journal_title：AIDS research and human retroviruses

authors： Moyo T,Guleid FH,Schomaker M,Williamson C,Dorfman JR

更新日期：2020-12-01 00:00:00

abstract：:Recent studies suggest that natural killer T (NKT) cells play a role in early antiviral pathogenesis and are rapidly depleted in chronic human immunodeficiency virus type 1 (HIV-1) clade B infection. We aimed to characterize the phenotypic and functional characteristics of NKT cells in HIV-1 clade C-infected Africans ...

journal_title：AIDS research and human retroviruses

authors： Mureithi MW,Cohen K,Moodley R,Poole D,Mncube Z,Kasmar A,Moody DB,Goulder PJ,Walker BD,Altfeld M,Ndung'u T

更新日期：2011-05-01 00:00:00

abstract：:Accurate methods for cross-sectional incidence estimation are needed for HIV prevention research. The Limiting Antigen Avidity (LAg-Avidity) assay has been marketed by two vendors, Maxim Biomedical and Sedia BioSciences Corporation. Performance differences between the two versions of the assay are unknown. We tested a...

journal_title：AIDS research and human retroviruses

authors： Schlusser KE,Konikoff J,Kirkpatrick AR,Morrison C,Chipato T,Chen PL,Munjoma M,Eshleman SH,Laeyendecker O

更新日期：2017-06-01 00:00:00

abstract：:Both saponin and muramyl dipeptide (MDP) formulated with a squalane-in-water emulsion of large particle size prepared with a vortex mixer were superior to Al(OH)3 as adjuvants for HIV gp120 in mice. All the adjuvants induced IgG1 antibody, but saponin elicited the highest titers of IgG2a. The secretion of interleukin-...

journal_title：AIDS research and human retroviruses

authors： Bomford R,Stapleton M,Winsor S,McKnight A,Andronova T

更新日期：1992-10-01 00:00:00

abstract：:The molecular epidemiology of HIV-1 in Argentina is more complex than was previously appreciated. One circulating recombinant form, CRF12_BF, and many related BF recombinant forms predominate in the capital city, Buenos Aires. This study of HIV-1 subtypes acquired perinatally between 1984 and 2000 has permitted, for t...

journal_title：AIDS research and human retroviruses

authors： Gomez Carrillo M,Avila M,Hierholzer J,Pando M,Martinez PL,McCutchan FE,Carr JK

更新日期：2002-05-01 00:00:00

abstract：:We set out to investigate whether there are clinically significant consequences when children with perinatal exposure to single-dose nevirapine are initiated on a nonnucleoside reverse transcriptase inhibitor (NNRTI) containing a highly active antiretroviral therapy (HAART) regimen. We carried out a chart and database...

journal_title：AIDS research and human retroviruses

authors： Musiime V,Ssali F,Kayiwa J,Namala W,Kizito H,Kityo C,Mugyenyi P

更新日期：2009-10-01 00:00:00

abstract：:CD4(+) T cell help is important for the functionality of CD8(+) cytotoxic T-lymphocytes (CTLs) in limiting viral replication and may contribute to mediation of apparent resistance to HIV-1 infection in exposed seronegative (ESN) individuals. Using five HIV-1 antigens in an intracellular cytokine assay, the presence of...

journal_title：AIDS research and human retroviruses

authors： Kebba A,Kaleebu P,Serwanga J,Rowland S,Yirrell D,Downing R,Gilmour J,Imami N,Gotch F,Whitworth J

更新日期：2004-01-01 00:00:00

abstract：:We examined the sera from 14 HIV-1 seroconverters for the presence of autoantibodies against CD4. Anti-CD4 antibodies were detected in the serum of 11 of 13 HIV-1-infected persons at the time of HIV-1 seroconversion. In 6 of 14 persons from whom a serum was obtained prior to HIV-1 seroconversion, anti-CD4 antibodies w...

journal_title：AIDS research and human retroviruses

authors： Keiser P,Keay S,Wasserman S,Wecksler W

更新日期：1992-11-01 00:00:00