abstract：:As antiretroviral therapy continues to scale-up in developing countries, there is concern that high levels of HIV drug resistance to antiretroviral drugs will occur. Here we describe rates of emergence of HIV-1 drug resistance and factors associated with their occurrence among adults who received antiretroviral therap...

journal_title：AIDS research and human retroviruses

authors： Hanson DL,Adjé-Touré C,Talla-Nzussouo N,Eby P,Borget MY,Kouadio LY,Celestin BE,Tossou O,Eholie S,Kadio A,Chorba T,Nkengasong JN

更新日期：2009-05-01 00:00:00

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：:The long-term efficacy of once-daily (qd) fosamprenavir (FPV) 1400 mg boosted by ritonavir 100 mg (FPV/r100) has not been evaluated previously. A 96-week open-label, randomized, multicenter study compared the efficacy/safety of FPV/r100 with FPV 1400 mg boosted by ritonavir 200 mg qd (FPV/r200), plus abacavir/lamivudi...

journal_title：AIDS research and human retroviruses

authors： Hicks CB,DeJesus E,Sloan LM,Sension MG,Wohl DA,Liao Q,Ross LL,Pakes GE,Pappa KA,Lancaster CT,COL100758 Study Team.

更新日期：2009-04-01 00:00:00

abstract：:HIV-1 subtype C is the prevalent subtype in South Africa, with non-C subtypes being sporadically detected. The accessory genes of subtype C have not been well studied in South Africa. In this study the HIV-1 vpr region of 58 strains was amplified, sequenced, and subtyped. Phylogenetic analysis characterized 54 strains...

journal_title：AIDS research and human retroviruses

authors： Romani B,Glashoff R,Engelbrecht S

更新日期：2009-03-01 00:00:00

abstract：:Previous studies have demonstrated that lopinavir/ritonavir monotherapy maintained plasma HIV-1 RNA suppression in a large proportion of antiretroviral naive subjects. However, more subjects receiving lopinavir/ritonavir monotherapy experienced confirmed virologic rebound >50 copies/ml compared to a standard three-dru...

journal_title：AIDS research and human retroviruses

authors： Campo RE,Da Silva BA,Cotte L,Gathe JC,Gazzard B,Hicks CB,Klein CE,Chiu YL,King MS,Bernstein BM

更新日期：2009-03-01 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) isolates differ in their use of coreceptors to enter target cells. This has important implications for both viral pathogenicity and susceptibility to entry inhibitors, recently approved or under development. Predicting HIV-1 coreceptor usage on the basis of sequence informat...

journal_title：AIDS research and human retroviruses

authors： Prosperi MC,Fanti I,Ulivi G,Micarelli A,De Luca A,Zazzi M

更新日期：2009-03-01 00:00:00

abstract：:Histone deacetylases (HDACs) act on histones within the nucleosome-bound promoter of human immunodeficiency virus type 1 (HIV-1) to maintain proviral latency. HDAC inhibition leads to promoter expression and the escape of HIV from latency. We evaluated the ability of the potent inhibitor recently licensed for use in o...

journal_title：AIDS research and human retroviruses

authors： Archin NM,Espeseth A,Parker D,Cheema M,Hazuda D,Margolis DM

更新日期：2009-02-01 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：:Several reports have suggested an increased prevalence of osteopenia and osteoporosis in HIV-infected individuals. Vitamin D deficiency may be a risk factor for osteoporosis and bone fractures. We aimed to determine the prevalence of vitamin D insufficiency in an outpatient HIV clinic in Boston. We collected serum lev...

journal_title：AIDS research and human retroviruses

authors： Rodríguez M,Daniels B,Gunawardene S,Robbins GK

更新日期：2009-01-01 00:00:00

abstract：:To design a vaccine that will remain potent against HIV-1, the immunogenic regions in the viral envelope that tend to change as well as those that remain constant over time must be identified. To determine the neutralization profiles of sequential viruses over time and study whether neutralization patterns correlate w...

journal_title：AIDS research and human retroviruses

authors： Nyambi P,Burda S,Urbanski M,Heyndrickx L,Janssens W,Vanham G,Nadas A

更新日期：2008-12-01 00:00:00

abstract：:Depletion of mitochondrial DNA (mtDNA) and mtDNA-encoded respiratory chain proteins in subcutaneous (SC) fat from patients with HIV lipoatrophy have clearly demonstrated the role of mitochondrial dysfunction in this syndrome. Research in HIV lipoatrophy, however, has been severely hampered by the lack of a suitable su...

journal_title：AIDS research and human retroviruses

authors： Shikuma CM,Gerschenson M,Chow D,Libutti DE,Willis JH,Murray J,Capaldi RA,Marusich M

更新日期：2008-10-01 00:00:00

abstract：:Recombinant forms of HIV-1 contribute significantly to the ongoing epidemic. In the present study, we characterized the near full-length genome of one candidate HIV-1 CRF25_cpx strain originating in Cameroon, 06CM-BA-040. Viral RNA was extracted from plasma, and the genome was obtained using RT-PCR amplification to ge...

journal_title：AIDS research and human retroviruses

authors： Luk KC,Holzmayer V,Ndembi N,Swanson P,Brennan CA,Ngansop C,Mbanya D,Kaptué L,Gürtler L,Devare SG,Hackett J

更新日期：2008-10-01 00:00:00

abstract：:A higher functionality of CD8(+) T cells might contribute to low-level HIV replication in long-term nonprogressors (LTNPs). However, the contrary could also be true, being the function of CD8(+) T cells modulated by HIV replication. We tested whether enhanced HIV replication following antiretroviral therapy interrupti...

journal_title：AIDS research and human retroviruses

authors： López M,Rallón N,Soriano V,Rodríguez I,Valencia E,Labarga P,Moreno V,Vispo E,Roncal F,González-Lahoz J,Benito JM

更新日期：2008-09-01 00:00:00

abstract：:A molecular epidemiologic study of HIV-1 in Greenland showed distinct transmission clusters correlated with demographic and behavioral data. Resistance mutations were found in a majority of the pol sequences. The objective of the present study was to estimate prevalence of drug resistance in Greenland and identify tra...

journal_title：AIDS research and human retroviruses

authors： Madsen TV,Lohse N,Jensen ES,Obel N,Ladefoged K,Gerstoft J,Petersen AB,Nielsen C,Jørgensen LB

更新日期：2008-08-01 00:00:00

abstract：:In many countries, HIV testing among tuberculosis (TB) patients is recommended so that both infections are appropriately treated. Cross-reacting antibodies to HIV antigens have been reported for several conditions, including TB, leprosy, malaria, and rheumatoid arthritis. To study the pattern and prevalence of cross-r...

journal_title：AIDS research and human retroviruses

authors： Swaminathan S,Hanna LE,Sundaramurthi JC,Leonard A,Angayarkanni B,Francis AC,Lakshmi S,Nayak K

更新日期：2008-07-01 00:00:00

abstract：:We analyzed the HIV-1 pol gene from patients in Cape Town to determine the genetic diversity of HIV-1 in the region and to assess the baseline HIV-1 resistance level of treatment-naive patients. Plasma was collected prior to the national antiretroviral therapy (ART) program. RNA was extracted, followed by RT-PCR and a...

journal_title：AIDS research and human retroviruses

authors： Jacobs GB,Laten A,van Rensburg EJ,Bodem J,Weissbrich B,Rethwilm A,Preiser W,Engelbrecht S

更新日期：2008-07-01 00:00:00

abstract：:Multiple impairments in HIV-1-specific cytotoxic T cells (CTL) have been reported, but derangements in HIV-1-specific CD8+ T-cell chemotaxis have not been described previously. We assessed migration to SDF-1alpha (stromal cell-derived factor 1-alpha) and CX3CL1 in vitro and expression of cognate receptors, CXCR4 and C...

journal_title：AIDS research and human retroviruses

authors： Meditz AL,Schlichtemeier R,Folkvord JM,Givens M,Lesh KC,Ray MG,McCarter MD,Connick E

更新日期：2008-07-01 00:00:00

abstract：:The prevalence of different HIV-1 subtypes in Spain varies by geographic region. In the present study isolates were collected from 72 newly diagnosed individuals in western Andalucia from 2004 to 2006. Viral sequences were amplified and the subtype diversity and prevalence of resistance mutations in the reverse transc...

journal_title：AIDS research and human retroviruses

authors： McConnell MJ,Docobo-Pérez F,Mata RC,Fernandez-Cuenca F,Viciana P,López-Cortés LF,Trastoy M,Pachón J,Pérez-Romero P

更新日期：2008-06-01 00:00:00

abstract：:A novel prophylactic AIDS vaccine candidate, consisting of single-stranded DNA for HIV-1 subtype C gag, protease, and part of reverse transcriptase genes, enclosed within a recombinant adeno-associated virus serotype-2 protein capsid (tgAAC09) induced T cell responses and antibodies in nonhuman primates. In this rando...

journal_title：AIDS research and human retroviruses

authors： Mehendale S,van Lunzen J,Clumeck N,Rockstroh J,Vets E,Johnson PR,Anklesaria P,Barin B,Boaz M,Kochhar S,Lehrman J,Schmidt C,Peeters M,Schwarze-Zander C,Kabamba K,Glaunsinger T,Sahay S,Thakar M,Paranjape R,Gilmour J,

更新日期：2008-06-01 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 performed an HTLV epidemiological study of 986 individuals from 17 villages from the same state of Salvador, the city with the highest HTLV-1 prevalence in Brazil. The HTLV-1 prevalence was 3.85%, 1.56%, and 1.23% in three villages. Phylogenetic analysis of the LTR region demonstrated that all positive samples anal...

journal_title：AIDS research and human retroviruses

authors： Rego FF,Alcantara LC,Moura Neto JP,Miranda AC,Pereira Ode S,Gonçalves Mde S,Galvão-Castro B

更新日期：2008-05-01 00:00:00

abstract：:While it is known that selection for specific HIV-1 drug resistance-associated mutations (DRM) occurs following ART failure, the patterns of resistance mutations, reduced susceptibility (RS), and replicative capacity (RC) that appear as the number of major NRTI mutations increases have been less well-studied. These ch...

journal_title：AIDS research and human retroviruses

authors： Ross L,Parkin N,Lanier R

更新日期：2008-04-01 00:00:00

abstract：:Preexposure prophylaxis (PrEP) with antiretroviral drugs constitutes a promising strategy for HIV prevention. Potent PrEP regimens with reverse transcriptase inhibitors can prevent detectable SHIV infection in a repeated low-dose macaque model that resembles human transmission, supporting plans to quickly move this ap...

journal_title：AIDS research and human retroviruses

authors： Kersh EN,Luo W,Adams DR,Mitchell J,Garcia-Lerma JG,Heneine W,Folks TM,Butera S,Otten RA

更新日期：2008-04-01 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：:Nucleoside analog-associated sensory neuropathy (NRTI-SN) attributed to stavudine, didanosine, or zalcitabine (the dNRTIs) and distal sensory polyneuropathy (DSP) attributed to HIV are clinically indistinguishable. As inflammatory cytokines are involved in DSP, we addressed a role for inflammation in NRTI-SN by determ...

journal_title：AIDS research and human retroviruses

authors： Cherry CL,Rosenow A,Affandi JS,McArthur JC,Wesselingh SL,Price P

更新日期：2008-02-01 00:00:00

abstract：:Epidemiological and experimental data suggest that both robust neutralizing antibodies and potent cellular responses play important roles in controlling primary HIV-1 infection. In this study we have investigated the induction of systemic and mucosal immune responses to HIV gp120 monomer immunogen administered intrana...

journal_title：AIDS research and human retroviruses

authors： Bielinska AU,Janczak KW,Landers JJ,Markovitz DM,Montefiori DC,Baker JR Jr

更新日期：2008-02-01 00:00:00

abstract：:Anemia, a common hematological abnormality in HIV, contributes to decreased quality of life (QOL). This study assessed once-every-2-week epoetin alfa on maintaining QOL and hemoglobin (Hb) in anemic HIV-infected patients in a 24-week, open-label, multicenter study. HIV-infected patients (Hb < or =12 g/dl) received epo...

journal_title：AIDS research and human retroviruses

authors： Levine AM,Salvato P,Leitz GJ,Champs 2 Study Group.

更新日期：2008-02-01 00:00:00

abstract：:In HIV-infected persons, certain HLA class I alleles are associated with effective control of viremia, while others are associated with rapid disease progression. Among the most divergent clinical outcomes are the relatively good prognosis in HLA-B*5801 expressing persons and poor prognosis with HLA-B*5802. These two ...

journal_title：AIDS research and human retroviruses

authors： Ngumbela KC,Day CL,Mncube Z,Nair K,Ramduth D,Thobakgale C,Moodley E,Reddy S,de Pierres C,Mkhwanazi N,Bishop K,van der Stok M,Ismail N,Honeyborne I,Crawford H,Kavanagh DG,Rousseau C,Nickle D,Mullins J,Heckerman D,K

更新日期：2008-01-01 00:00:00

abstract：:A high incidence of decreased bone mineral density (BMD) has increasingly been associated with HIV infection. In this study mesenchymal stem cell (MSC) and human osteoblast (hOB) cell lines were treated with HIV tat, HIV rev, HIV p55-gag, HIV gp120 and HTLV env (100 ng/ml, 24 h). Cells were then analyzed for calcium d...

journal_title：AIDS research and human retroviruses

authors： Cotter EJ,Malizia AP,Chew N,Powderly WG,Doran PP

更新日期：2007-12-01 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：:The use of abacavir (ABC) may be associated with a hypersensitivity reaction (HSR) that requires discontinuation of the drug. The HLA-B*5701 allele has been linked to this HSR. Information on the strength of this association across distinct geographic regions and ethnicities is scarce. We tested HLA-B*5701 in 53 Spani...

journal_title：AIDS research and human retroviruses

authors： Rodríguez-Nóvoa S,García-Gascó P,Blanco F,González-Pardo G,Castellares C,Moreno V,Jiménez-Nácher I,González-Lahoz J,Soriano V

更新日期：2007-11-01 00:00:00

abstract：:The relationship between adherence to highly active antiretroviral therapy (HAART) and RNA-HIV viral load outcomes has been extensively shown. Although there are different procedures for assessing treatment adherence, there is no ideal method. We present the SERAD (Self-Reported Adherence) questionnaire, a qualitative...

journal_title：AIDS research and human retroviruses

authors： Muñoz-Moreno JA,Fumaz CR,Ferrer MJ,Tuldrà A,Rovira T,Viladrich C,Bayés R,Burger DM,Negredo E,Clotet B,SERAD Validation Team.

更新日期：2007-10-01 00:00:00

abstract：:The combination of didanosine (ddI) and lamivudine (3TC) is attractive considering its low cost, potency, tolerability, and convenience (once daily administration), but it is not recommended as first-line therapy for HIV infection. A prospective, multicenter, open, comparative trial was conducted in HIV-infected, anti...

journal_title：AIDS research and human retroviruses

authors： Sánchez-Conde M,Palacios R,Sanz J,Rodríguez-Novoa S,Rivas P,Santos J,Sola J,Asensi V,de Mendoza C,Estrada V,Barreiro P,González-Lahoz J,Jiménez-Nacher I,Soriano V

更新日期：2007-10-01 00:00:00

abstract：:We report one or more HIV resistance mutations in 81.81% of the 33 antiretroviral treatment-experienced study participants with evidence of virologic failure, with M184V being the most commonly observed resistance mutation (69.7%). Two out of four participants with protease inhibitors (PI) experience harbored multiple...

journal_title：AIDS research and human retroviruses

authors： Sen S,Tripathy SP,Patil AA,Chimanpure VM,Paranjape RS

更新日期：2007-10-01 00:00:00

abstract：:In Western countries, HTLV-1 infection is recognized mainly among foreigners coming from endemic areas. In contrast, HTLV-2 is found predominantly in native intravenous drug users (IDUs). Spain has experienced a large wave of immigration, which could have influenced the current prevalence and distribution of HTLV-1 an...

journal_title：AIDS research and human retroviruses

authors： Toro C,Aguilera A,Caballero E,Tuset C,Alvarez P,García-Campello M,Rodríguez-Iglesias M,de Lejarazu RO,Eiros J,Rodriguez C,del Romero J,Benito R,Calderón E,Santana O,Amor A,Gómez-Hernando C,García J,Soriano V

更新日期：2007-09-01 00:00:00

abstract：:A new HIV-1 circulating recombinant form (CRF), CRF33_01B, has been identified in Malaysia. Concurrently we found a unique recombinant form (URF), that is, the HIV-1 isolate 06MYKLD46, in Kuala Lumpur, Malaysia. It is composed of B or a Thai variant of the B subtype (B') and CRF01_AE. Here, we determined the near full...

journal_title：AIDS research and human retroviruses

authors： Lau KA,Wang B,Kamarulzaman A,Ng KP,Saksena NK

更新日期：2007-09-01 00:00:00

abstract：:The chemokine polymorphisms CXCR6-3E/K, In1.1T/C, H7 haplotype, CX(3)CR1-V249I, and CX(3)CR1-T280M have been shown to affect the course of HIV infection. We studied their influence on immunologic and virologic response to HAART in a group of 143 HIV-1 patients. We performed Kaplan-Meier analysis using the following en...

journal_title：AIDS research and human retroviruses

authors： Passam AM,Sourvinos G,Krambovitis E,Miyakis S,Stavrianeas N,Zagoreos I,Spandidos DA

更新日期：2007-08-01 00:00:00

abstract：:Surveillance of drug resistance mutations in antiretroviral-experienced HIV(+) patients may provide useful information regarding options available for rescue interventions. All resistance tests performed from 1999 to 2005 on antiretroviral-experienced individuals at one reference laboratory in Madrid were examined. On...

journal_title：AIDS research and human retroviruses

authors： de Mendoza C,Garrido C,Corral A,Ramírez-Olivencia G,Jiménez-Nacher I,Zahonero N,Gonzalez-Lahoz J,Soriano V

更新日期：2007-07-01 00:00:00

abstract：:A workshop entitled "Regulatory T cells (T(reg)) and HIV/AIDS" was held in Cincinnati, OH, September 7-8, 2006. This workshop was the first completely dedicated to T(reg) in HIV infection, and gathered investigators working on different aspects of T(reg) biology, and on HIV pathogenesis. We report here the major topic...

journal_title：AIDS research and human retroviruses

authors： Chougnet CA,Shearer GM

更新日期：2007-07-01 00:00:00

abstract：:We report the results of an external quality control program, including 17 Italian centers involved in the care of patients infected by HIV, to evaluate CD4 T cell count proficiency and reproducibility. The centers received two commercial stabilized blood preparations, one with "normal" and one with "low" CD4 T cell c...

journal_title：AIDS research and human retroviruses

authors： Martini F,D'Offizi G,Girardi E,Vitale A,Cimini E,Mollicone B,Vlassi C,Aiuti F,Other Members of 2005 Italian CD4 Quality Control Network.

更新日期：2007-06-01 00:00:00