Subtype B
Selective regimes and evolutionary rates of HIV-1 subtype B V3 variants in the Brazilian epidemic
... the subtype B strains ...that subtype B strains are phylogenetically undistinguishable ...of subtype B variants evolving in the Brazilian ...
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Frequency of subtype B and F1 dual infection in HIV-1 positive, Brazilian men who have sex with men
... a subtype B virus based on near full-length genome or partial pol (including complete integrase region) analysis [27,28], availability of a blood sample from the initial time ...for subtype B ...
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Detection of the B”-GWGR variant in the southernmost region of Brazil: unveiling the complexity of the human immunodeficiency virus-1 subtype B epidemic
... types B and C in high proportions (de Medeiros et ...of subtype B that seems to have clinical particularities (Santoro-Lopes et ...to B-GPGR infection (Casseb et ...for ...
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VARIABILITY OF THE CONSERVED V3 LOOP TIP MOTIF IN HIV-1 SUBTYPE B ISOLATES COLLECTED FROM BRAZILIAN AND FRENCH PATIENTS Rejane-Maria Tomasini-Grotto
... the B-Br variant as compared with those infected with subtype B strains harbouring the GPGR tip motif (8, 12, ...a B-Br variant did not present significant differences in CD4+ cell count, ...
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Evolutionary history of HIV-1 subtype B and CRF01_AE transmission clusters among men who have sex with men (MSM) in Kuala Lumpur, Malaysia.
... for subtype B 9 of Thai origin (isolates 93CNRL42, 96M145, 96TH_NP1538, 96M081, 99TH_C1416, 99MMmSTD101, 00TH_C3198, 01CNHN24, 02CNHNsc11, 02CNHNsmx2 and 02CNHNsq4), which were thought to be descended from ...
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The impact of the nelfinavir resistance-conferring mutation D30N on the susceptibility of HIV-1 subtype B to other protease inhibitors
... HIV-1 subtype B isolates, in addition to the acquisition of these mutations over NFV exposure time and their persistence to posterior SQV/r or IDV salvage ...
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Covariance of charged amino acids at positions 322 and 440 of HIV-1 Env contributes to coreceptor specificity of subtype B viruses, and can be used to improve the performance of V3 sequence-based coreceptor usage prediction algorithms.
... HIV-1 subtype B strains for CCR5 or ...of subtype B HIV-1 strains, without compromising specificity, and significantly improves the AUROC of the geno2pheno algorithm when set to its ...
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Molecular and structural characterization of HIV-1 subtype B Brazilian isolates with GWGR tetramer at the tip of the V3-loop
... The high variability of the V3 region has been extensively described, and positive selection has been implicated in the main- tenance of such diversity, in individuals as well as at the population level (Leal et al, ...
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Insensitivity of paediatric HIV-1 subtype C viruses to broadly neutralising monoclonal antibodies raised against subtype B.
... Only four broadly neutralising monoclonal antibodies (MAbs) against HIV-1 have been generated to date, all of which were derived from patients with HIV-1 subtype B infection. IgG1b12 recognizes an epitope ...
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Pairwise and higher-order correlations among drug-resistance mutations in HIV-1 subtype B protease
... Carlos Rodriguez-Penagos and Alfonso Valencia S2 EnzyMiner: automatic identification of protein level mutations and thei impact on target enzymes from PubMed abstracts. Suveyda Yeniterz[r] ...
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Analysis of HIV-1 protease gene reveals frequent multiple infections followed by recombination among drug treated individuals living in Sao Paulo and Santos, Brazil.
... more subtype B than F (red cluster) and with more subtype F than B (orange ...subtypes B and F are getting mixed with each other through frequent multiple infections followed by ...
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Effect of Natural Polymorphisms in the HIV-1 CRF02_AG Protease on Protease Inhibitor Hypersusceptibility
... HIV-1 subtype B in- fection, exposed to NRTIs and presenting HS to efavirenz, had a better virologic response during therapeutic salvage that included NNRTIs ...
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Evidence of at least two introductions of HIV-1 in the Amerindian Warao population from Venezuela.
... env subtype B ‘‘background’’ sequences isolated from the general population in Venezuela for maximum likelihood (ML) and Bayesian ...analysis. Subtype B ‘‘background’’ Venezuelan sequences ...
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Immunoreactivity of brazilian HIV isolates with different V3 motifs
... cally from prototype subtype B strains (upon which most experimental HIV vaccines are being based). Sequence analysis, and to a lesser extent het- eroduplex mobility analysis, are labor-intensive, and, in ...
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Bártolo et al PONE2011
... Consistent with this, a rapid decrease in CD4+ T cell counts has been observed in all patients infected with CRF14_BG isolates [21]. Moreover, we have shown recently that CRF14_BG infected patients can progress very ...
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Description of HIV-1 group M molecular epidemiology and drug resistance prevalence in Equatorial Guinea from migrants in Spain.
... of subtype B (the predominant variant in Spain [23] but infrequent in Central Africa) among samples taken in this host country versus those taken in Equatorial Guinea; and by the higher prevalence of ...
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Analysis of the Origin and Evolutionary History of HIV-1 CRF28_BF and CRF29_BF Reveals a Decreasing Prevalence in the AIDS Epidemic of Brazil
... (subtype B) were not grouped together in estimating phylodynamic parameters because the two loci have different genealogy and such analysis suffers from the above- mentioned biases in estimates on linkage ...
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Quantifying Next Generation Sequencing Sample Pre-Processing Bias in HIV-1 Complete Genome Sequencing
... We studied the viral population in a small HIV-1 subtype B transmission chain (involving three patients: AR01, AR05 and AR07) [ 43 ] and in one additional patient [ 5 ] based on three pl[r] ...
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Rev. Soc. Bras. Med. Trop. vol.44 número3
... was subtype B (93% similarity in protease gene), according to the Viral Genotyping Tool available at the National Center for Biotechnology Information ...
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High-resolution molecular epidemiology and evolutionary history of HIV-1 subtypes in Albania.
... and B were responsible for about 90% of the known infections ...that subtype A prevalence increased over time and became predominant even if, surprisingly, in neighboring countries hosting a large number of ...
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