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High genetic diversity of human immunodeficiency virus type 1 in Angola

Bartolo, I; Epalanga, M; Bartolomeu, J; Fonseca, M; Mendes, A; Gama, A; Taveira, N

To investigate which HIV-1 genetic forms are circulating in Angola, we have determined the gag and/or env genotypes of 48 isolates from patients living in Cabinda and Luanda provinces. The following subtypes were identified: A(1) (18 samples, 38%), C (7,

Date: 2005   |   Origin: Repositório da Universidade de Lisboa
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Seronegative infection and AIDS caused by an A2 subsubtype HIV-1

Cardoso, AR; Goncalves, C; Pascoalinho, D; Gil, C; Ferreira, AF; Bartolo, I; Taveira, N

The study of true seronegative HIV-1 infections may have important implications for the diagnosis and prevention of HIV-1 infection. The case of an AIDS patient with persistently negative HIV serology is described. Genetic and phylogenetic analysis indica

Date: 2004   |   Origin: Repositório da Universidade de Lisboa
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Evaluation of the clinical sensitivities of three viral load assays with plasma...

Antunes, R; Figueiredo, S; Bartolo, I; Pinheiro, M; Rosado, L; Soares, I; Lourenco, H; Taveira, N

The viral load assays AMPLICOR HIV-1 Monitor Test 1.5, Nuclisens HIV-1 QT, and Quantiplex HIV RNA 3.0 (bDNA) were evaluated for their abilities to quantify human immunodeficiency virus type 1 (HIV-1) RNA in 64 plasma samples from 21 children infected in P

Date: 2003   |   Origin: Repositório da Universidade de Lisboa
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