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Rapid HIV Antigen–Antibody Assays and detection of acute HIV infection in sub-saharan Africa

Detection of acute HIV infection is a unique problem that fourth-generation HIV assays were expected to alleviate. In this commentary, we draw attention to the limitations and challenges with use of currently available rapid antigen–antibody (Ag/Ab) combination tests for detection of acute HIV infec...

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Format: Article
Published: 2019
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MARC

LEADER 00000njm a2000000a 4500
001 oai:repository.ui.edu.ng:123456789/12812
042 |a dc 
720 |a Adetunji, A. A.  |e author 
720 |a Adewumi, M. O.  |e author 
720 |a Michael, O. S.  |e author 
720 |a Fayemiwo, S. A.  |e author 
720 |a Ogunniyi, A.  |e author 
720 |a Taiwo, B. O.  |e author 
260 |c 2019 
520 |a Detection of acute HIV infection is a unique problem that fourth-generation HIV assays were expected to alleviate. In this commentary, we draw attention to the limitations and challenges with use of currently available rapid antigen–antibody (Ag/Ab) combination tests for detection of acute HIV infection in sub-Saharan Africa. Laboratory-based HIV-1 Ag/Ab immunoassays are complex, requiring specialized equipment and handling that are currently not affordable in many settings in Africa. The point-of-care Ag/Ab platform on the other hand is easier to deploy and potentially more accessible in resource-limited settings. However, available fourth-generation HIV-1 rapid diagnostic tests have demonstrated poor performance characteristics in field studies where non-B subtypes of HIV-1 dominate. The potential for point-of-care HIV-1 Ag/Ab diagnostics to significantly improve detection of acute HIV infection remains yet to be realized in sub-Saharan Africa. Assay platforms need to be optimized to identify local circulating subtypes, and optimal algorithms need to be determined 
024 8 |a 0002‑9637 
024 8 |a 1476‑1645 
024 8 |a ui_art_adetunji_rapid_2019 
024 8 |a The American Journal of Tropical Medicine and Hygiene 101(2), pp. 285–286 
024 8 |a https://repository.ui.edu.ng/handle/123456789/12812 
245 0 0 |a Rapid HIV Antigen–Antibody Assays and detection of acute HIV infection in sub-saharan Africa