The role of phylogenetics in discerning HIV-1 mixing among vulnerable populations and geographic regions in Sub-Saharan Africa: A systematic review

To reduce global HIV-1 incidence, there is a need to understand and disentangle HIV-1 transmission dynamics and to determine the geographic areas and populations that act as hubs or drivers of HIV-1 spread. In Sub-Saharan Africa (sSA), the region with the highest HIV-1 burden, information about such...

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Main Authors: Nduva, GM, Nazziwa, J, Hassan, AS, Sanders, EJ, Esbjörnsson, J
Format: Journal article
Language:English
Published: MDPI 2021
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author Nduva, GM
Nazziwa, J
Hassan, AS
Sanders, EJ
Esbjörnsson, J
author_facet Nduva, GM
Nazziwa, J
Hassan, AS
Sanders, EJ
Esbjörnsson, J
author_sort Nduva, GM
collection OXFORD
description To reduce global HIV-1 incidence, there is a need to understand and disentangle HIV-1 transmission dynamics and to determine the geographic areas and populations that act as hubs or drivers of HIV-1 spread. In Sub-Saharan Africa (sSA), the region with the highest HIV-1 burden, information about such transmission dynamics is sparse. Phylogenetic inference is a powerful method for the study of HIV-1 transmission networks and source attribution. In this review, we assessed available phylogenetic data on mixing between HIV-1 hotspots (geographic areas and populations with high HIV-1 incidence and prevalence) and areas or populations with lower HIV-1 burden in sSA. We searched PubMed and identified and reviewed 64 studies on HIV-1 transmission dynamics within and between risk groups and geographic locations in sSA (published 1995–2021). We describe HIV-1 transmission from both a geographic and a risk group perspective in sSA. Finally, we discuss the challenges facing phylogenetic inference in mixed epidemics in sSA and offer our perspectives and potential solutions to the identified challenges.
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spelling oxford-uuid:bc039e23-c6e0-4ca5-98d3-93d42daa33472022-03-27T05:21:17ZThe role of phylogenetics in discerning HIV-1 mixing among vulnerable populations and geographic regions in Sub-Saharan Africa: A systematic reviewJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:bc039e23-c6e0-4ca5-98d3-93d42daa3347EnglishSymplectic ElementsMDPI2021Nduva, GMNazziwa, JHassan, ASSanders, EJEsbjörnsson, JTo reduce global HIV-1 incidence, there is a need to understand and disentangle HIV-1 transmission dynamics and to determine the geographic areas and populations that act as hubs or drivers of HIV-1 spread. In Sub-Saharan Africa (sSA), the region with the highest HIV-1 burden, information about such transmission dynamics is sparse. Phylogenetic inference is a powerful method for the study of HIV-1 transmission networks and source attribution. In this review, we assessed available phylogenetic data on mixing between HIV-1 hotspots (geographic areas and populations with high HIV-1 incidence and prevalence) and areas or populations with lower HIV-1 burden in sSA. We searched PubMed and identified and reviewed 64 studies on HIV-1 transmission dynamics within and between risk groups and geographic locations in sSA (published 1995–2021). We describe HIV-1 transmission from both a geographic and a risk group perspective in sSA. Finally, we discuss the challenges facing phylogenetic inference in mixed epidemics in sSA and offer our perspectives and potential solutions to the identified challenges.
spellingShingle Nduva, GM
Nazziwa, J
Hassan, AS
Sanders, EJ
Esbjörnsson, J
The role of phylogenetics in discerning HIV-1 mixing among vulnerable populations and geographic regions in Sub-Saharan Africa: A systematic review
title The role of phylogenetics in discerning HIV-1 mixing among vulnerable populations and geographic regions in Sub-Saharan Africa: A systematic review
title_full The role of phylogenetics in discerning HIV-1 mixing among vulnerable populations and geographic regions in Sub-Saharan Africa: A systematic review
title_fullStr The role of phylogenetics in discerning HIV-1 mixing among vulnerable populations and geographic regions in Sub-Saharan Africa: A systematic review
title_full_unstemmed The role of phylogenetics in discerning HIV-1 mixing among vulnerable populations and geographic regions in Sub-Saharan Africa: A systematic review
title_short The role of phylogenetics in discerning HIV-1 mixing among vulnerable populations and geographic regions in Sub-Saharan Africa: A systematic review
title_sort role of phylogenetics in discerning hiv 1 mixing among vulnerable populations and geographic regions in sub saharan africa a systematic review
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