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A year of genomic surveillance reveals how the SARS-CoV-2 pandemic unfolded in Africa
Preprint   Open access

A year of genomic surveillance reveals how the SARS-CoV-2 pandemic unfolded in Africa

Eduan Wilkinson, Marta Giovanetti, Houriiyah Tegally, James E San, Richard Lessells, Diego Cuadros, Darren P Martin, David A Rasmussen, Abdel-Rahman N Zekri, Abdoul K Sangare, …
medRxiv : the preprint server for health sciences
13 May 2021
Featured in Collection :   UN Sustainable Development Goals @ Drexel
url
https://doi.org/10.1101/2021.05.12.21257080View
SubmittedCC BY-NC-ND V4.0 Restricted

Abstract

Africa - epidemiology COVID-19 - epidemiology COVID-19 - transmission COVID-19 - virology Epidemiological Monitoring Genetic Variation Humans Pandemics SARS-CoV-2 - genetics SARS-CoV-2 - isolation & purification Genomics
The progression of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic in Africa has so far been heterogeneous, and the full impact is not yet well understood. In this study, we describe the genomic epidemiology using a dataset of 8746 genomes from 33 African countries and two overseas territories. We show that the epidemics in most countries were initiated by importations predominantly from Europe, which diminished after the early introduction of international travel restrictions. As the pandemic progressed, ongoing transmission in many countries and increasing mobility led to the emergence and spread within the continent of many variants of concern and interest, such as B.1.351, B.1.525, A.23.1, and C.1.1. Although distorted by low sampling numbers and blind spots, the findings highlight that Africa must not be left behind in the global pandemic response, otherwise it could become a source for new variants.

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Collaboration types
Domestic collaboration
International collaboration
Web of Science research areas
Biochemistry & Molecular Biology
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