Completed Genetics & Molecular Biology Infection & Immunity

African COVID-19 Preparedness (AFRICO19)

In plain English

AI plain-English summary

African scientists are deploying portable DNA sequencers and machine learning tools to track SARS-CoV-2 as it spreads across the continent. The problem is stark: when the pandemic hit, most African nations lacked the genomic surveillance capacity to identify viral variants, trace transmission chains, or tailor public health responses. Existing diagnostic tools and case definitions were developed for European and Asian populations, leaving African clinicians without reliable ways to distinguish COVID-19 from other febrile illnesses. This project builds a network linking three African research sites with genomics support from the University of Glasgow to close that gap. If successful, the consortium will give East and West African health authorities real-time data on which variants are circulating and how they spread. Portable MinION sequencers will allow rapid on-site diagnosis and contact tracing without shipping samples abroad. A machine-learning tool will refine an African-specific COVID-19 case definition, improving clinical detection. All results feed into a shared online platform (CoV-GLUE) so other countries can use the data immediately. The work also advances fundamental understanding of how SARS-CoV-2 evolves in populations with different genetics, immunity, and co-infections—knowledge that will matter for future coronavirus outbreaks anywhere.

View original technical description
Our project, AFRICO19, will enhance capacity to understand SARS-CoV-2/hCoV-19 infection in three regions of Africa and globally. Building on existing infrastructures and collaborations we will create a network to share knowledge on next generation sequencing (NGS), including Oxford Nanopore Technology (MinION), coronavirus biology and COVID-19 disease control. Our consortium links three African sites combined with genomics and informatics support from the University of Glasgow to achieve the following key goals: 1. Support East and West African capacities for rapid diagnosis and sequencing of SARS-CoV-2 to help with contact tracing and quarantine measures. Novel diagnostic tools optimized for this virus will be deployed. An African COVID-19 case definition will be refined using machine learning for identification of SARS-CoV-2 infections. 2. Surveillance of SARS-CoV-2 will be performed in one cohort at each African site. This will use established cohorts to ensure that sampling begins quickly. A sampling plan optimized to detect initial moderate and severe cases followed by household contact tracing will be employed to obtain both mild to severe COVID-19 cases. 3. Provide improved understanding of SARS-CoV-2 biology/evolution using machine learning and novel bioinformatics analyses. Our results will be shared via a real-time analysis platform using the newly developed CoV-GLUE resource.

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Researchers

Matthew Cotton (EPMC Awardee)

Related Research

Grants with similar aims, by meaning.

Expansion and support of SARS-CoV-2 sequencing in West and Central Africa to support the COVID-19 pandemic response
Leveraging COG-UK expertise to support the global dissemination of SARS-CoV-2 genome sequencing
Cross-AAPs acceleration of genomics for escalating infectious diseases
NIHR Global Health Research Unit on Genomic Surveillance of Antimicrobial Resistance, University of Oxford
The AfricAsia Single Cell Genomics Initiative

Original classification

Research Grant

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