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WHO Public Health Laboratories Webinar #23 – Immunity & Seroprevalance of SARS-CoV-2 infections (EN)

This WHO webinar,  part of its Health Emergencies Programme, is a public health laboratory that focuses on immunity against SARS-CoV-2 infections and seroprevalence surveys.

WHO technical officer Dr Céline Barnadas and research scientist Dr Sheick Oumar Coulibaly  introduced panelists who spoke on the following topics:

  • WHO technical officer Dr Lorenzo Subissi presented an update on COVID-19 natural immunity.
  • WHO technical officer Dr Isabel Bergeri gave an overview on the global Unity Studies WHO has conducted in 97 countries. She discussed transmission dynamics, severity, risk factors and immunity/serological surveillance.
  • WHO South Sudan country preparedness and IHR (CPI) officer Dr Joseph Wamala spoke on seroprevalence of SARS-CoV-2 in Juba, South Sudan, 2020, highlighting the country’s experiences and lessons learnt.
  • Professor Dejan Bokonjić, of the University of East Sarajevo, Bosnia Herzegovina, spoke on the seroprevalence of COVD-19 infection of the population of the Republika Srpska area.

Translations of the September 2021 presentation are available in Arabic, French, Portuguese, Russian and Spanish.

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WHO webinar on genomic surveillance and SARS-CoV-2 sequencing capacity

In this webinar, WHO and FIND co-host a discussion on sequencing capacity for SARS-CoV-2 and global initiatives to strengthen genomic surveillance.

Co-chaired by Natacha Milhano, WHO Public Health Laboratory Strengthening Unit, and Dr Dhamari Naidoo, WHO South-East Asia, it featured the following speakers and topics:

  • Dr Lisa Carter: Genomic surveillance strategy for pathogens with epidemic or pandemic potential
  • Dr Anita Suresh: Mapping and building genomic surveillance capacity for COVID-19 and beyond
  • Dr Senjuti Saha: Towards building capacity and accelerating genomic surveillance: one step at a time 
  • Dr Sikhulile Moyo: Pathogen genomics of SARS-CoV-2: Lessons from Botswana.

Participants shared learnings from the experiences of Botswana (Moyo) and Bangladesh (Saha) on building next generation sequencing capacity, and the global strategy launched by WHO on 31 March 2022 (Carter).

The presentation on 20 April 2022 was in English, with simultaneous interpretations in Arabic, French, Portuguese, Russian and Spanish.

Watch the webinar on YouTube