Cathrine Scheepers – The Conversation

C’est en séquençant le matériel génétique contenu dans des échantillons issus de personnes testées positives pour le coronavirus que les scientifiques identifient les nouveaux variants. Lightspring / Shutterstock

November 28, 2021

Omicron : comment ce nouveau variant du SARS‑CoV‑2 a‑t‑il été identifié, et que sait‑on de lui ?

Wolfgang Preiser, Stellenbosch University; Cathrine Scheepers, University of the Witwatersrand; Jinal Bhiman, National Institute for Communicable Diseases; Marietjie Venter, University of Pretoria, and Tulio de Oliveira, University of KwaZulu-Natal

Une nouvelle lignée de SARS-CoV-2, B.1.1.529, a été identifiée. Baptisée Omicron par l’OMS, qui l’a catégorisé « préoccupant », ce variant a un profil génétique très différent des précédents.

Scientists find variants by sequencing samples from people that have tested positive for the virus. Lightspring/Shutterstock

November 27, 2021

The hunt for coronavirus variants: how the new one was found and what we know so far

Wolfgang Preiser, Stellenbosch University; Cathrine Scheepers, University of the Witwatersrand; Jinal Bhiman, National Institute for Communicable Diseases; Marietjie Venter, University of Pretoria, and Tulio de Oliveira, University of KwaZulu-Natal

There’s a new COVID lineage called B.1.1.529. It has a genetic profile very different from other circulating variants

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August 31, 2021

South African health experts have identified a new lineage of SARS‑CoV‑2: what’s known so far

Wolfgang Preiser, Stellenbosch University; Cathrine Scheepers, University of the Witwatersrand; Jinal Bhiman, National Institute for Communicable Diseases; Marietjie Venter, University of Pretoria; Penny Moore, University of the Witwatersrand, and Tulio de Oliveira, University of KwaZulu-Natal

We are being cautious about the implications for vaccine efficacy and transmissibility while we gather more data to understand this lineage.

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