After South African scientists sounded the alarm about the new omicron variant, countries around the world closed their borders. Kim Ludbrook/EPA

South African scientists on the inside story of discovering omicron – and what their experience offers the world about future variants. Podcast

Plus, is the human emotional response to music innate or is it shaped by a person’s culture? Listen to The Conversation Weekly podcast.
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

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

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

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

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

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

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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