The enigma of the origins of Sars-CoV-2 still fascinates the team of researcher Bruno Canard

The scientists of the Marseille scientist’s team are trying to lift the veil on this enigma.

More than two years after the start of the pandemic, the question of the origins of Sars-CoV-2 remains sensitive and mysterious. The closest cousin of Sars-CoV-2 identified to date is a bat virus. From this starting point, two major scenarios are favored by specialists: that of “natural” zoonosis, with the disease passing from animals to humans; and that of an accidental laboratory leak, before or after handling.

Scientists from Bruno Canard’s team are among those trying to unravel this scientific enigma. Étienne Decroly is one of the main players in an international group of scientists, informally called the “Paris group”, which has questioned the WHO on the issue on several occasions, calling in particular for pressure to be put on China to more transparency.

In a recent interview with the magazine for sciencehe recalls in particular the existence of a “data bank…

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