Origin of Covid-19: transmission to humans by animals deemed "likely to very likely"

WHO experts after visiting the exhibition on the Chinese response to Covid-19, in Wuhan.

AFP - HECTOR RETAMAL

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After spending four weeks in China, WHO experts delivered their report on Monday, March 29, on their investigation into the origins of Covid-19.

The hypothesis of transmission to humans by a “

reservoir 

animal 

is favored.

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The conclusions of this study were eagerly awaited.

After spending

four weeks in China to investigate the origins of Covid-19

, WHO and Chinese experts concluded in their report that transmission of the Covid-19 virus to humans by an intermediate animal is a hypothesis “ 

Likely to very likely

 ”.

According to the final version of the report, the specialists judged that “ 

given the literature on the role of farm animals as intermediate hosts for emerging diseases, there is a need for further investigations including greater geographic extent

 ”in

China

and elsewhere.

"

Extremely unlikely

 "

laboratory 

leak

Regarding the hypothesis of the leak of a laboratory, the experts consider that " 

extremely improbable

 ".

This hypothesis was notably conveyed by the administration of former US President Donald Trump.

She had accused the Wuhan Institute of Virology, which conducts research on very dangerous pathogens, of having let the coronavirus escape, voluntarily or not.

Finally, the specialists who went to China favor the hypothesis of the natural transmission of the virus from a reservoir animal - probably the bat - to humans, through another animal, still not. identified to date.

According to some,

the WHO experts did not have enough freedom

to work freely during their stay in China.

In particular, the mission had difficulty getting set up

because of China's reluctance

to allow specialists to come to its territory.    

(With

AFP)

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