EXPLAINER: How specialists will hunt for COVID origins in China

BEIJING (AP)– After a two-week quarantine, the genuine work can begin.

A World Health Organization group of researchers has emerged from their hotel for the very first time because their arrival in the central Chinese city of Wuhan to begin browsing for hints into the origins of the COVID-19 pandemic.

The see has actually been shrouded in secrecy: The WHO tweeted Thursday a few details of what they will do, but it’s unidentified just how much access China will offer the researchers to the sites they wish to go to and individuals they want to talk with.

WHY IS THE TEAM IN CHINA?

Scientists hope that information on the earliest known cases of the new coronavirus– which was initially recognized in Wuhan– will help them better understand where it originated from and avoid similar pandemics in the future.

Researchers worldwide are eager for access to samples drawn from the Huanan Seafood Market, which had an early break out, and Wuhan hospital records.

The WHO said in its tweets that the team would meet with Chinese scientists on Friday before starting field gos to in and around Wuhan.

A lab at the Wuhan Institute of Virology that was developed after the 2003 SARS pandemic preserves a comprehensive archive of hereditary series of bat coronaviruses. U.S. officials in the previous Trump administration suggested without using evidence that the virus might have left from the institute.

Experts say it’s not likely the brand-new coronavirus emerged from the laboratory in Wuhan and extremely say analysis of the new coronavirus’s genome dismiss the possibility that it was engineered by people.

The market and other places where early cases emerged remain essential due to the fact that the virus is constantly progressing, as the brand-new variants determined in the UK and South Africa show.

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WHAT DO SCIENTISTS WISH TO LEARN?

Wuhan is where COVID-19 cases were first identified, however it is extremely possible the virus pertained to the industrial city of 11 million people from elsewhere.

Hereditary sequencing shows the brand-new coronavirus began in bats and most likely leapt to another animal prior to contaminating people. The infection that is the closest known relative of the one that causes COVID-19 has actually been found in bats in a mine shaft nearly 1,000 miles (1,600 kilometers) southwest of Wuhan, near China’s border with Laos, Myanmar and Vietnam. The Associated Press was obstructed from visiting the mine.

People started falling ill in Wuhan in December 2019, and numerous had links to the seafood market. Researchers at first believed the infection came from wild animals cost the marketplace, triggering China to crackdown on the wildlife trade.

However the subsequent discovery of earlier cases challenged that theory.

Studying the genes of the earliest known cases in Wuhan might supply hints to how it received from bats to people and whether it was through a mammal such as a bamboo rat or a civet.

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WHAT OBSTACLES DOES THE TEAM FACE?

The huge concern is what China will permit the scientists see and do. The ruling Communist Party is worried the research could shed light on its handling of the infection that might open it approximately international criticism– and even demands for monetary settlement if it is found to have actually been irresponsible.

China has suppressed independent reports about the outbreak in the house and released little information on its research study into the origins of the virus. An AP investigation discovered that the government has strictly controlled all COVID-19- related research and prohibits scientists from speaking to the media.

Another AP examination found WHO authorities independently grumbled that China had dragged its feet on sharing vital information about the outbreak, consisting of the new virus’s genetic sequence, even as the U.N. health company publicly applauded China for what it called a rapid action.

China, stung by complaints it enabled the illness to spread out, has suggested the infection could have come from abroad.

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WHEN WILL WE KNOW THE ANSWERS?

The look for the origins of COVID-19 is most likely to take years. It took more than a years to discover the origins of SARS, and the origins of Ebola, initially identified in the 1970 s, stay evasive. Knowing where the infection came from could help prevent future break outs of viruses that cross to individuals from wild animals.