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A short history of laboratory leaks and gain-of-function studies 

 
By Professor Paul R. Goddard (excerpt only – read the full article at the URL below)

Two myths have hindered investigations into the origins of the SARS-CoV-2 virus: one, that viruses seldom escape from laboratories; and two, that most pandemics are zoonotic, caused by a natural spillover of a virus from animals to humans.

Promoters of the first myth include the World Health Organization (WHO). At a press conference in Wuhan, China, in February 2021, Peter Ben Embarek, the head of the WHO inspection team tasked with looking into the origins of the virus, said it was “extremely unlikely” that it had leaked from a lab and as a result the lab escape hypothesis would no longer form part of the WHO’s continuing investigations.[1]

Dr Peter Daszak, president of the EcoHealth Alliance, has promoted both myths. As long ago as 2012, Dr Daszak co-authored a paper in The Lancet claiming that "Most pandemics – e.g. HIV/AIDS, severe acute respiratory syndrome, pandemic influenza – originate in animals".[2]  Since the start of the pandemic, he has claimed that “lab accidents are extremely rare”, and that they “have never led to large scale [disease] outbreaks”. He also said that suggestions that SARS-CoV-2 might have come out of a lab are “preposterous”, “baseless”, “crackpot”, “conspiracy theories”, and “pure baloney”.[3]  

In September 2020 Dr Anthony Fauci, director of the US National Institutes of Health’s (NIH) National Institute of Allergy and Infectious Diseases (NIAID), and his co-author wrote in a paper about COVID’s origins, “Infectious diseases prevalent in humans and animals are caused by pathogens that once emerged from other animal hosts.”[4] Fauci has tried to quash the notion that SARS-CoV-2 could have come from a lab. In May 2020 he said that the virus "could not have been artificially or deliberately manipulated” and in October 2020 that year that the lab leak theory was "molecularly impossible”.[5] 

But emails uncovered this year by a Freedom of Information request in the US reveal a wide gap between what Fauci was being told by experts about the virus’s origins and what he was saying publicly. In January 2020, a group of four virologists led by Kristian G. Andersen of the Scripps Research Institute told Fauci that they all “find the genome inconsistent with expectations from evolutionary theory”[6] – in other words, it likely didn’t come from nature and could have come from a lab.

Fauci hastily convened a teleconference with the virologists on 1 February 2020.[7] As the New York Post reported, “Something remarkable happened at the conference, because within three days, Andersen was singing a different tune. In a Feb. 4, 2020, email, he derided ideas about a lab leak as ‘crackpot theories’ that ‘relate to this virus being somehow engineered with intent and that is demonstrably not the case’.”[8]  

Andersen and his colleagues then published an article on 17 March 2020 in the journal Nature Medicine that declared, “Our analyses clearly show that SARS-CoV-2 is not a laboratory construct or a purposefully manipulated virus.”[9] The article was highly influential in persuading the mainstream press not to investigate lab leak theories.[10] 

While the emails do not prove a conspiracy to mislead the public, they certainly make it more plausible. Just one day after the teleconference at which his experts explained why they thought the virus seemed manipulated, Francis Collins, then-director of the NIH, complained about the damage such an idea might cause.

“The voices of conspiracy will quickly dominate, doing great potential harm to science and international harmony,” he wrote on 2 February 2020, according to the emails.[11]

But there is another reason why Fauci and Collins might not want the lab leak idea to take hold. Dr Daszak’s EcoHealth Alliance had channelled funding from the NIH’s NIAID to the Wuhan Institute of Virology (WIV) in China, for dangerous gain-of-function (GoF) research on bat coronaviruses. So money from organisations headed by Fauci, Collins, and Daszak funded research that could have led to the lab leak that some believe caused the pandemic.[12]

While it should have been clear from the beginning that Drs Fauci and Daszak have strong vested interests in denying the lab leak theory, until recently their assertions were taken as objective fact by most science writers and media. 

But a brief look at the history of lab leaks and the origins of pandemics confirms that their claims are highly misleading. Research shows that the escape of viruses from laboratories and supposedly contained experiments, such as vaccine research and programmes, is a common occurrence. In addition, many pandemics have arisen from lab escapes and almost all have not been directly zoonotic. Even when viruses do ultimately originate in animals and make the jump into humans, they mostly fester in a separated community of human beings for many years – centuries or millennia – before spreading during abnormal movements of people due to wars and famines.

What is GoF research?

In its broadest definition, GoF research provides a virus or other microbe with a new function, such as making it more virulent or transmissible, or widening its host range (the types of hosts that the organism can infect).[13] Through GoF, researchers can create new diseases in the laboratory.

GoF can be achieved by any selection process that results in changes in the genes of the organism and as a result, its characteristics. One example of such a process is passing a virus through different animal cells, which can result in a loss of function (weakening it) or a gain of function (making it more able to replicate in a new host species). The researcher can then select the altered organism, depending on the purpose of the research.

In the last decade, GoF researchers have used genetic engineering to directly intervene in the genome of viruses to enhance a desired function. 

But long before GoF studies involving deliberate genetic alteration, researchers had started to experiment with widening the host range of certain viruses, in order to develop vaccines. Often these experiments had unintended outcomes, including causing outbreaks of the disease being targeted. ...


Read on here:
https://www.gmwatch.org/en/106-news/latest-news/19991

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