The plan to roll out thousands of genetically modified mosquitoes to fight the epidemic in the Florida Keys has raised concerns among locals, some claiming it was a ‘sinful’ experiment.
An individual Aedes aegypti mosquito captured in Costa Rica (Image: Reuters) Proposed by the Florida Keys Mosquito Control Authority (FKMCD) and Oxitec – a British biotechnology company supported by the Bill and Melinda Gates Foundation – this project aims to release large numbers of volatile mosquitoes. genetically modified in the Florida Keys this week; the two organizations said in a joint statement. As the first step of the plan, mosquito bins will be placed in six sites, and within 12 weeks will release about 144,000 Aedes aegypti mosquitoes – the strains most closely linked to infectious diseases such as fever. hemorrhage, Zika and yellow fever. If the plan works out, male mosquitoes that are unable to bite will mate with local female mosquitoes – resulting in the death of their eggs – helping to control Aedes aegypti populations and reduce transmission. epidemic spread. Approved by the Environmental Protection Agency in May 2020, the project also seeks to reduce the doses of local chemical insecticides that are harmful to the wildlife. The UK-based company, founded at the University of Oxford in 2002, also claims that it has a “high level of” support from the Florida Keys residents. But in fact, many local people expressed skepticism, even expressed opposition to local leaders. “We are not scientists, but we can read. What Oxitec says and what we read from other sources is completely different, ”Meagan Hull, a local resident, told a village council meeting in March. “We realized that it was a crime that we were forced to participate in this experiment,” Hull said. Another local resident said she was “extremely concerned” about the upcoming plan, pointing to the risk that genetically modified female mosquitoes will emerge massively in the community. “Everyone says it won’t happen, but I don’t believe it,” she said, pointing to the “lack of transparency” of Oxitec and government agencies. Even some officials have expressed concern, with Council member Mark Gregg calling the genetically modified mosquitoes “Frankenstein mosquitoes”. “I heard others say that we are being turned into guinea pigs” – he said. However, FKMCD confirmed the need to improve mosquito control measures, given that some species of mosquitoes are becoming resistant to insecticides, adding that Oxitec’s project could provide the tools. new “safe, friendly with the environment and with a focus”. Oxitec is no stranger to genetically engineered mosquitoes, and has released more than 1 billion of these mosquitoes in South America and the Caribbean, as a 27-month trial in Brazil in 2013, seek to reduce local mosquito populations by 90%. Like the current Florida Keys initiative, genetically modified mosquito eggs are planned to die in Brazil, but Oxitec drew criticism in 2019 after researchers released a report showing mosquitoes. reproduce as usual, and up to 60% of the individuals analyzed have traces of genetic modification. A similar Oxitec project in the Cayman Islands was also canceled in 2018, after local officials concluded it had failed. Health Minister Dwayne Seymour also said the plan “did not achieve the results we thought”. A few months before the Cayman Islands contract collapsed, the company announced it was a partner with the Bill and Melinda Gates Foundation of US billionaire Bill Gates to produce “friendly” mosquitoes, this time the strain. Anopheles transmits malaria. Since then, Oxitec has received only a modest $ 8.5 million from the Gates Foundation, according to its financial statements, and has received more than $ 1.2 million year-to-date alone.
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