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Earth Government Science

In California, an Army of Genetically Engineered Mosquitoes Awaits Release (msn.com) 55

The U.S. government recently gave California approval to release millions of genetically engineered mosquitoes bred by British biotech company Oxitec, reports the Los Angeles Times: Oxitec, a private company, says its genetically modified bugs could help save half the world's population from the invasive Aedes aegypti mosquito, which can spread diseases such as yellow fever, chikungunya and dengue to humans. Female offspring produced by these modified insects will die, according to Oxitec's plan, causing the population to collapse. "Precise. Environmentally sustainable. Non-toxic," the company says on its website of its product trademarked as the "Friendly" mosquito.

Scientists independent from the company and critical of the proposal say not so fast. They say unleashing the experimental creatures into nature has risks that haven't yet been fully studied, including possible harm to other species or unexpectedly making the local mosquito population harder to control....

Nathan Rose, Oxitec's head of regulatory affairs, noted that the company found its mosquito reduced the population in a Brazilian neighborhood by 95% in just 13 weeks. So far, Oxitec has released little of its data from that experiment or from a more recent release in the Florida Keys. It hasn't yet published any of those results in a peer-reviewed scientific journal — publications that scientists expect when evaluating a new drug or technology....

Among scientists' concerns is that releasing the genetically modified mosquitoes into neighborhoods could create hybrids that are hardier and more dangerous to humans than the state's current population.... An EPA spokesperson said regulators expected that mosquitoes with the corporate genes "would disappear from the environment within 10 generations of mosquitoes because they are not able to reproduce as successfully as local populations." To prove this, the agency has required Oxitec to monitor neighborhoods for mosquitoes that have DNA from its engineered insects until none have been found for at least 10 consecutive weeks.

One bioethicist at Harvard Medical School told the Times that California has never had a case where this breed of mosquitos had actually transmitted disease, and argued that America's Environmental Protection Agency was "not a modern enough regulatory structure for a very modern and complicated technology."

After the U.S. government's approval, the genetically-engineered mosquitors still face several more months of scientific evaluation from California's Department of Pesticide Regulation.

Thanks to long-time Slashdot reader schwit1 for sharing the link
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In California, an Army of Genetically Engineered Mosquitoes Awaits Release

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  • What could possibly go wrong with this live experiment?

    • The mosquitoes feed the spiders that feed the birds that feed the reptiles that feed the predator mammals that become road kill. Basically, the entire food chain will collapse but we'll be disease and road kill free.
    • by raymorris ( 2726007 ) on Saturday April 09, 2022 @11:05PM (#62433358) Journal

      This has been studied TO DEATH. Study after study after study by experts from two dozen universities.

      There is no other species that relies on Aedes Aegypti at all.

  • They will do it anyway while ignoring you, then if anything bad happens they will claim there was no way anyone could have known.

    Neither way will they be accountable.

  • by Your Anus ( 308149 ) on Saturday April 09, 2022 @09:18PM (#62433246) Journal
    UH Finds a way
  • Take your army to the Haunted Forest and bring me that girl and her dog. Do what you want with the others, but I want her alive and unharmed. They'll give you no trouble, I promise you that. I've sent a little INSECT on ahead to take the fight out of 'em. Ha-ha-ha-ha! Take special care of those ruby slippers - I want those most of all. Now fly! Fly!
  • Do it. You know you want to. Just let them go and claim it was an unplanned release.
    https://www.youtube.com/watch?... [youtube.com]

  • hold Oxitec's beer so they can open the door to the damn cage.

  • Now every mosquito bite is going to be a magnetizing mind-control cancer-aids nanovirus.

  • by clovis ( 4684 ) on Saturday April 09, 2022 @10:11PM (#62433286)

    If we kill off Aedes Aegypti in California it will make no difference to the ecosystem.

    Aedes Aegypti is not native to the western hemisphere, but it has been here for a few centuries due to the Europeans bringing it on their ships.
    It is a recent invader to California as it was first detected in California in 2013, but it's believed that it had been there for a few years before being detected. It plays no fundamental role in the ecosystem.

    There are hundreds of species of mosquitoes, but only a few are blood-suckers and disease vectors. We could kill all the bloodsuckers and it will matter no more than when we killed off the dusky seaside sparrow.

    • MOD PARENT COMMENT UP!
    • by tap ( 18562 )

      Killing off the disease spreading mosquitoes will mean more people. Historically, more people have not been helpful to ecosystems. I suppose it's been good for corn, wheat, cows, chickens, etc., but for everything else, not so much.

      • I heard that some humans use immigration controls to protect their turf against other groups of humans that have overpopulated theirs and are looking to expand. I think it's a neater solution than waiting for mosquitoes to reduce the population by spreading disease.
    • by gtall ( 79522 )

      What a short-sighted comment. The mosquitos provide food for birds. You may have heard of them. . . fly a round a lot, sing now and again, you can't miss'em outside where they tend to live.

      • by clovis ( 4684 )

        What a short-sighted comment. The mosquitos provide food for birds. You may have heard of them. . . fly a round a lot, sing now and again, you can't miss'em outside where they tend to live.

        Please learn how to read for comprehension before posting again.
        We're not talking about wiping out all of the hundreds of species of mosquitoes. Only Aedes Aegypti is the target.

  • to enforce a no fly zone.
  • Seriously, what could go wrong?

  • Collapsing the population because they inconvenience us. Pretty short sighted. Noting they are a major food source for many critters, and I believe significant pollinators.
  • While this method may be effective in reducing the mosquito population in the short term, does it work in the long term?

    I searched for news about the long term effects after the Brazil experiment, but couldn't find anything. I remember reading an article which said that after some years (2?) the mosquito levels were back nearly to what they were before, but I couldn't find that now. Maybe someone else knows of it, or maybe I mis-remember. Or perhaps there's some new information now about how well it works i

    • by gtall ( 79522 )

      And you have just discovered the company's business plan. Do it this year, and ask for more money 3 years hence.

  • by hyades1 ( 1149581 ) <hyades1@hotmail.com> on Sunday April 10, 2022 @07:52AM (#62433824)

    Would I be correct to assume the Florida experiment was carried out at Mar-a-lago, a location which has already proved congenial to blood-sucking parasites?

  • I figured Californians would prefer non-GMO mosquitos....

    and seriously... did we not learn out lesson with the killer bees?

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