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2009年1月6日 星期二
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Amateurs are trying genetic engineering at home


http://paper.wenweipo.com   [2009-01-06]     我要評論

 The Apple computer was invented in a garage. Same with the Google search engine. Now, tinkerers are working at home with the basic building blocks of life itself.

 Using homemade lab equipment and the wealth of scientific knowledge available online, these hobbyists are trying to create new life forms through genetic engineering-a field long dominated by Ph.D.s toiling in university and corporate laboratories.

 In her San Francisco dining room lab, for example, 31-year-old computer programmer Meredith L. Patterson is trying to develop genetically altered yogurt bacteria that will glow green to signal the presence of melamine.

 “People can really work on projects for the good of humanity while learning about something they want to learn about in the process.” she said.

 In Cambridge, Massachusetts, a group called DIYbio is setting up a community lab where the public could use chemicals and lab equipment, including a used freezer, scored for free off Craigslist, that drops to 80 degrees Fahrenheit below zero (minus 62 degrees Celsius), the temperature needed to keep many kinds of bacteria alive.

 Co-founder Mackenzie Cowell, a 24-year-old who majored in biology in college, said amateurs will probably pursue serious work such as new vaccines and super-efficient biofuels, but they might also try, for example, to use squid genes to create tattoos that glow. Cowell said such unfettered creativity could produce important discoveries.

 Many of these amateurs may have studied biology in college but have no advanced degrees and are not earning a living in the biotechnology field. Some proudly call themselves “biohackers”-innovators who push technological boundaries and put the spread of knowledge before profits.

 But critics of the movement worry that these amateurs could one day unleash an environmental or medical disaster. Defenders say the future Bill Gates of biotech could be developing a cure for cancer in the garage. ■AP

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