Spray-on DNA bar codes could detect pathogens on produce

[safefood]

Stephanie Lee of the San Francisco Chronicle, writes that to prevent and contain outbreaks of food-borne illness, which sicken 1 in 6

spray.on.dna.produceAmericans annually, a Bay Area startup is developing bar codes that go directly on fruits and vegetables. But you may overlook them: they’re DNA-size.

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