Microbiologist Dr. Molly Freeman pulling bacteria from a tube to be tested for its DNA fingerprinting in a foodborne disease outbreak lab at the federal Centers for Disease Control and Prevention in Atlanta. Photo: AP

Gene mapping used by US scientists to combat food poisoning

US disease detectives to decode DNA of potentially deadly bacteria

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Microbiologist Dr. Molly Freeman pulling bacteria from a tube to be tested for its DNA fingerprinting in a foodborne disease outbreak lab at the federal Centers for Disease Control and Prevention in Atlanta. Photo: AP
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