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Diabetes
Talented bacteria detect cancer, diabetes
Talented bacteria detect cancer, diabetes

You might want to park at the door any assumptions about bacteria being primitive, inert or yucky. This is a story about genetically engineered forms of bacteria that may someday diagnose cancer by analyzing a urine sample, and that have already shown a knack for recognizing the hallmarks of diabetes in humans without so much as a pinprick. In its unaltered form, these bacteria belong to the much-maligned Escherichia coli family. Like the picnic-spoiling strain that induces vomiting and diarrhea and casts suspicion on Aunt Rita's potato salad, this E. coli enters the gut and makes its way throughout the body. But there the likeness ends. In two articles published Wednesday in the...

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