Implanted into Bacteria, Synthetic DNA Functions as a Diagnostic Computer | The Asymptotic Leap |

In the movie Fantastic Voyage, a submarine and its crew were shrunk and injected into the body of a sick man in an attempt to save his life. Despite the fictional nature of this story, in the near future miniaturized, organic “computers” may roam our bodies, detecting early-stage diseases and treating them on the spot. There are already 10 times more bacterial cells than human cells in our bodies – so why not add a few more?