Researchers at the University of Guelph believe they've given doctors a new weapon in the fight against the pernicious stomach disease Clostridium difficile, which is a problem for patients in hospitals the world over. That weapon? Synthetic human feces. Dubbed RePOOPulate by the researchers who created it -- and thanks for that, because if you're going to name your synthetic poop substitute, by all means, be a little clever about it -- the synthetic poop is a mixture of probiotics that can be transplanted into a patient's intestine to return it to a more balanced bacterial makeup.

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