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Want Some Teeth Made From Pee?

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wtf eww pee teeth science - 7704485376
By Unknown
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Scientists in China say they have successfully grown a human tooth using stem cells taken from urine. Researchers say the technique could one day be used as a way to replace teeth lost through aging and poor dental hygiene, with the added bonus that urine is deemed a less controversial source of stem cells than human embryos.

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