[ExI] Is it real or a hoax (Medicine's Cutting Edge: Re-Growing Organs)?

[Kevin Freels]

Real. Certainly. Fingertips aren't a problem. Sometimes they grow back 
with no help at all. It's when you get into the next joint that you run 
into problems.

Henrique Moraes Machado wrote:
> http://www.cbsnews.com/stories/2008/03/22/sunday/main3960219.shtml
>
>
> (...)
> Three years ago, Lee Spievack sliced off the tip of his finger in the 
> propeller of a hobby shop airplane.
>
> What happened next, Andrews reports, propelled him into the future of 
> medicine. Spievack's brother, Alan, a medical research scientist, sent him a 
> special powder and told him to sprinkle it on the wound.
>
> "I powdered it on until it was covered," Spievack recalled.
>
> To his astonishment, every bit of his fingertip grew back.
>
> "Your finger grew back," Andrews asked Spievack, "flesh, blood, vessels and 
> nail?"
>
> "Four weeks," he answered.
> (...) 
>
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