I think there are still some issues related to circulation but there is a

3D Printing
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I think there are still some issues related to circulation but there is a solution - see the important article about candy floss here:
https://plus.google.com/+RobinKirkpatrickNow/posts/bKYFm9UMVJQ

Combining these two technologies could be the final step in making this capability commonplace! Great work teams!!!
http://futurism.com/first-3d-bioprinter-can-print-body-parts-large-scale-human-implantation/

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Can they make teeth?

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@Patricia_Terrell Yep…
http://www.theguardian.com/technology/2015/oct/31/3d-printing-plastic-replacement-teeth

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That’s cool. Thank you for the information, take care and God bless you