Board Thread:Naruto Discussions/@comment-1018594-20160409062530/@comment-25122992-20161015213735

UltimaDude wrote: How would other characters know that someone isn't compatible with an individual if they didn't try integrating Hashirama's cells Because the higher ups tried to recreate Hashi's power long ago (at least, according to the anime) and terribly failed, so the further experiments were prohibited. Oro has done it illegaly, and while Tsunade tried it again, it seems that kinda only Naruto and Sasuke were the only suitable candidates, since with their abilities, I don't think that anything relatively bad can ever happen with them even if the cells would be rejected.