That the neurons from the olfactory bulb that project into the sinuses are the only ones in the body that regenerate. That may be the reason.
Another thing about that area is that it is not protected by the BBB but has a similar protective barrier. That barrier can be damaged by certain things. Head trauma is one. The kind that boxers might suffer.
Quote:
Originally Posted by imark3000
... the stem cells from pd patients noses only ? not from healthy people noses? and why the nose?  |