brain cells

[mark hill]

Neurons are post-mitotic. That is they have withdrawn from the cell cycle
and no longer proliferate.

JJ Miranda wrote:

> Hi all,
>
> FOrgive the ignorance of this question...  I'm a chemist...
>
> I was wondering, does anyone know the cellular or molecular explanation
> as to why brain cells don't grow back when killed?  Also, I know thatsome
> brain cells grow back but not others...  What distinguishes between these
> two groups?
>
> Sincere regards,
> JJ Miranda
>



--
______________________________________________________________________
Dr Mark A. Hill                               Email: m.hill at unsw.edu.au
Cell Biology Lab                                  Ph: 612 9385 2477
School of Anatomy                             Fax: 612 9313 6252
University of NSW  2052
Sydney, AUSTRALIA
http://www.med.unsw.edu.au/anatomy/cbl/cbl.htm