Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: utzoo!utgpu!water!watmath!clyde!rutgers!mit-eddie!genrad!decvax!ucbvax!sdcsvax!sdcc6!calmasd!jnp
From: jnp@calmasd.UUCP
Newsgroups: sci.bio,sci.med,comp.ai,sci.misc
Subject: Re: Neurons can't regenerate? (was: Re: Taking AI models...)
Message-ID: <2285@calmasd.GE.COM>
Date: Mon, 15-Jun-87 16:18:34 EDT
Article-I.D.: calmasd.2285
Posted: Mon Jun 15 16:18:34 1987
Date-Received: Thu, 18-Jun-87 00:58:02 EDT
References: <622@unicus.UUCP> <1331@sigi.Colorado.EDU> <1349@sigi.Colorado.EDU> <1757@ttrdc.UUCP>
Organization: G.E.- Calma R&D, San Diego, CA
Lines: 15
Xref: utgpu sci.bio:383 sci.med:2092 comp.ai:494 sci.misc:287

(Daniel R. Levy) writes:
> (Sean Eddy) writes:
> > ...there are cells that do not
> > divide after a certain point, yet still age and die. Neurons are the
> > classic example........
> Am I misinformed, then, when I hear about nerves growing back together in
> people who have an accidentally severed appendage surgically reattached?

	No - they can heal - grow back together, under correct
circumstances, but they will not divide.  Kill them, and they are gone
forever.
-- 
These opinions are solely mine and in no way reflect those of my employer.  
John M. Pantone @ GE/Calma R&D, Data Management Group, San Diego
...{ucbvax|decvax}!sdcsvax!calmasd!jnp          jnp@calmasd.GE.COM