RE: Laymans questions on hormesis and LNT

[John Jacobus <crispy_bird@YAHOO.COM>]

Ted,

I think we agree that the use of DS breaks is not a

guide to regulation limits.  Unfortunately, I have a

feeling that is what will happen.



--- Ted Rockwell <tedrock@starpower.net> wrote:

> >then you

> justified in regulate exposures to prevent DS

> breaks.

> 

> John:

> 

> You cannot regulate to prevent DS breaks unless you

> outlaw normal

> metabolism.  That's what causes the overwhelming

> majority of DS breaks.

> 

> Ted Rockwell

> 

> 

> -----Original Message-----

> From: owner-radsafe@list.vanderbilt.edu

> [mailto:owner-radsafe@list.vanderbilt.edu]On Behalf

> Of John Jacobus

> Sent: Sunday, September 14, 2003 4:21 PM

> To: Ted Rockwell; radsafe@list.vanderbilt.edu; Cary

> Renquist

> Cc: Muckerheide-MA

> Subject: RE: Laymans questions on hormesis and LNT

> 

> 

> Ted,

> You are missing the point of my argument.  What I

> was

> saying is if you declare that it radiation causes DS

> breaks are detrimental to cell functions, then you

> justified in regulate exposures to prevent DS

> breaks.

> I am saying that you are not.  As I said, just

> because

> you can detect an effect does not mean it should be

> used as the basis of regulations.  Simply stated, DS

> breaks can be (1) repaired (2)exist but do not have

> effects of cell functions, (3) cause cell death, or

> (4) lead to cancerous growths.  All are possible,

> but

> only the last should be regulated against.  However,

> how do differentiate between the DS breaks?  I say

> regulations should be based on factors other than

> the

> formation of DS breaks.

> 

> I think you are looking to defend hormesis without

> understanding my comments.

> 

> . . .



=====

"May we never confuse honest dissent with disloyal subversion." 



Dwight D. Eisenhower  



-- John

John Jacobus, MS

Certified Health Physicist

e-mail:  crispy_bird@yahoo.com



__________________________________

Do you Yahoo!?

Yahoo! SiteBuilder - Free, easy-to-use web site design software

http://sitebuilder.yahoo.com

************************************************************************

You are currently subscribed to the Radsafe mailing list. To unsubscribe,

send an e-mail to Majordomo@list.vanderbilt.edu  Put the text "unsubscribe

radsafe" (no quote marks) in the body of the e-mail, with no subject line.

You can view the Radsafe archives at http://www.vanderbilt.edu/radsafe/