Re: LNT, regs and lives

[Bernard L Cohen <blc+@pitt.edu>]

On Tue, 7 Sep 1999, Michael McNaughton wrote:

> At 11:47 AM 9/7/99 -0500, Bernard L Cohen wrote:
> >	-Pierce et al assume that the high dose and low dose effects are
> >due to the same dominant process. If different effects are important at
> >low dose, such as stimulation of the immune system, adaptive response,
> >etc, their analysis is irrelevant. There is good evidence that these
> >effects are important only at low dose.
> 
> What were their observations; i.e., regardless of their analysis, what data
> do they present?

	Their data are total deaths from solid tumors vs dose among the
Japanese A-bomb survivors. Their data alone are even consistent with
hormesis below 25 rem (0.25 Sv), as shown in my letter in Radiation
Research 149:525-526;1998. 

Bernard L. Cohen
Physics Dept.
University of Pittsburgh
Pittsburgh, PA 15260
Tel: (412)624-9245
Fax: (412)624-9163
e-mail: blc+@pitt.edu


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