Philip Morris
International Center for A Scientific Ecology Guidelines for the Seminar on Linear Relationship for Risk Assessment of Low Doses of Carcinogens
Fields
- Type
- REPT, REPORT, OTHER
- Area
- REIF,HELMUT/OFFICE
- Named Person
- Cohen, S.
- Freiesleben, W.
- Lee, P.N.
- Macdonald, C.J.
- Stohrer, G.
- Request
- Stmn/R2-038
- Master ID
- 2028385369/5380
- 2028385369 Facsimile Coversheet
- 2028385370
- 2028385371 Heidelberg Appeal to Heads of States and Governments
- 2028385373-5380 Is the Concept of Linear Relationship Between Dose and Effect Still S Valid Model for Assessing Risk Related to Low Doses Carcinogens? A Restricted International Scientific Seminar 930510 - Paris (France)
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18/03 ' 9S 18: 02 1232 2 2878069 P.1[. C. S BRUSSELS +" FPR Neuchatel CH W004/012
International Center for a Scientific Ecology
GukWhum i6or the secad= an 1'u~ear n~2lat~hip
for:3skare-- emotaEbw domotc~u~og~s
The mornfng of tha sttmfnur will be devoted to curnmunications on the fvllowing topics:
methodology of predictive studies bas.d on the linear relationship concept applied to
low-level .xposure to carcinogens;
studies of epectfic ceses;
uuLutoa (Yro1: J. Corbett MacDonald);
arsenic (Prof. Gerhard Stahrer);
vis~1 chloride monomer (VCM) (Dr. Warner Freiesleben);
saccharin (Prof Samuel Cohenl;
passive smoking (Prui` P. K. Lee).
T'hese case studies ars intended to shvw wbrsther there are any sipnff'usnt correlations
between farecasts based on the linear relationship principle and the facaa or data Available
(clinieal and statistical aspeets) which can be observed today. ThesQ six substances have been
selected on the basis oYtha Lollowing criteria:
tbeir diversity of action;
suf'Sdent follow-up time to permit in-situ observation;
thQ difficulty of evaluat3ng the effects of low-level exposure using conventional
epidemiologlcal methods.
With tbis in mind, we th9ak it would be a good idea if all our epQalers could include the
followirtg points:
dose levels below which conventional epidemiology ceases to be applicable (cohort size,
cost, time required);
mortaiityprediCtion based on linear mal.heniatical extrapolation;
clinical observations in keeping with the forecasts darived from mathematiml.
extrapolations.
evaluation of t6 dev'sations;
a descfriptio», if appropriate, of'the regulatory response to these forecasts, their Wsi,ts
in terms ot public health and of thc economic and social costs;
risk9/benefit caasiderduas;
the opeaker's personal conclusions.
ln order to allow sufficient time for discussion with the scientific panel, we propose the
following two-phase schedule:
1 Submission of a written report (10/15 pages, including the bibliography). This
paper which should be in english, wi31 be circulated to all panel members.
Closing date for submitting texts : April 10, 1993. ,
2. A ten-minute oral communication given on May 10, 1993. An abstract focussing
on the conciusions of your written paW.
Tf thern is anything which is not clear to you, please to not hesitate to ask us about iti
J1araaewIcnJaNrss
Fax: (881) 42 89 00 69
2OZ9385372
emafionol Cerner tor a SciMihc Ecoiogy
IO, avenue de Noslne, 75008 Pais. France
Yel; 3314562 20 03. Fax :33 1 42 89 03 59
