Proceedings of the Scientific W orkshop on the Health Effects of Electric and M agnetic Fields o n W o r k e r s Edited by: PHILIP J.BIERBAUM, M.E. JOHN M. PETERS, MJX, Sc.D. January 30-31,1991 Cincinnati, Ohio VS. DEPARTMENT OF HEALTH AND HUMAN SERVICES Public Health Service Centers for Disease Control National Institute for Occupational Safety and Health DISCLAIMER Sponsorship of this workshop and these Proceedings by NIOSH does not constitute endorsement of the views expressed or recommendation for the use of any commercial product, commodity or service mentioned. The opinions and conclusions expressed in the plenary papers are those of the authors and not necessarily those of NIOSH. The research recommendations are not to be considered as final statements of NIOSH policy or of any agency or individual who was involved. They are intended to be used in advancing the knowledge needed for worker protection. This document is in the Public Domain and may be freely copied or reprinted. Copies of this and other NIOSH documents are available from: Publication Dissemination, DSDTT National Institute for Occupational Safety and Health 4676 Columbia Parkway Cincinnati, Ohio 45226 (513) 533-8287 The bibliography used as the basis for the Scientific Workshop on the Health Effects ofElectric and Magnetic Fields on Workers [This workshop was originally entitled "Scientific Workshop on the Health Effects of Electromagnetic Radiation on Workers."] is available from the National Technical Information Service. (NTIS PB-91-173-351/A 13) For information on other occupational safety and health problems, call 1-8QO-35-NIOSH DHHS (NIOSH) Publication No. 91-111 WORKSHOP PARTICIPANTS Program Chairs W orkshop Chair W orkshop Co-Chair Philip J. Bierbaum, M X John M. Peters, MD., ScJ). Director, Division of Physical Professor and Director Sciences and Engineering Division of Occupational and National Institute for Occupational Environmental Medicine Safety and Health, O X School of Medicine University of Southern California Plenary Presenters In Vitro/Cellular Mechanism Epidemiologic Studies Studies Gilles P. Thtriault, MD., Dr. PM. Stephen F. Cleary, PhD. Professor and Director Professor of Physiology and Biophysics School of Occupational Health Department of Physiology McGill University Medical College of Virginia Montreal, Quebec Richmond, VA Canada In Vivo Studies Exposure Assessments harry E. Anderson, PhD. T. Dm Bracken, PhD. Bioelectromagnetics Program Manager President Battelle Pacific Northwest Laboratory T. Dan Bracken, Inc. Richland, WA Portland, OR Methods for Reducing Exposures William E. Feero President Electric Research and Management, Inc. State College, PA ili IN VITRO/CELLULAR MECHANISM STUDIES Moderator Rapporteur Janet C. Haartz, PkJ). RusseU E. Savage, Jr., PhJ). Director, Division of Biomedical and Chief, Experimental Toxicology Branch, Behavioral Science, NIOSH,CDC Division of Biomedical and Behavioral Cincinnati, OH Science, NIOSH,CDC Cincinnati, OH P r e s e n t e r Stephen F. Cleary, PhD. Professor of Physiology and Biophysics Department of Physiology Medical College of Virginia Richmond, VA Panel M embers W. Ross Adey, MD. Richard A Luben, PhD Associate Chief of Staff for Research and Associate Professor of Biomedical Sciences Development and Biochemistry Jerry L. Pettis Memorial Veterans Hospital Division of Biomedical Sciences Loma Linda, CA University of California, Riverside Riverside, CA Carl F. Blackman, PhJ). Research Biologist Karel Marha, PhD. U.S. Environmental Protection Agency Manager, Physical Hazards Group Research Triangle Paric, NC Canadian Centre for Occupational Health and Safety Vincent Castmnova, PhD. Hamilton, Ontario, Canada Chief, Biochemistry Section Division of Respiratory Disease Studies Mayes L Swicord, PhD. NIOSH, CDC Chief, Radiation Biology Branch Morgantown, WV Center for Devices and Radiological Health U.S. Food and Drug Administration Abraham R. Uboff, PhD. Rockville, MD Professorof Physics and Director ofMedical Physics Mark Toraason, PhD Oakland University Chief, Cellular Toxicology Section Rochester, MI Experimental Toxicology Branch Division of Biomedical and Behavioral Science, NIOSH,CDC Cincinnati, OH iv IN VIVO STUDIES Moderator Rapporteur Richard W. Niemier, PhD. Robert W. Mason, PhD. Director, Division of Standards Development Biologist, Document Development Branch and Technology Transfer, NIOSH,CDC Division of Standards Development and Cincinnati, OH Technology Transfer, NIOSH.CDC Gnrinnati, OH P r e s e n t e r Larry E. Anderson, PhD. Biodectromagnetics Program Manager Battette Pacific Northwest Laboratory Richland, WA Panel M embers Charles Graham, PhD. Bernard A. Schwetz, D.VM., PhD. Research Psychologist Chief, Systems Toxicology Branch Midwest Research institute Division of Toxicology Research and Testing Kansas City, MO National institute of Environmental Health Sciences Bo Hobnberg, PhD. Research Triangle Park, NC Professor Department of Toxicology Thomas S. Tenforde, PhD National Institute of Occupational Health Chief Scientist Solna, Sweden Life Sciences Center Battelle Pacific Northwest Laboratory Joseph M. Vary, III, PhD. Richland, WA Research Grants Program Officer Office of the Director Kenneth C. Weber, PhD. NIOSUCDC Chief, Laboratory Investigations Brandi Atlanta, GA Division of Respiratory Disease Studies NIOSH.CDC Russel J. Reiter, PhJ)v D. Med. (Hon.) Morgantown, WV Professor of Neuroendocrinology Department of Cellular and Structural Biology BaryW. Wilson, PhD. University of Texas Health Science Cento' Program Development Manager San Antonio, TX Materials and Chemical Sciences Center Battelle Pacific Northwest Laboratory Walter R. Rogers, PhD, DAB.T. Richland, WA Manager, Biosdences Southwest Research Institute San Antonio, IX V EPIDEMIOLOGIC STUDIES Moderator Rapporteur Gregory R. Wagner, MD. David P. Brown, MPJi. Director, Division of Respiratory Disease Assistant Chief, Industrywide Studies Branch Studies, NIOSH, CDC Division of Surveillance, Hazard Evaluations Morgantown, WV and field Studies, NIOSH, CDC Cincinnati, OH P r e s e n t e r CiIks F. Tklriault, MD., Dr. PM. Professor and Director School of Occupational Health McGill University Montreal, Quebec, Canada Panel M embers Patricia Buffler, PhD, MPJi. Genevieve Matanoski, MD., Dr. PJi. Ashbel Smith Professor and Center Director Professor of Epidemiology Southwest Center for Occupational Health Johns Hopkins University and Safety Baltimore, MD School of Public Health University erf Texas Samuel MUham, Jr., MD., M.PJH. Houston, TX Section Head Chronic Disease - Epidemiology Bonnie Richter, PhD Washington State Department of Health Office of Energy Research Olympia, WA U.S. Department of Energy Washington, DC David A. Savitz, PhD Associate Professor Daniel Hoffman, PhD. School of Public Health Assistant Director for Science University of North Carolina Center for Environmental Health and Injury Chapel Hill, NC Control, CDC Atlanta, GA Teresa Scknorr, PhD. Chief, Epidemiology 1 Section Leeka Kheifets, PhD. Industrywide Studies Branch Project Manager of Epidemiology Division of Surveillance, Hazard Evaluations Electric Power Research Institute and field Studies, NIOSH, CDC Palo Alto, CA Cincinnati, OH EXPOSURE ASSESSMENT STUDIES Moderator Rapporteur Lawrence J. Fine, MD^ DrPJi. William E. Murray, Jr., MS. Director, Division of Surveillance, Hazard Chief, Radiation Section, Evaluations and Held Studies, NIOSH, Physical Agents Effects Branch, CDC Division of Biomedical and Behavioral Cincinnati, OH Science, NIOSH, CDC Gncmnati,OH P r e s e n t e r T. Dan Bracken, PhD. President T. Dan Bracken, Inc, Portland, OR Panel M embers Joseph A. Bowman, PhD. Maria A. Stuchfy, PhD. Research Chemist, Radiation Section Research Scientist Physical Agents Effects Branch Bureau of Radiation and Medical Devices Division of Biomedical and Behavioral Health & Welfare, Canada Science, NIOSH, CDC Ottowa, Canada Cincinnati, OH James M. Smith, PhD. Om P. Gandhi, PhD. Chief, Radiation Studies Branch Professor Division of Environmental Hazards and Department of Electrical Engineering Health Effects University of Utah Center for Environmental Health and Injury Salt Lake City, UT Control, CDC Atlanta, GA Maiia Hietanen, PhD. Research Physicist Stanley S. Sussman, PhD. Laboratay of Physics Subprogram Manager Institute of Occupational Health Radiation Studies Program Helsinki, Finland Electric Power Research Institute Palo Alto, CA KjeU Hansson Mild, PhD. Researcher Richard A. TeU, MS. Division of Occupational Medicine President National Institute for Occupational Richard Tell Associates Health Las Vegas, NV Umea, Sweden Robert M. Patterson, ScD. Associate Professor Environmental Health Engineering Temple University Philadelphia, PA v ii METHODS FOR REDUCING EXPOSURES M o d e r a to r R a p p o r te u r Laurence J, Doemeny, PhJ). Alfred A. Amendola, PhJ)., P£. Deputy Director, Division of Physical Deputy Director, Division of Safety Sciences and Engineering, NIOSH, CDC Research, NIOSH, CDC Cincinnati, OH Morgantown, WV P r e s e n t e r William E. Feero President Electric Research and Management, Inc. State College, PA Panel M embers Howard I. Bassen, PhJ). Mark A. McCkmahan, PhD. Senior Scientist, Electrophysics Branch Health Scientist Colter for Devices and Radiological Health Health Studies Branch U.S. Food and Drag Administration Cen ter for Environmental Health and Injury Rockville, MD Control, CDC Atlanta, GA John Bergeron, PhJX Physiologist Tom McDermott Corporate Research and Development Senior Electrical Engineer General Electric