| Institution: | (1) National Institute of Environmental and Health Sciences, P. O. Box 12232, 27709 Research Triangle Park, NC, USA;(2) Departments of Microbiology and Immunology, The University of Michigan, 48109-0620 Ann Arbor, MI, USA;(3) Department Chemical Engineering, The University of Michigan, 48109-0620 Ann Arbor, MI, USA;(4) Mathematics Department, The City College, 137 Street and Convent Avenue, 10031 New York, NY, USA;(5) Department of Biology, Virginia Polytechnic Institute and State University, 24061 Blacksburg, VA, USA;(6) Department of Physiology and Biophysics, Dalhousie University, B3H 4H7 Halifax, Nova Scotia, Canada |
