Affiliation: | (1) Debye Research Institute and Department of Molecular Biophysics, Buys Ballot Laboratory, University of Utrecht, P.O. Box 80.000, 3508 TA Utrecht, The Netherlands;(2) Present address: Institute for Biodiagnostics, National Research Council of Canada, Winnipeg, Canada;(3) Present address: Department of Medical Physiology, Utrecht University, Utrecht, The Netherlands |