Institution: | 1. Department of Bio-Organic Chemistry, State University of Utrecht, Croesestraat 79, 3522 AD Utrecht, The Netherlands;2. National Institute for Rheumatism and Physiotherapy, Department of Pathology, 1525 Budapest, Hungary;3. Biochemisches Institut der Christian-Albrechts-Universität, Olshausenstrasse 40-60, 2300 Kiel 1, F.R.G. |