Affiliation: | 1. Dipartimento di Scienze Farmaceutiche, Università di Pisa, Via Bonanno 6, 56126 Pisa, Italy;2. Department of Molecular and Integrative Physiology, University of Illinois, 407 S. Goodwin Avenue, Urbana, Illinois 61801;3. Department of Chemistry, University of Illinois, Urbana, Illinois 61801 |