1. Department of Chemistry, Grand Valley State University, 1 Campus Drive, Allendale, Michigan 49401, United States
2. Research
Service, Louis Stokes Cleveland Department of Veterans Affairs Medical
Center, 10701 East Boulevard, Cleveland, Ohio 44106, United States
3. Departments of Medicine, Pharmacology, Molecular Biology and Microbiology, Case Western Reserve University School of Medicine, 10900 Euclid Avenue, Cleveland, Ohio 44106, United States
4. Department of Life Sciences, University of Modena and Reggio Emilia, Via Campi 103, 41125 Modena, Italy