1. Division
of Pharmaceutical Biology, Department of Pharmaceutical Sciences, University of Basel, Klingelbergstrasse 50, 4056 Basel, Switzerland
2. Research
Institute of Organic Agriculture FiBL, Department of Crop Sciences, Ackerstrasse
113, 5070 Frick, Switzerland
3. Center
for Pharmacognostic Research on Panamanian Flora, Faculty of Pharmacy, University of Panama, Panama City, Republic of Panama