© Georg Thieme Verlag KG · DOI 10.1055/s-0030-1250584 · Planta Med · Wu H et al. PLAMED-2010-09-0923-LET.R1 Supporting Information Antileishmanial Germacranolides from Calea zacatechichi Hankui Wu 1,2 , Frank R. Fronczek 3 , Charles L. Burandt Jr 4 , Jordan K. Zjawiony 1 Affiliation 1 Department of Pharmacognosy and Research Institute of Pharmaceutical Sciences, School of Pharmacy, University of Mississippi, University, USA 2 College of Chemistry and Chemical Engineering, Anyang Normal University, Anyang, P. R. China 3 Chemistry Department, Louisiana State University, Baton Rouge, LA, USA 4 National Center for Natural Products Research, University of Mississippi, University, MS, USA Correspondence Prof. Dr. Jordan K. Zjawiony Department of Pharmacognosy and Research Institute of Pharmaceutical Sciences School of Pharmacy University of Mississippi