[1] Univ Mississippi, Sch Pharm, Natl Ctr Nat Prod Res, University, MS 38677 USA
[2] Univ Mississippi, Sch Pharm, Dept Pharmacognosy, Pharmaceut Sci Res Inst, University, MS 38677 USA
[3] Doktor Edwall AB, Djursholm, Sweden
[4] Kasima Med Dev AB, Falsterbo, Sweden
[5] Louisiana State Univ, Sch Vet Med, Div Biotechnol & Mol Med, Baton Rouge, LA 70803 USA
[6] Boehringer Ingelheim Vetmed, Ames, IA 50010 USA