1. Dept. of Pharmacognosy, Faculty of Pharmacy with the Div. of Laboratory Medicine; Medical Univ. of Białystok; Białystok Poland
2. Dept. of Pharmacy; Univ. “G. d'Annunzio” of Chieti-Pescara; Chieti Italy
3. Dept. of Pharmacognosy and Molecular Basis of Phytotherapy, Faculty of Pharmacy; Warsaw Medical Univ.; Warsaw Poland