Collaboration
| since 1990th | Prof. Josef Michl Chemistry & Biochemistry, University of Colorado at Boulder, USA. Institute of Organic Chemistry and Biochemistry AS CR, Prague, Czech Republic. | 
| since 1997 | Dr. Lubomír Rulíšek Institute of Organic Chemistry and Biochemistry AS CR, Prague, Czech Republic. | 
| since 2005 | Prof. Antonín Holý Institute of Organic Chemistry and Biochemistry AS CR, Prague, Czech Republic. | 



 
			