[1] European Federat Biotechnol, Task Force Bioecon, Poznan, Poland
[2] Sigma Aldrich, St Louis, MO USA
[3] Merck Grp, CH-9470 Buchs, Switzerland
[4] PAS, Inst Bioorgan Chem, Poznan, Poland
[5] European Federat Biotechnol, Execut Board, Poznan, Poland