He has published over 100 research papers in the fields of formal languages and applications, discrete mathematics, molecular and natural computing, and bioinformatics. He also participated in or leaded many commercial and scientific software projects. He co-authored several chapters in prominent monographs in the areas of natural computing and biocomputing (The Oxford Handbook of Membrane Computing, OUP, and the Handbook of Natural Computing, Springer, to name a few). During his career he collaborated with many colleagues in the EU, USA and Asia, including 2 years research stay at the University of Western Ontario (Canada) and 10 years at the Polytechnical University of Madrid (UPM). He worked as a member of Pogramme or Steering Committee of many international conferences, in some cases as a PC and/or OC chair/co-chair. From 2012 to 2016 he acted as a member and co-chair of the evaluating panel P202 (Computer Science) of the Czech Science Foundation.