1. Institute of Parasitology, Biology Centre, Czech Academy of Sciences, České Budějovice, Czech Republic
2. Faculty of Science, University of South Bohemia, České Budějovice, Czech Republic
3. Department of Microbiology and The Center for RNA Biology, The Ohio State University, Columbus, OH, USA
4. Metabolomics Mass Spectrometry Core, Department of Cancer Biology, University of Cincinnati, Cincinnati, OH, USA
5. Rieveschl Laboratories for Mass Spectrometry, Department of Chemistry, University of Cincinnati, Cincinnati, OH, USA