1. National Institute of Oncology,
2. 1st Institute of Pathology and Experimental Cancer Research, Semmelweis University Medical School,
3. Joint Research Organization of the Hungarian Academy of Sciences and Semmelweis University Medical School, Department of Medical Chemistry, Molecular Biology and Pathobiochemistry and
4. Central Research Institute for Chemistry of the Hungarian Academy of Sciences, Budapest, Hungary,
5. Creighton University, School of Medicine, Department of Biomedical Sciences, Omaha, NE, USA