1. Institute of Human Physiology and Clinical Experimental ResearchSemmelweis UniversityBudapestHungary
2. Department of PhysiologyUniversity of Tennessee Health Sciences CenterMemphisTennesseeUSA
3. Department of PharmacologyUniversity of Tennessee Health Sciences CenterMemphisTennesseeUSA
4. Institute of EnzymologyResearch Centre for Natural Sciences of the Hungarian Academy of SciencesBudapestHungary
5. Department of Pharmacology and PhysiologyUniversity of Rochester School of MedicineRochesterNew YorkUSA