1. Rudolf Boehm Institute of Pharmacology and ToxicologyMedical FacultyUniversity of LeipzigHärtelstrasse 16–18D‐04107LeipzigGermany
2. Department of NeurochemistryPaul Flechsig Institute for Brain ResearchMedical FacultyUniversity of LeipzigLeipzigGermany
3. Institute of BiochemistryMedical FacultyUniversity of LeipzigLeipzigGermany