[1] Hannover Med Sch, Inst Toxikol, D-30623 Hannover, Germany
[2] Hannover Med Sch, Inst Physiol Chem, D-30623 Hannover, Germany
[3] Johannes Gutenberg Univ Mainz, Inst Toxikol, Mainz, Germany
[4] Univ Freiburg, Inst Pharmakol & Toxikol, Freiburg, Germany