[1] Tech Univ Munich, Dept Dermatol & Allergy, D-80802 Munich, Germany
[2] Tech Univ Munich, Dept Med Microbiol Immunol & Hyg, D-80802 Munich, Germany
[3] Tech Univ Munich, Clin Res Div Mol & Clin Allergotox, D-80802 Munich, Germany
[4] Heidelberg Univ, Inst Immunol, D-6900 Heidelberg, Germany
[5] GSF, Natl Res Ctr Environm & Hlth, Div Environm Dermatol & Allergy GSF TUM, Neuherberg, Germany