[1] Tech Univ Munich, Dept Dermatol & Allergy Biederstein, D-80802 Munich, Germany
[2] Tech Univ Munich, Inst Virol, D-80802 Munich, Germany
[3] Tech Univ Munich, Ctr Allergy & Environm ZAUM, Helmholtz Ctr, D-80802 Munich, Germany
[4] Christine Kuhne Ctr Allergy Res & Educ CK CARE, Davos, Switzerland