1. Institute of Biomedical Problems, Moscow, Russia, Khoroschevskoje shosse 76a
2. Institute of Biomedical Problems, Moscow, Russia, Khoroschevskoje shosse 76a.
3. GCRC, Vanderbilt University, Nashville, TN, U.S.A.
4. German Aerospace Center (DLR)
5. Medical Faculty of the Charité, Humboldt-University, Helios Clinic Berlin, Germany