Task dependent modulation of reward and novelty processing in human ventral striatum and midbrain [Elektronische Ressource] / von Ruth Marie Krebs

Task-Dependent Modulation of Reward and Novelty Processing within Human Ventral Striatum and Midbrain Dissertation zur Erlangung des akademischen Grades doctor rerum naturalium (Dr. rer. nat.) genehmigt durch die Fakultät für Naturwissenschaften der Otto-von-Guericke Universität Magdeburg von Dipl. Psych. Ruth Marie Krebs geb. am 26.09.1979 in Laubach Gutachter: Prof. Emrah Düzel Prof. Irene Daum Eingereicht am: 23.06.2008 Verteidigt am: 10.12.2008 Acknowledgements I gratefully thank Emrah Düzel and Björn Schott for supervising my work and for the possibility to get in touch with the world of research and all the great people around. My special thanks go furthermore to Irene Daum and Emrah Duzel for surveying this thesis. I thank Hartmut Schütze for instructing me in fMRI-analysis and for the logistic support in submitting my thesis, as well as Nico Böhler for proof-reading and for the excellent motivational backup. Moreover, I have to thank Michael Scholz for the support regarding data analyses, the ZENIT-team for assistance with fMRI-scanning, Jochem Rieger for his help with visual stimulation, and the members of the IME at the Helmholtz Research Center in Jülich for the fruitful collaboration. Finally, I am grateful to all the members of the Clinic of Neurology for the scientific and the just as helpful social support during my time in Magdeburg.