Chromosome painting and arrangement of interphase chromosome territories in Arabidopsis thaliana Dissertation zur Erlangung des akademischen Grades doctor rerum naturalium (Dr.rer.nat.) vorgelegt der Mathematisch-Naturwissenschaftlich-Technischen Fakultät (matematisch-naturwissenschaftlicher Bereich) der Martin-Luther-Universität Halle-Wittenberg von Herrn Ales Pecinka geb. am: 28.01.1978 in: Opava, Tschechische Republik Gutachter: 1. Prof. Reuter 2. Prof. Schubert (Gatersleben) Verteidigung: Halle (Saale), den 30.06.2005 urn:nbn:de:gbv:3-000008813[http://nbn-resolving.de/urn/resolver.pl?urn=nbn%3Ade%3Agbv%3A3-000008813]ACKNOWLEDGEMENTS I would like to express my grateful thanks to my supervisor Prof. Dr. Ingo Schubert, the head of Cytogenetics Department, for giving me the opportunity to work in his group, for constant guidance, continuous support and encouragement. I am very thankful to Dr. Armin Meister, Dr. Gregor Kreth, Prof. Dr. Eric Lam, Dr. Naohiro Kato, Dr. Koichi Watanabe, Dr. Martin A. Lysak, Dr. Célia Baroux, Dr. Andreas Houben, Dr. Jörg Fuchs, Dr. Veit Schubert, Dr. Aline V. Probst, Dr. Wim Soppe, Alexandre Berr, Dr. Sabina Klatte, Marco Klatte, Dr. Bernd Reiss and Dr. Jean Molinier, for their support and helpful discussions. Moreover, I would like to thank Martina Kühne, Achim Bruder, Rita Schubert, Ines Walde, Andrea Kuntze and Barbara Hildebrandt for their technical assistance.