Department of Plant Breeding and Biotechnology, Institute of Plant Breeding, Seed Science, and Population Genetics, University of Hohenheim, Stuttgart, Germany (Biotechnological Investigations on Regeneration and Transformation in Capsicum annuum L.).

University of Zagazig (Benha Branch), Faculty of Agriculture, Department of Horticulture, Kalubia, Egypt (Genetic and biotechnological studies on interspecific hybridizations between Cucurbita species)

University of Zagazig (Benha Branch), Faculty of Agriculture, Department of Horticulture, Kalubia, Egypt