1 3D virtual pome fruit tissue generation based on cell growth modeling 1 2 Metadel K. Abera 1 , Pieter Verboven 1 , Els Herremans 1 , Thijs Defraeye 1 , Solomon Workneh 3 Fanta 1 , Quang T. Ho 1 , Jan Carmeliet 2,3 , Bart M. Nicolai 1 4 5 1 Flanders Centre of Postharvest Technology / BIOSYST-MeBios, KU Leuven, Willem de 6 Croylaan 42, B-3001, Leuven, Belgium 7 8 2 Building Physics, Swiss Federal Institute of Technology Zurich (ETHZ), Wolfgang-Pauli- 9 Strasse 15, 8093 Zürich, Switzerland 10 3 Laboratory for Building Science and Technology, Swiss Federal Laboratories for Materials 11 Testing and Research (Empa), Überlandstrasse 129, 8600 Dübendorf, Switzerland 12 13 Corresponding author: Bart M. Nicolai (bart.nicolai@biw.kuleuven.be) 14