Saint Jean Clinique 1 article published in JoVE Developmental Biology An In Vitro Model of a Parallel-Plate Perfusion System to Study Bacterial Adherence to Graft Tissues Bartosz Ditkowski1, Tiago R Veloso1, Martyna Bezulska-Ditkowska1,2, Andreas Lubig3, Stefan Jockenhoevel3, Petra Mela3, Ramadan Jashari4, Marc Gewillig1, Bart Meyns5, Marc F Hoylaerts2, Ruth Heying1 1Cardiovascular Developmental Biology, Department of Cardiovascular Sciences, KU Leuven, 2Centre for Molecular and Vascular Biology, Department of Cardiovascular Sciences, KU Leuven, 3Department of Biohybrid & Medical Textiles, AME - Helmholtz Institute for Biomedical Engineering, RWTH Aachen University, 4European Homograft Bank, Saint Jean Clinique, 5Division of Clinical Cardiac Surgery, Department of Cardiovascular Sciences, KU Leuven We describe an in-house designed in vitro flow chamber model, which allows the investigation of bacterial adherence to graft tissues.